Every major battery, inverter, transformer, and system option for utility-scale BESS — sourced from manufacturer datasheets and industry reports, priced for a 50 MW / 200 MWh Irish project.
10 Categories · 50+ Products
Cell Options
15+ models
System Options
12+ products
Inverter Options
10+ models
Transformer Lead
128-144 weeks
How was this page built?
1
Vendor Survey
Systematic web research across 50+ battery storage equipment manufacturers worldwide. Covered cells, integrated systems, inverters/PCS, transformers, BMS, thermal management, fire suppression, containers, grid connection, and EMS/trading platforms.
2
Datasheet Collection
For each product, sourced official datasheets, press releases, conference presentations (RE+, SNEC, Intersolar), and trade publication reviews. Specifications verified against at least 2 independent sources where possible.
3
Pricing Triangulation
Pricing data from a mix of: published quotes, industry analyst reports (BNEF, Wood Mackenzie), conference presentations, and analyst estimates. Each price carries a confidence rating (C1–C5) reflecting the reliability of the source.
4
Irish Context Filter
Every product evaluated for Irish market relevance: EirGrid grid code compliance, grid-forming capability requirements, European availability, lead times for Ireland-specific delivery, and compatibility with the 110 kV connection point.
5
Supply Chain Options
Three procurement strategies costed end-to-end: “All-Chinese” (cheapest, EUR 120–150/kWh), “European/Mixed” (EUR 150–190/kWh), “Premium Turnkey” (EUR 190–240/kWh). Each strategy maps specific vendors to each component.
Limitations: Battery storage is one of the fastest-moving hardware markets in the world. Prices change quarterly. Products launch and get discontinued within 18 months. Everything here reflects early 2026 pricing — by the time procurement happens, the landscape may look different. Chinese products dominate on price but face evolving EU trade policy risk. Pricing confidence is generally C3–C4 (vendor quotes are closely guarded).
Nerd level:
China
Europe
United States
South Korea
Japan
System Architecture: How the Components Fit Together
Physical and electrical layout of a 50 MW / 200 MWh utility-scale BESS — from cell to grid.
01Battery CellsThe heart of the system — LFP prismatic, NMC, and sodium-ion
For a 2027–2028 COD project in Ireland, cells in the 314–587 Ah range are the procurement sweet spot. The 280 Ah form factor is legacy. Cells above 500 Ah reduce connection count by 50% and push container energy density to 6+ MWh per 20ft unit. Global ESS cell shipments reached 372 GWh in Q1–Q3 2025, up 102% year-over-year.
LFP Prismatic — Chinese Tier 1
CATL CBC00 314Ah
Contemporary Amperex · Ningde, Fujian
China
LFPHIGH
Capacity314 Ah
Energy / Cell1,005 Wh
Energy Density183 Wh/kg
Cycle Life7,000+ cycles
$48–65 /kWhC2
Used by: CATL EnerD, Fluence, Sungrow PowerTitan 2.0, many others
CATL 587Ah (TENER)
Contemporary Amperex · Jining Base
China
LFPHIGH
Capacity587 Ah
Energy / Cell1,878 Wh
Vol. Density434 Wh/L
Cycle Life15,000 cycles
Premium vs 314AhC4
Used by: CATL TENER 6.25 MWh, TENER Stack 9 MWh. Biomimetic SEI; 5-yr zero degradation claim. 96.5% cell RTE.
BYD 2710Ah Blade
Build Your Dreams · Shenzhen
China
LFPMED
Capacity2,710 Ah
Energy / Cell8,672 Wh
Vol. Density234 kWh/m3 sys
Cycle Life10,000+ cycles
<$0.014 /kWh LCOSC3
Used by: BYD Haohan 14.5 MWh. World's largest single ESS cell. Announced Sep 2025; export timeline unclear.
EVE LF560K (MB56)
EVE Energy · Huizhou, Guangdong
China
LFPHIGH
Capacity560 Ah (628 actual)
Energy / Cell2,010 Wh actual
Weight11.5 kg
Cycle Life8,000–12k cycles
$80–120 /cell est.C4
Used by: Hyperstrong (50 GWh deal), EVE-integrated systems. CTT stacking tech. Mass production from Q2 2024.
CALB 314Ah Gen2.0
China Aviation Lithium Battery · Changzhou
China
LFPHIGH
Capacity314 Ah
Energy / Cell1,005 Wh
Longevity25 years
Cycle Life15,000 cycles
Competitive with CATLC3
Used by: Sungrow (strengthened partnership 2025). Zero degradation in first 1,000 cycles. EES Europe 2025 premiere.
Gotion 587Ah / 688Ah
Gotion High-Tech · Hefei, Anhui
China
LFPHIGH
Capacity Range587–688 Ah
Energy / Cell1.87–2.2 kWh
Vol. Density430–435 Wh/L
Cycle Life10,000–12k cycles
Competitive VW-backedC3
Used by: Titan 7 MWh container. VW strategic investment. 7+ GWh framework agreements at launch. Also pioneering LMFP (240 Wh/kg).
Hithium 314Ah / 1175Ah
HiTHIUM · Xiamen, Fujian
China
LFPHIGH
314Ah Cell1,005 Wh, 11k cyc
1175Ah Infinity3,760 Wh
Density (1175)180+ Wh/kg
System6.25 MWh/20ft
$73–75 /kWh sys (Saudi)C2
Used by: #2 global ESS cell shipper. ESS-only company. World's first mass-produced kAh cell (Jun 2025, Chongqing).
Rept Battero 392Ah Wending
Rept Battero · Wenzhou, Zhejiang
China
LFPHIGH
Capacity392 Ah
Energy / Cell1,254 Wh
Vol. Density415 Wh/L
Cycle Life12,000 cycles
$44 /cell (280Ah)C2
Used by: Powtrix 3.0 system (6.26 MWh). Backed by Tsingshan Holding (world's largest stainless steel producer). 95% energy efficiency.
02Integrated Battery SystemsTurnkey containerised solutions — what you actually buy
These are the complete products a developer purchases: battery cells, thermal management, fire suppression, and (for AC-block systems) integrated inverters — all in a shipping container. Container density has leapt from ~3 MWh (2020) to 6–7 MWh (2025), with 9+ MWh stacked solutions now emerging. For 50 MW / 200 MWh, you need 27–52 units depending on vendor.
Tesla Megapack 2 XL
Tesla Energy · Lathrop CA / Shanghai
USA
Energy (DC)3.9 MWh
Power1.0–1.9 MW
RTE92–94%
Warranty15–20 years
~$260–290 /kWh installedC2
52 units for 200 MWh. AC-coupled. Autobidder trading software. 130 GWh/yr planned factory capacity. Lead time Q3 2026+. Premium pricing but simplest procurement.
BYD MC Cube-T
BYD · Shenzhen
China
Energy (DC)6.43 MWh
Power1.6–3.2 MW
RTE92–93%
Cycle Life8,000+ cycles
~$110–135 /kWh ex-worksC3
32 containers for 200 MWh. DC block (external PCS needed). 8–16 week lead time. Vertically integrated. ~80% UK ESS market share. 35.8% more energy vs predecessor.
CATL TENER
CATL · Ningde
China
Energy (DC)6.25 MWh
DegradationZero 5-year claim
Cycle Life15,000 cycles
Vol. Density430 Wh/L
~$120–150 /kWh ex-worksC3
32 containers for 200 MWh. DC block. 587 Ah cells with biomimetic SEI. Also TENER Stack: 9 MWh (two-container stack, 23 units for 200 MWh). 2-hour fire resistance.
Sungrow PowerTitan 3.0
Sungrow · Hefei, Anhui
China
Energy (DC)6.9 MWh (20ft)
PCS Efficiency99.3% SiC
Cycle Life12,500 cycles
Grid-FormingYes
~$120–145 /kWh systemC3
29 containers for 200 MWh. AC block with integrated SiC PCS. 661 Ah cells, 5-level SOC balancing. 10ft/20ft/30ft options. 800 MWh Vilvoorde (Belgium) reference.
Fluence Gridstack Pro
Fluence (Siemens + AES) · Arlington VA
USA
Energy (DC)4.9–5.6 MWh
Cell Options314 / 530 Ah
RTE90–92%
Warranty20 years
~$200–280 /kWh installedC3
36 enclosures for 200 MWh. Multi-vendor cells (AESC, CATL). Mosaic AI bidding software (13.3 GW managed). Siemens backing. UL9540A passed June 2025.
Wartsila GridSolv Quantum HE
Wartsila · Helsinki, Finland
Europe
Energy (DC)~5.0 MWh
SafetyBest UL9540A
RTE90–92%
GEMSYes EMS platform
~$220–300 /kWh installedC3
40 containers for 200 MWh. AC block. Best UK track record: 404.5 MW / 709 MWh for EDF. 22-hour fire test. Best safety story for planning permission.
Powin Pod Max
Powin · Portland, Oregon
USA
Energy (DC)6.26 MWh
IP RatingIP67 module
Calendar Life20 years
SoftwareStackOS
Mid-range CN–WesternC4
32 containers for 200 MWh. DC block. 20-year performance guarantee. Cell-level monitoring. Multi-vendor cells. Primarily US market.
Samsung SDI SBB 1.5 / 1.7
Samsung SDI · Yongin, South Korea
Korea
Energy (DC)5.3–6.1 MWh
ChemistryNCA (not LFP)
AI FeaturesPredictive maintenance
LFP (SBB 2.0)2026+ pre-prod
Premium Korean tierC4
Note: SBB 1.5/1.7 use NCA, not LFP. SBB 2.0 (LFP) not yet shipping. EDI fire suppression. AI-based predictive maintenance. US LFP production from 2026.
System Comparison: Units Needed for 50 MW / 200 MWh
System
MWh/Unit
Units
$/kWh
Type
Lead Time
Origin
Tesla Megapack 2 XL
3.9
52
260–290
AC block
Q3 2026+
US
BYD MC Cube-T
6.4
32
110–135
DC block
8–16 wks
CN
CATL TENER
6.25
32
120–150
DC block
H2 2024+
CN
CATL TENER Stack
9.0
23
~130–160
DC block
2025+
CN
Sungrow PT 3.0 (20ft)
6.9
29
120–145
AC block
14–20 wks
CN
Fluence Gridstack Pro
5.6
36
200–280
DC/AC
6–12 mo
US
Wartsila Quantum HE
5.0
40
220–300
AC block
12–18 mo
EU
Powin Pod Max
6.26
32
Mid-range
DC block
4–8 mo
US
Sources: Manufacturer spec sheets, Tesla Megapack datasheet, BYD MC Cube-T datasheet, Ember cost benchmarks (Oct 2025), BNEF Dec 2025 survey. Pricing is indicative and varies by contract terms.
03PCS / InvertersPower conversion — the grid interface
The PCS converts DC from the batteries to AC for the grid. Grid-forming capability is essential for EirGrid compliance (targeting 95% SNSP by 2030). SiC MOSFET technology delivers up to 99.3% peak efficiency vs 98.5% for IGBT — worth approximately EUR 219,000/year in additional revenue for a 50 MW system.
Sungrow PT 3.0 SiC PCS
Sungrow · Hefei, China
China
Rating430 kVA x4 = 1.72 MW
Efficiency99.3% peak (SiC)
Grid-FormingYes
Topology3-level T-Type
$40–55 /kWC3
Integrated in PowerTitan 3.0. Liquid-cooled. SiC MOSFET. Black start capable. 14–20 week lead time. #1 global PV inverter maker by shipments.
SMA Sunny Central Storage 4600 UP-S
SMA Solar Technology · Niestetal, Germany
Europe
Rating4,600 kVA
Efficiency99.2% peak (SiC)
Grid-FormingCertified Sep 2025
Mfg LocationGermany
$65–85 /kWC2
11 units for 50 MW. First certified GFM battery inverter. European manufactured — no tariff risk. SiC MOSFET, OptiCool system. 16–24 week lead time.
Hitachi Energy Battery PCS
Hitachi Energy · Zurich, Switzerland
Europe
RatingUp to 5 MVA modular
Efficiency~98.5% peak
Grid-FormingDeployed 70 MW Darwin
Experience350+ BESS refs
$80–120 /kWC2
Premium tier. 30+ years BESS experience. Liquid cooled. European manufacturing (Switzerland/Sweden). 20–32 week lead time. Former ABB Power Grids.
Siemens SINAMICS PCS
Siemens Energy · Munich, Germany
Europe
RatingScalable MVA-class
Efficiency~98.0% peak (IGBT)
Grid-FormingAvailable
Irish PresenceStrong substations
$80–110 /kWC3
System integrator strength. Deep Irish power sector presence. Integration with Siemens protection and SCADA. Based on SINAMICS S120 drive platform. 20–30 week lead time.
Power Electronics PCSM
Power Electronics · Valencia, Spain
Europe
RatingMulti-MW class
Grid-FormingYes + black start
Mfg LocationSpain
THD<3% current
$60–90 /kW est.C4
European manufactured. Grid-forming and black start capable. Growing BESS track record. Spanish manufacturer with EU supply chain.
Dynapower CPS-2500
Sensata Technologies · Charlotte NC
USA
Rating2,672 kVA
Efficiency~98.5% peak
Grid-FormingYes + Dynamic Xfer
Power Density8.9 W/in3
$70–95 /kWC2
Gen5 platform. 60+ years power electronics experience. Liquid cooled. Industry-leading power density. 18–28 week lead time. US manufactured.
04TransformersThe bottleneck — 128–144 week lead times
Critical Schedule Risk: Power Transformer Supply Crisis
Wood Mackenzie projects a 30% supply deficit for power transformers in 2025. Average lead times hit 128 weeks (2.5 years) for power transformers and 144 weeks for generator step-up units. Prices have increased 77% since 2019. Ireland has no domestic manufacturer of large power transformers — and Dublin's data centre hub competes directly for the same transformer capacity. The transformer must be ordered 24–30 months before COD.
128
Weeks average lead time for power transformers
Q2 2025, Wood Mackenzie
30%
Supply deficit for power transformers in 2025
Demand up 119% since 2019
+77%
Price increase since 2019
GOES steel and copper shortages
EUR 1.8–3.5M
Total transformer package cost
MPT + MV step-ups + auxiliary
A 50 MW BESS connecting at 110 kV needs: 1x Main Power Transformer (60/80 MVA, 33/110 kV, EUR 0.8–1.5M), 10–20x MV Step-Up Transformers (2.5–5.5 MVA, 0.69/33 kV), 1–2x Auxiliary Transformers (200–315 kVA), and 1x Earthing Transformer.
Siemens Energy
#1 Global · Nuremberg / Weiz
Europe
MPT Range30–1,300+ MVA
Lead Time100–130 weeks
MPT PriceEUR 1.0–1.5M
DigitalSensformer IoT
Also: GEAFOL dry-type for MV step-up (fire-safe, no oil). Natural ester fluid option. Charlotte NC factory expansion (2026) eases global supply. Premium pricing but best-in-class monitoring.
Prolec GE JV (Mexico) major supplier to Americas. Grid Solutions division handles European projects. Established presence in Irish grid infrastructure via GE legacy.
TBEA
TBEA Co · Xinjiang, China
China
CapabilityUp to 800 kV UHVDC
Lead Time60–90 weeks
Price30–40% below EU OEMs
RiskGeopolitical procurement
Lowest cost, shortest lead time. World's largest transformer manufacturer by volume. Significant cost advantage but procurement risk for European utilities. Can break the transformer bottleneck if geopolitical risk is acceptable.
Irish context: Kyte Powertech (Cavan), acquired by R&S Group in 2024, manufactures distribution-class transformers up to 36kV — not large enough for the 110kV MPT. The MPT must be imported. Dual-rated ONAN/ONAF (60/80 MVA) is recommended to provide headroom for reactive power, losses, and future expansion.
The choice of supply chain determines cost, lead time, geopolitical risk, and planning permission complexity. These three archetypal strategies represent the full spectrum.
Simplest procurement, highest cost, proven track record
SystemTesla Megapack 2 XL or Fluence
PCSIntegrated (Tesla / Fluence)
TransformerSiemens or Hitachi Energy
EMSAutobidder or Mosaic
WarrantySingle-vendor, 15–20 year
Est. CAPEXEUR 38–48M
EUR/kWh190–240
Lead time12–24 months
RiskLow (Western vendor lock-in)
50 MW / 200 MWh Cost Comparison
Component
All-Chinese
European/Mixed
Premium Turnkey
Battery system (ex-works)
EUR 13–15M
EUR 16–22M
EUR 22–30M
PCS / Inverters
EUR 1.0–1.5M
EUR 2.0–3.5M
Included
Transformers (full package)
EUR 1.2–2.0M
EUR 2.0–3.5M
EUR 2.0–3.5M
Shipping + duty + insurance
EUR 0.6–0.9M
EUR 0.5–0.8M
EUR 0.4–0.6M
Grid connection
EUR 3.0–5.0M
EUR 3.0–5.0M
EUR 3.0–5.0M
EPC / installation
EUR 3.5–5.0M
EUR 4.0–5.5M
EUR 4.5–6.0M
Soft costs + contingency
EUR 2.5–3.5M
EUR 3.0–4.0M
EUR 3.5–4.5M
Total CAPEX
EUR 24–30M
EUR 30–38M
EUR 38–48M
EUR/kWh
120–150
150–190
190–240
Sources: CAPEX build-up analysis (Feb 2026). Ember $125/kWh global benchmark, BNEF $177/kWh European turnkey, manufacturer indicative pricing. Grid connection cost is site-specific (EUR 1.5–6M range). EU import duty 2.7% on HS 8507.60.00. All figures exclude recoverable 23% VAT.
06Other ComponentsBMS, thermal, fire suppression, containers, grid connection, EMS
Beyond the headline components, a BESS project requires several supporting systems. These are typically bundled into integrated container products but understanding them helps evaluate vendor claims and identify cost optimisation opportunities.
Battery Management System
Cell-level monitoring, balancing, and protection. Controls charge/discharge within safe limits. Critical for warranty compliance and cycle life.
Cost: $6–15/kWh C3 Suppliers: Typically integrated by system vendor (CATL, BYD, Tesla). Third-party: Powin StackOS, REC BMS, Orion BMS.
Thermal Management (HVAC)
Liquid cooling is now standard for utility-scale. Maintains cell temperature within 2–3 C variance across pack. Largest auxiliary power consumer (100–200 kW).
Cost: Included in container pricing Suppliers: Integrated. Sungrow (fully liquid-cooled SiC PCS + battery). Third-party: Mersen, Vertiv.
Fire Suppression
Module-level and container-level systems. UL9540A certification critical for planning permission. LFP is inherently safer (thermal runaway ~270 C vs NMC ~210 C).
Energy management and market trading software. Autonomous bidding in I-SEM wholesale market and DS3 system services. Revenue optimisation is the key differentiator.
Revenue impact: 10–20% uplift vs manual trading Suppliers: Tesla Autobidder, Fluence Mosaic (13.3 GW managed), Wartsila GEMS, Habitat Energy, Modo Energy, GridBeyond.
Pricing Confidence Guide
C1 Verified from official source (datasheet, TARIC, live index)
C2 Confirmed by multiple reputable sources (BNEF, Wood Mac, distributor)
C3 Estimated from industry benchmarks (Ember, triangulated)
C4 Single source or inferred — treat with caution
C5 Speculative / unverified
Cell prices have likely bottomed: the 45% YoY decline in 2025 was driven by Chinese overcapacity. BNEF forecasts only 3% further decline in 2026. Lithium carbonate is up ~30% from its mid-2025 trough. Transformer prices continue to rise. Lock in cell pricing early; order transformers at FID, not at construction start.
Data Sources: CATL product datasheets, BYD MC Cube-T spec sheet, Tesla Megapack 2 datasheet, EVE Mall (evemall.com), GobelPower distributor pricing, Hithium Infinity Cell press releases, CALB EES Europe 2025, Sungrow PowerTitan 3.0 spec sheet, Fluence Gridstack Pro datasheet, Wartsila GridSolv Quantum spec sheet, Powin Pod datasheet, Samsung SDI SBB press materials, SMA SCS 4600 UP-S datasheet, Hitachi Energy PCS product page, Siemens Energy Sensformer and GEAFOL documentation, Wood Mackenzie transformer supply analysis (Q2 2025), BNEF Battery Price Survey (Dec 2025), Ember "How Cheap is Battery Storage" (Oct 2025), InfoLink ESS spot pricing (Dec 2025 – Jan 2026), EirGrid connection policy, TARIC code 8507.60.00, Drewry WCI (Feb 2026), Freightos FBX (Feb 2026).
Disclaimer: All specifications and prices are indicative and based on publicly available information as of February 2026. Actual procurement pricing will differ based on order volume, contract terms, delivery timeline, and market conditions. This catalog is for feasibility study purposes only and does not constitute a commercial offer from any manufacturer.