Chint Power Systems

CPS ES-4179KWH-US

Grid-ScaleDC Block20 ft container

Updated Aug 28, 2026

Grid-ScaleDC Block20 ft containerUpdated Aug 28, 2026

Chint Power Systems CPS ES-4179KWH-US is a containerized LFP battery system with 4.1799 MWh nominal energy and a DC block. It uses liquid cooling, provides 2.08995 MW rated DC power, and uses 314 Ah prismatic cells. The unit weighs 37 tonnes (81,571 lb) and operates across a 1164.8 to 1497.6 V DC window.

Use Cases

Use in front of the meter directly on the electricity network is consistent with the specifications of Chint Power Systems CPS ES-4179KWH-US. Its nominal energy places it in the utility-scale size class.

Capabilities

It holds about 2 h of storage at full power, calculated from 4.1799 MWh and 2.08995 MW, which makes Chint Power Systems CPS ES-4179KWH-US a candidate for capacity value, standing in as firm capacity when demand peaks, peak shaving, reducing the peak load at the connection point, and grid services, support for the operation of the electricity network. Its DC block connects through a separate inverter, which points to renewable colocation, storing output from a wind or solar plant on the same site.

Nominal energy

4.18MWh

Rated DC power

2.09MW

C / P rate

0.5C

What does this system typically cost?

BESSBASE.com user price estimates for CPS ES-4179KWH-US by Chint Power Systems and similar storage systems. The ranges are LDP (Landed Duty Paid) prices per kWh that cover all expenses of delivering the goods to the buyer's premises, including production, shipping, sales margins, and import duties.

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Energy & Power

Nominal energy
4.18MWh
Rated DC power
2.09MW
C / P rate
0.5 C

Architecture

Container count
1
Installation
Indoor or outdoor

DC Side

Nominal DC voltage
1,331.2 V
DC voltage range
1,164.8 – 1,497.6 V

AC Side

Auxiliary power
50 kVA

Physical & Footprint

Dimensions (W × D × H)
6,058 × 2,438 × 2,896mm
Weight
37t

Battery Cells

Chemistry
LFP
Cell capacity
314 Ah
Cell format
Prismatic
Cell supplier
CATL

Lifespan

Protection

Enclosure protection
NEMA 3RIP54
Fire & safety
FM200

Full Specification Sheet

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Plant Round-Trip Efficiency

Duration
energy ÷ power 2 h
0.5C
—
State of health
new system
as-new
—
DC block
typical @2 h
round trip @ 2 h
94 %
PCS (DC/AC)
typical default
each way
97.02 %
Transformer LV/MV
typical default
each way
98.01 %
Transformer MV/HV
typical default
each way
98.01 %
Cables (all segments)
typical default
each way
98.8 %
Auxiliary power (plant's own consumption)
typical default
−4.3 pts
Plant Round-Trip Efficiency at the Point of Interconnection
82.2 %
40 %100 %
1.216MWh charged for every 1 MWh discharged
Both measured at the grid connection point. The plant's own power use is already included in the losses.

The calculator estimates the full "plant" round-trip efficiency (RTE) at the point of interconnection. Some values are pre-blocked depending on information on a particular ESS. The rows that are marked "each way" are one-way efficiencies; they are applied on charge and again on discharge. We then square them. To enter a bundled PCS efficiency value, use its rated-power value, not peak. If the PCS skid already includes the LV/MV transformer, set Transformer LV/MV to 100 % so those losses are not counted twice.

Site Space Required

single unit clearance 3 m / side
101.7m² total site area · 1 × 1
1,095 ft²0.0102 ha0.025 acres24.3 m² / MWh262 ft² / MWh
Unit W × D
6.06 × 2.44 m
19.88 × 8 ft
Site envelope
12.06 × 8.44 m
39.56 × 27.68 ft
Per unit
101.7 m²
Installed energy
4.18 MWh
1 × nameplate
Units1
Per row1
Clearance between unitsShared

Shared: one 3 m aisle serves both neighbours. Dedicated: each unit keeps its own 3 m, so gaps double to 6 m.

Clearance allowance
6m per axis · 3 m per side
19.69 ft per axis · 9.84 ft per side

Single unit — matches the stored area_sqm convention.

More Chint Power Systems Systems

6
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Chint Power Systems
CPS ES-2.4MW/10MWhDC Block · 20 ft container
10MWh2.4MWAC—0.5CLFP314 Ah · Prismatic
Chint Power Systems
CPS ES-2MW/8MWhAC Block · 20 ft container
8.36MWh2MWAC4h0.5CLFP314 Ah · Prismatic
Chint Power Systems
CPS ES-5015KWH-US-M-RDC Block · 20 ft container
5.02MWh2.51MWDC—0.5CLFP314 Ah · Prismatic
Chint Power Systems
CPS ES-2.4MW/5MWhDC Block · 20 ft container
5.02MWh2.4MWAC—0.5CLFP314 Ah · Prismatic
Chint Power Systems
CPS ES-4179KWH-USDC Block · 20 ft container
4.18MWh2.09MWDC—0.5CLFP314 Ah · Prismatic
Chint Power Systems
CPS ES-2MW/4MWhAC Block · 20 ft container
4.18MWh2MWAC2h0.5CLFP314 Ah · Prismatic

About the Vendor

Chint Power SystemsTier-1Listed Company

Founded in 2009 and based in Shanghai, China, Chint Power Systems started its energy storage business in 2016 and has shipped more than 1 GWh of storage. It offers commercial and utility-scale systems, including 125 kW/261 kWh units, 200 kW PCS inverters, 2.0 and 2.4 MW battery-storage inverter skids, and 4 and 5 MWh containerized BESS platforms for North America.

Production scale2-20 GWh
Company sizeSmall (1-300)
Vertical integrationMedium
BankabilityNeutral

How to Read the Product Page

This profile of CPS ES-4179KWH-US by Chint Power Systems is assembled exclusively from public data to support early-stage screening and requires additional due diligence.

Always confirm these terms and technical specifications directly with the vendor and project stakeholders. Reflect all agreed-upon details in the legal agreements before making any investment decisions.

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