Solar on every roof, BOI solar correction, open source section
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Solar (user, 17 Oct 2026: "use as much roof space as possible")
- PV on every roof and canopy: ~640 kWp on the Payap scenario plot
  (factory roof ~523, canopies ~54, flat office roof ~65 kWp around the
  AC units); ~300 kWp on the Mueang Chi hall. Calculator: pvKWp 640,
  new pvSelf 85 % (zero export, hourly sketch), PV cost per kWp times the
  array, office-roof PV in the iso view, roofs drawn full.
- 12.8M to 16.6M THB at 20 to 26 THB/W; CSV baseline 34.37M to 56.34M;
  launch plant ~168M / 231M / 294M THB with contingency; Plan B ~216M
  (label ~215M), ~39M above Plan A; Plan A unchanged (it leases the
  array), its solar lever ~17.5M. PV payback ~4.2 to 5.9 years.
- Permits (rooftop solar no factory licence since 28 Dec 2024, ERC
  exemption under 1,000 kVA, PEA zero export) and PPA discounts sourced
  in sustainability.md.

BOI correction
- Announcement 3/2568 (in force 1 July 2025) ended BOI promotion for
  solar installations; only the battery may qualify (12M THB per MW cap).
  Removed the "BOI solar measure" from boi.md, total-investment,
  revenue-model, sustainability, site-candidates and both plan versions;
  Plan B's case for owning the array is the PPA bill it avoids
  (~0.07M USD a year).

Open source (user, 17 Oct 2026)
- digital-factory.md "Open source throughout, and working with other
  plants": everything we run and build is open source on NixOS, our code
  published (licence to decide), vendor firmware the stated exception;
  later the stack and factory-automation services for other pressing
  plants, not in the revenue.
- Business plan section 5.6 plus an executive-summary bullet, reading
  guide and not-modelled mentions; draft 0.3 rebuilt (A 60, B 61 pages),
  renders re-made with the roofs full.
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@@ -669,9 +669,9 @@ What it says:
## Operating pictures of Plan A and Plan B (October 2026)
The business plan comes in two versions
([total investment](total-investment.md#two-plans-a-at-180m-thb-and-b-at-210m-thb-october-2026)):
([total investment](total-investment.md#two-plans-a-at-180m-thb-and-b-at-215m-thb-october-2026)):
**Plan A** (~177M THB, the launch plant with six cost levers) and
**Plan B** (~208M THB, the same launch plant with everything in), both
**Plan B** (~216M THB, the same launch plant with everything in), both
priced without contingency and with the ramp-up reserve. Both run the
same three presses, so volume, price, direct cost, title services and
overheads are those of the launch-plant table above; only the
@@ -679,14 +679,14 @@ depreciation follows each plan's capital (estimates):
- **Plan A**: the high end of its blocks (6.25M USD) over 10 years, the
midpoint (4.90M USD) over 12.5, the low end (3.56M USD) over 15. The
solar PPA adds its power price to the energy line (~0.03M USD a year in
the calculator), not shown here.
- **Plan B**: 7.47M USD over 10 years, 5.84M over 12.5, 4.22M over 15.
Its owned solar saves the PPA power bill; cassette and CD-R sales, tours
solar PPA adds its power price to the energy line (~0.07M USD a year in
the calculator for the ~640 kWp array), not shown here.
- **Plan B**: 7.73M USD over 10 years, 6.08M over 12.5, 4.42M over 15.
Its owned solar (~640 kWp, every roof and canopy) saves the PPA power bill; cassette and CD-R sales, tours
and the Payap programmes it opens from the start are not modelled.
- **Payback** is counted on the whole plan price including the ramp-up
reserve (Plan A 3.86M / 5.35M / 6.85M USD, Plan B 4.52M / 6.30M /
8.07M USD from the low to the high end).
reserve (Plan A 3.86M / 5.35M / 6.85M USD, Plan B 4.72M / 6.53M /
8.34M USD from the low to the high end).
| USD/yr | A adverse | A central | A favourable | B adverse | B central | B favourable |
|---|---|---|---|---|---|---|
@@ -697,10 +697,10 @@ depreciation follows each plan's capital (estimates):
| Title-services contribution | 0.07M | 0.23M | 0.48M | 0.07M | 0.23M | 0.48M |
| Cash overheads | 0.45M | 0.33M | 0.20M | 0.45M | 0.33M | 0.20M |
| **EBITDA** | **0.23M** | **1.73M** | **3.79M** | **0.23M** | **1.73M** | **3.79M** |
| Depreciation | 0.62M | 0.39M | 0.24M | 0.75M | 0.47M | 0.28M |
| **Operating profit** | **-0.39M** | **1.34M** | **3.55M** | **-0.52M** | **1.26M** | **3.51M** |
| Depreciation | 0.62M | 0.39M | 0.24M | 0.77M | 0.49M | 0.29M |
| **Operating profit** | **-0.39M** | **1.34M** | **3.55M** | **-0.54M** | **1.24M** | **3.50M** |
| Revenue | 2.28M (~75M THB) | 3.65M (~120M THB) | 5.41M (~179M THB) | 2.28M (~75M THB) | 3.65M (~120M THB) | 5.41M (~179M THB) |
| Payback on the plan price (EBITDA, mature year) | ~30 yr | ~3.1 yr (2.2 to 4.0) | ~1.0 yr | ~35 yr | ~3.6 yr (2.6 to 4.7) | ~1.2 yr |
| Payback on the plan price (EBITDA, mature year) | ~30 yr | ~3.1 yr (2.2 to 4.0) | ~1.0 yr | ~36 yr | ~3.8 yr (2.7 to 4.8) | ~1.2 yr |
What it says:
@@ -708,14 +708,16 @@ What it says:
year**; its adverse corner still loses money, because it would need
~0.9 million records to cover depreciation and the three presses make
0.58 million at that rate.
- **Plan B** breaks even at **~0.23 million records**, and its adverse
- **Plan B** breaks even at **~0.24 million records**, and its adverse
corner loses more (~1.1 million records needed to cover depreciation).
At the central cost and volume the price that covers its depreciation
is ~2.8 USD (~91 THB) a record.
- **On these numbers Plan B's extra ~31M THB earns nothing**: the same
EBITDA, more depreciation and a longer payback. Its case rests on what
the table leaves out: the BOI solar measure on the owned array, the
PPA power bill it avoids, full stamper metrology from the first
is ~2.8 USD (~92 THB) a record.
- **On these numbers Plan B's extra ~39M THB earns little**: the same
EBITDA here (the calculator, which splits energy by plan, puts it ~0.07M
USD a year ahead for the PPA bill the owned array avoids), more
depreciation and a longer payback. Its case rests on what
the table leaves out: the PPA power bill it avoids (the BOI no longer
promotes solar installations since July 2025), full stamper metrology from the first
release, tours, the Payap programmes, and cassette and CD-R sales.
- **The caveats above hold for both:** a central EBITDA margin of ~47 %
is far above the 15 to 25 % pressing plants earn, the cost of specials
@@ -724,10 +726,10 @@ What it says:
The [calculator](../fleet-calculator.html) presets, at the team's
planning rates (3 records a minute per Duplex system) and its own cost
build-up, give at 850k records: **Plan A** EBITDA 2.04M USD, payback 2.4
build-up, give at 850k records: **Plan A** EBITDA 2.05M USD, payback 2.4
years on the investment, cash payback in year ~3.9 and ~25 % IRR over ten
years with the reserve in year 0; **Plan B** EBITDA 2.07M USD, payback 2.8
years, cash payback in year ~4.3 and ~21 % IRR (pre-tax, pre-financing,
years with the reserve in year 0; **Plan B** EBITDA 2.12M USD, payback 2.9
years, cash payback in year ~4.4 and ~21 % IRR (pre-tax, pre-financing,
estimates).
## Operating picture at full capacity (five-press fleet)
+34 -26
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@@ -51,7 +51,7 @@ on two shifts (estimate: the [scale](../scale.md) basis gives ~0.71 to
| Cutting room: Sillitoe SDMS, spare cutterhead and support, mastering console and chain, monitoring, room build-out | 200k – 350k | 6.6M – 11.6M | SDMS list price USD 125k (ex tax and shipping); the rest estimate |
| Metrology and QC stack (XRF, laser confocal, wide-area profiler, inline vision on three presses, audio station) | 350k – 810k | 11.6M – 26.7M | estimate, phaseable ([quality automation](../quality-automation.md)) |
| PVC lab, day-one tier | 55k – 150k | 1.8M – 5.0M | estimate, [quality automation](../quality-automation.md) |
| Utilities, solar, battery, HVAC, clean zones, racking | 835k – 1,439k | 27.6M – 47.5M | [utilities CSV](utilities-investment.csv) baseline re-sized for three presses: chiller bank two modules instead of three; solar at 20 to 26 THB/W installed and the battery installed (Thai market prices checked October 2026, sources in the CSV) |
| Utilities, solar, battery, HVAC, clean zones, racking | 1,042k – 1,707k | 34.4M – 56.3M | [utilities CSV](utilities-investment.csv) baseline re-sized for three presses: chiller bank two modules instead of three; PV on every roof and canopy (~640 kWp, user decision 17 October 2026) at 20 to 26 THB/W installed and the battery installed (Thai market prices checked October 2026, sources in the CSV) |
| Building ~1,500 m² plus civil and site works | 650k – 1,100k | 21.4M – 36.3M | estimate at 12,000 – 20,000 THB/m² plus ~20 % site works; soil is the main variable |
| Overhead crane, runway, frame premium, machine door | 97k – 227k | 3.2M – 7.5M | estimate, [crane, workshop and tours](../crane-workshop-tours.md) |
| Maintenance workshop and machine bay fit-out | 30k – 76k | 1.0M – 2.5M | estimate, same |
@@ -61,9 +61,9 @@ on two shifts (estimate: the [scale](../scale.md) basis gives ~0.71 to
| Cassette duplication and CD-R duplication | 55k – 190k | 1.8M – 6.3M | estimate, business plan sections 4.8 and 4.9 |
| Freight, installation, commissioning, training (Pheenix, Sibert, Sillitoe, Newbilt beyond its quoted 5 days) | 150k – 300k | 5.0M – 9.9M | estimate |
| Working capital, PVC stock, spares, lease deposit, first-year rent | 135k – 290k | 4.5M – 9.6M | estimate; land is leased, so no land purchase |
| Subtotal | ~4.22M – 7.47M | ~139M – 246M | midpoint ~5.84M USD, ~193M THB |
| Contingency 15 % | ~0.63M – 1.12M | ~21M – 37M | |
| **Total, launch plant** | **~4.85M – 8.6M USD** | **~160M – 283M THB** | midpoint ~6.72M USD, ~222M THB |
| Subtotal | ~4.42M – 7.73M | ~146M – 255M | midpoint ~6.08M USD, ~201M THB |
| Contingency 15 % | ~0.66M – 1.16M | ~22M – 38M | |
| **Total, launch plant** | **~5.1M – 8.9M USD** | **~168M – 294M THB** | midpoint ~6.99M USD, ~231M THB |
Not in the total: a **reserve for the ramp-up** (staff hired before first
revenue, overheads until volume covers them; ~10M to 20M THB, estimate),
@@ -78,7 +78,7 @@ import VAT paid at the border and reclaimed later (estimates).
### The investor's question: 180M THB, maybe 20 % more (October 2026)
*Superseded by [Two plans](#two-plans-a-at-180m-thb-and-b-at-210m-thb-october-2026)
*Superseded by [Two plans](#two-plans-a-at-180m-thb-and-b-at-215m-thb-october-2026)
below. Written against the earlier Pheenix estimate (USD 320k to 650k,
total ~227M THB at the midpoint); its galvanics lever is now the base
price.*
@@ -131,7 +131,7 @@ building RFQ with a soil test, and distributor quotes for the metrology
stack. Until they are in, quote **~216M THB** to the investor as the
target with the levers above, and 180M as the low-quote case.
## Two plans: A at ~180M THB and B at ~210M THB (October 2026)
## Two plans: A at ~180M THB and B at ~215M THB (October 2026)
Decided (user, October 2026): the business plan comes in **two
versions** for the investor, built from the same documents:
@@ -139,12 +139,16 @@ versions** for the investor, built from the same documents:
- **Plan A, ~180M THB**: the launch plant with every machine decided
above (one Duplex system, one Classic, galvanics, Sibert, the cutting
room), brought down with six cost levers.
- **Plan B, ~210M THB**: the same launch plant, one Duplex system and
- **Plan B, ~215M THB**: the same launch plant, one Duplex system and
one Classic, with everything in: none of Plan A's six levers taken.
First drawn as five presses at ~225M THB (Plan A plus 25 %); re-defined
by the user on 17 October 2026 ("plan b should also only start with 1
duplex and 1 classic, but with all levers"). In both plans the second
Duplex system is a growth step from revenue.
Duplex system is a growth step from revenue. On 17 October 2026 the
solar array was sized to every roof and canopy (~640 kWp, "use as much
roof space as possible"); that raised Plan B from ~208M to ~216M and
Plan A's solar lever from ~9.7M to ~17.5M, and left Plan A's price as
it was, because Plan A leases the array.
Both are priced **without contingency** (user decision) and **with the
ramp-up reserve**, because the reserve is cash the investor puts in
@@ -153,8 +157,8 @@ reference plus 20 % in both. Midpoints, estimates:
| Plan A: launch plant with six levers | Saves | Subtotal after it |
|---|---|---|
| Launch plant, every block, no contingency | | ~192.8M THB (~5.84M USD) |
| Rooftop solar and battery through a solar PPA (the installer owns and finances the array, the plant buys the power) | ~9.7M | ~183.1M |
| Launch plant, every block, no contingency | | ~200.6M THB (~6.08M USD) |
| Solar (~640 kWp on every roof and canopy) and battery through a solar PPA (the installer owns and finances the array, the plant buys the power) | ~17.5M | ~183.1M |
| Metrology launch tier: XRF, inline vision and audio station at launch; laser confocal and wide-area profiler (USD 180k to 350k) bought from revenue | ~8.8M | ~174.4M |
| Visitor corridor built later; no public tours at first | ~3.6M | ~170.8M |
| Cassette and CD-R duplication later | ~4.0M | ~166.8M |
@@ -165,14 +169,14 @@ reference plus 20 % in both. Midpoints, estimates:
| Plan B: the launch plant, everything in | USD | THB |
|---|---|---|
| Launch plant, every block, no contingency (the six lever items included: owned solar and battery ~9.7M, full metrology ~8.8M, visitor corridor ~3.6M, cassette and CD-R ~4.0M, bought crane ~3.2M, Thai boilers and compressor ~1.9M, together ~31M THB at the midpoint) | 4.22M – 7.47M | ~139M – 246M, **~192.8M (~5.84M USD)** at the midpoint |
| Launch plant, every block, no contingency (the six lever items included: owned solar (~640 kWp) and battery ~17.5M, full metrology ~8.8M, visitor corridor ~3.6M, cassette and CD-R ~4.0M, bought crane ~3.2M, Thai boilers and compressor ~1.9M, together ~39M THB at the midpoint) | 4.42M – 7.73M | ~146M – 255M, **~200.6M (~6.08M USD)** at the midpoint |
| Ramp-up reserve | | +10M to 20M |
| **Plan B** | | **~208M THB (~6.30M USD): ~210M**, ~149M to 266M from the low to the high end of every block |
| **Plan B** | | **~216M THB (~6.53M USD): ~215M**, ~156M to 275M from the low to the high end of every block |
Plan B costs ~31M THB (~18 %) more than Plan A and, at the midpoint,
stays within the investor's 180M THB plus 20 % (its high end, ~266M, does
not). It keeps what Plan A leases or defers:
owned solar and battery (and with them the BOI solar measure), the full
Plan B costs ~39M THB (~22 %) more than Plan A and, at the midpoint,
stays just within the investor's 180M THB plus 20 % (216M; its high end,
~275M, does not). It keeps what Plan A leases or defers:
owned solar on every roof and canopy and the battery, the full
metrology stack from the first release, the visitor corridor and tours
from the start, cassette and CD-R, the bought crane, Thai-supplied
utilities with local service. Both plans have the same three presses and
@@ -186,22 +190,26 @@ both as presets.
- **Contingency.** The blocks are budgetary (plus or minus 30 to 50 % on
the estimates, top of this page), so the plans carry no buffer for
quotes landing high. At this page's 15 % that would be ~24M THB on
Plan A and ~29M on Plan B at the midpoint.
Plan A and ~30M on Plan B at the midpoint.
- The central hydraulic plant (not costed yet), the archive's mobile
shelving (to quote), CD replication, financing costs, currency moves,
and Thai duty and import VAT (the blocks assume BOI promotion).
**What decides between them:** not demand, since both make the same
records, but whether the investor funds ~31M THB more at launch for what
records, but whether the investor funds ~39M THB more at launch for what
Plan A leases or buys from revenue. On the modelled numbers Plan B's
extra earns nothing (same EBITDA, more depreciation, a longer payback);
its case rests on what the operating table leaves out: the BOI solar
measure (only an owned array qualifies), full stamper metrology for the
traceability pitch from the first release, tours and the Payap
programmes from day one, cassette and CD-R sales, and utilities with
local service. Most of Plan B's items can be added to Plan A later from
revenue; the solar measure and the corridor are cheaper to have from
the start. Both plans keep the second Duplex as a growth step, with its
extra earns little: the same EBITDA in the revenue model (the calculator
puts Plan B ~0.07M USD a year ahead, the PPA power bill its owned array
avoids), more depreciation and a longer payback;
its case rests on that bill and on what the operating table leaves out:
full stamper metrology for the traceability pitch from the first release,
tours and the Payap programmes from day one, cassette and CD-R sales, and
utilities with local service. The BOI no longer promotes solar
installations (Announcement 3/2568, in force 1 July 2025; only the
battery may still qualify, see [BOI](../boi.md)), so owning the array
earns no tax benefit, only the bill. Most of Plan B's items can be added
to Plan A later from revenue; the corridor is cheaper to have from the
start. Both plans keep the second Duplex as a growth step, with its
floor, utility positions and ring-main tees reserved: ~15.4M THB at the
midpoint for the system (~8.7M), a third chiller module CH-3 (~2.1M),
their freight and installation (~1.2M) and the working capital for the
+2 -2
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@@ -13,6 +13,6 @@ water,Galvanics ZLD evaporator,"Small MVR or low-temp vacuum evaporator for plat
storage,Pallet racking and shelving,"100-200 pallet positions selective/heavy-duty (beams sized 1000-1500 kg/pallet, records are dense) + archive and finished-goods shelving, installed","Jenbunjerd; LPI Rack Range (Thailand), Bangkok/Samut Prakan, racking and office mobile shelving; local fabricators (Sahawatthanakit, UPR, SD Shelf); SSI Schaefer (premium)",800000,1500000,published list prices + engineering estimate,SSI Schaefer premium tier ~1.5-3M for same scope; ~1000-2000 THB per pallet position at local tier
hvac,Whole-factory HVAC,"~1500 m2 at 20-26 C, 35-60% RH, ePM1/F7-F9 filtration sized for burning-season PM2.5, ducting and controls","Daikin Thailand; Trane; Mitsubishi Electric; Carrier; filtration: Camfil Thailand, AAF",7500000,15000000,engineering estimate at 5000-10000 THB/m2,"RH low end of 35% is aggressive for tropics and drives desiccant cost; if 45-60% RH acceptable, cost drops materially"
hvac,Clean-room-grade zone adder,"Cutting room + galvanics clean room, ~2 x 60 m2, ISO 7/8 with HEPA terminals, positive pressure, airlocks",Same HVAC vendors + clean-room contractors; Camfil HEPA,1200000,3400000,engineering estimate at 10000-28000 THB/m2 adder,Applied only to the two tight zones
solar,PV rooftop EPC (illustrative 300 kWp),"Turnkey C&I rooftop EPC incl. Deye hybrid inverters, at 20000-26000 THB/kWp",Solar Nicolo (Deye tier-1 distributor); Banpu NEXT; SCG Cleanergy; Sermsang; CapSolar; local Chiang Mai installers,6000000,7800000,"market rate per kWp (October 2026 check): DEDE Thailand PV Status (Mahidol survey) 22-25 THB/W for 10 kW-1 MW C&I systems in 2023; CapSolar 2026 20-25 THB/W under 1 MWp (20-23 at 500 kWp); Saimai Solar 2026 list 5.4M THB for 300 kW (18 THB/W); top of range covers Deye SUN-50K-SG01HP3 hybrid inverters (160,500 THB each at Supsaringkan, six units); size illustrative","Final kWp open until site selection; canopy PV over parking needs its own steel structure (not priced); PEA TOU 3.2.2 plus Ft (Sep-Dec 2026): self-consumed PV worth ~3.7 THB/kWh, ~3.8-5.4 yr payback (sustainability.md, grid tariff)"
solar,"PV EPC, every roof and canopy covered (~640 kWp on the Payap scenario plot)","Turnkey C&I EPC on the factory roof (~523 kWp), the office roof (~65 kWp) and the car and scooter canopies (~54 kWp), incl. inverters (Deye hybrids where the battery connects), at 20000-26000 THB/kWp",Solar Nicolo (Deye tier-1 distributor); Banpu NEXT; SCG Cleanergy; Sermsang; CapSolar; local Chiang Mai installers,12800000,16640000,"market rate per kWp (October 2026 check): DEDE Thailand PV Status (Mahidol survey) 22-25 THB/W for 10 kW-1 MW C&I systems in 2023; CapSolar 2026 20-25 THB/W under 1 MWp (20-23 at 500 kWp); Saimai Solar 2026 list 5.4M THB for 300 kW (18 THB/W); top of range covers Deye SUN-50K-SG01HP3 hybrid inverters (160,500 THB each at Supsaringkan, about ten 50 kW units for ~500 kVA); size: the roofs full, user decision 17 Oct 2026 (was an illustrative 300 kWp)","Size follows the site: on the Mueang Chi hall the roof and canopies take ~300 kWp (scale.md), the rest would be ground mount; canopy steel is in the construction RFQ site works; ~85% of the yield used on site under PEA zero export (hourly sketch, estimate); self-consumed PV worth ~3.7 THB/kWh, ~4.2-5.9 yr payback (sustainability.md, grid tariff)"
solar,Battery stack 271 kWh (Gobel) installed,"GP-SRA-HV314 HV LiFePO4 rack, 15 x 18 kWh packs, direct from Shenzhen, 50-60 day lead; plus enclosure, fire detection and suppression, controls and installation",Gobel Power (no Thai distributor; integration by solar EPC),2000000,3500000,"battery: vendor listed price USD 39900-58000 at ~35 THB/USD = 1.40-2.03M THB, in line with DEDE's 5000-7000 THB/kWh for LiFePO4 (Mahidol survey); installed: estimate below CapSolar's 12000-15000 THB/kWh for a fully installed factory BESS (2026), because the Deye hybrid inverters in the PV row do the power conversion",Confirm Deye BMS protocol compatibility and that the EPC warrants a mixed-vendor DC bus; certs (UN38.3/IEC 62619/CE) to be requested
total,BASELINE TOTAL,Electric steam bank (2 modules) + oil-injected air + chiller bank (2 modules) + softener + loop treatment + local racking + HVAC + clean zones + 300 kWp solar + 271 kWh BESS,,27570000,47500000,sum of baseline rows,"Launch plant, one Duplex system and one Classic (October 2026; solar and battery re-priced from Thai market data 17 Oct 2026, was 28.47M-48.73M; was 30.07M-51.33M THB for five presses, 23.98M-41.63M for one Duplex); ~750k-1280k EUR at 38 THB/EUR; excludes options rows and the galvanics water rows (ZLD, DI), which total-investment.md carries with galvanics; all figures budgetary +/- 30%, get RFQs before BOI"
total,BASELINE TOTAL,Electric steam bank (2 modules) + oil-injected air + chiller bank (2 modules) + softener + loop treatment + local racking + HVAC + clean zones + ~640 kWp solar + 271 kWh BESS,,34370000,56340000,sum of baseline rows,"Launch plant, one Duplex system and one Classic (October 2026; solar and battery re-priced from Thai market data and the array sized to every roof and canopy 17 Oct 2026, was 27.57M-47.50M at 300 kWp and 28.47M-48.73M before the re-price; was 30.07M-51.33M THB for five presses, 23.98M-41.63M for one Duplex); ~750k-1280k EUR at 38 THB/EUR; excludes options rows and the galvanics water rows (ZLD, DI), which total-investment.md carries with galvanics; all figures budgetary +/- 30%, get RFQs before BOI"
1 category item spec_summary candidate_thai_suppliers cost_low_thb cost_high_thb cost_basis notes
13 storage Pallet racking and shelving 100-200 pallet positions selective/heavy-duty (beams sized 1000-1500 kg/pallet, records are dense) + archive and finished-goods shelving, installed Jenbunjerd; LPI Rack Range (Thailand), Bangkok/Samut Prakan, racking and office mobile shelving; local fabricators (Sahawatthanakit, UPR, SD Shelf); SSI Schaefer (premium) 800000 1500000 published list prices + engineering estimate SSI Schaefer premium tier ~1.5-3M for same scope; ~1000-2000 THB per pallet position at local tier
14 hvac Whole-factory HVAC ~1500 m2 at 20-26 C, 35-60% RH, ePM1/F7-F9 filtration sized for burning-season PM2.5, ducting and controls Daikin Thailand; Trane; Mitsubishi Electric; Carrier; filtration: Camfil Thailand, AAF 7500000 15000000 engineering estimate at 5000-10000 THB/m2 RH low end of 35% is aggressive for tropics and drives desiccant cost; if 45-60% RH acceptable, cost drops materially
15 hvac Clean-room-grade zone adder Cutting room + galvanics clean room, ~2 x 60 m2, ISO 7/8 with HEPA terminals, positive pressure, airlocks Same HVAC vendors + clean-room contractors; Camfil HEPA 1200000 3400000 engineering estimate at 10000-28000 THB/m2 adder Applied only to the two tight zones
16 solar PV rooftop EPC (illustrative 300 kWp) PV EPC, every roof and canopy covered (~640 kWp on the Payap scenario plot) Turnkey C&I rooftop EPC incl. Deye hybrid inverters, at 20000-26000 THB/kWp Turnkey C&I EPC on the factory roof (~523 kWp), the office roof (~65 kWp) and the car and scooter canopies (~54 kWp), incl. inverters (Deye hybrids where the battery connects), at 20000-26000 THB/kWp Solar Nicolo (Deye tier-1 distributor); Banpu NEXT; SCG Cleanergy; Sermsang; CapSolar; local Chiang Mai installers 6000000 12800000 7800000 16640000 market rate per kWp (October 2026 check): DEDE Thailand PV Status (Mahidol survey) 22-25 THB/W for 10 kW-1 MW C&I systems in 2023; CapSolar 2026 20-25 THB/W under 1 MWp (20-23 at 500 kWp); Saimai Solar 2026 list 5.4M THB for 300 kW (18 THB/W); top of range covers Deye SUN-50K-SG01HP3 hybrid inverters (160,500 THB each at Supsaringkan, six units); size illustrative market rate per kWp (October 2026 check): DEDE Thailand PV Status (Mahidol survey) 22-25 THB/W for 10 kW-1 MW C&I systems in 2023; CapSolar 2026 20-25 THB/W under 1 MWp (20-23 at 500 kWp); Saimai Solar 2026 list 5.4M THB for 300 kW (18 THB/W); top of range covers Deye SUN-50K-SG01HP3 hybrid inverters (160,500 THB each at Supsaringkan, about ten 50 kW units for ~500 kVA); size: the roofs full, user decision 17 Oct 2026 (was an illustrative 300 kWp) Final kWp open until site selection; canopy PV over parking needs its own steel structure (not priced); PEA TOU 3.2.2 plus Ft (Sep-Dec 2026): self-consumed PV worth ~3.7 THB/kWh, ~3.8-5.4 yr payback (sustainability.md, grid tariff) Size follows the site: on the Mueang Chi hall the roof and canopies take ~300 kWp (scale.md), the rest would be ground mount; canopy steel is in the construction RFQ site works; ~85% of the yield used on site under PEA zero export (hourly sketch, estimate); self-consumed PV worth ~3.7 THB/kWh, ~4.2-5.9 yr payback (sustainability.md, grid tariff)
17 solar Battery stack 271 kWh (Gobel) installed GP-SRA-HV314 HV LiFePO4 rack, 15 x 18 kWh packs, direct from Shenzhen, 50-60 day lead; plus enclosure, fire detection and suppression, controls and installation Gobel Power (no Thai distributor; integration by solar EPC) 2000000 3500000 battery: vendor listed price USD 39900-58000 at ~35 THB/USD = 1.40-2.03M THB, in line with DEDE's 5000-7000 THB/kWh for LiFePO4 (Mahidol survey); installed: estimate below CapSolar's 12000-15000 THB/kWh for a fully installed factory BESS (2026), because the Deye hybrid inverters in the PV row do the power conversion Confirm Deye BMS protocol compatibility and that the EPC warrants a mixed-vendor DC bus; certs (UN38.3/IEC 62619/CE) to be requested
18 total BASELINE TOTAL Electric steam bank (2 modules) + oil-injected air + chiller bank (2 modules) + softener + loop treatment + local racking + HVAC + clean zones + 300 kWp solar + 271 kWh BESS Electric steam bank (2 modules) + oil-injected air + chiller bank (2 modules) + softener + loop treatment + local racking + HVAC + clean zones + ~640 kWp solar + 271 kWh BESS 27570000 34370000 47500000 56340000 sum of baseline rows Launch plant, one Duplex system and one Classic (October 2026; solar and battery re-priced from Thai market data 17 Oct 2026, was 28.47M-48.73M; was 30.07M-51.33M THB for five presses, 23.98M-41.63M for one Duplex); ~750k-1280k EUR at 38 THB/EUR; excludes options rows and the galvanics water rows (ZLD, DI), which total-investment.md carries with galvanics; all figures budgetary +/- 30%, get RFQs before BOI Launch plant, one Duplex system and one Classic (October 2026; solar and battery re-priced from Thai market data and the array sized to every roof and canopy 17 Oct 2026, was 27.57M-47.50M at 300 kWp and 28.47M-48.73M before the re-price; was 30.07M-51.33M THB for five presses, 23.98M-41.63M for one Duplex); ~750k-1280k EUR at 38 THB/EUR; excludes options rows and the galvanics water rows (ZLD, DI), which total-investment.md carries with galvanics; all figures budgetary +/- 30%, get RFQs before BOI