Ampace

UniC DG4800

Grid-ScaleDC Block

Updated Sep 28, 2026

Grid-ScaleDC BlockUpdated Sep 28, 2026

Supplied as a DC block, Ampace UniC DG4800 is an LFP battery energy storage system with 4.824 MWh nominal energy. It has liquid cooling and 302 Ah prismatic cells. The system weighs 39.5 tonnes (87,082 lb).

Use Cases

Use in front of the meter, directly on the electricity network, is consistent with the specifications of Ampace UniC DG4800. Its energy capacity is within the utility-scale range.

Capabilities

Its DC block connects through a separate inverter makes Ampace UniC DG4800 a candidate for renewable colocation, operating alongside a wind or solar plant on one site.

Nominal energy

4.82MWh

What does this system typically cost?

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Energy & Power

Nominal energy
4.82MWh

Architecture

Installation
Outdoor-capable

DC Side

DC voltage range
1,102.4 – 1,497.6 V

AC Side

Physical & Footprint

Dimensions (W × D × H)
6,058 × 2,438 × 2,896mm
Weight
39.5t

Battery Cells

Chemistry
LFP
Cell capacity
302 Ah
Cell format
Prismatic
Cell supplier
Ampace (in-house)

Lifespan

Protection

Enclosure protection
IP55
Corrosion protection
C3C4C5
Fire & safety
Perfluorohexanone

Full Specification Sheet

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Plant Round-Trip Efficiency

Duration
typical default
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 acres21.1 m² / MWh227 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
4.82 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 Ampace Systems

9
CompareLogoVendorSystemEnergyPowerDurationBattery CellOpen
Ampace
UniC DG4800DC Block · cabinet
4.82MWh——LFP302 Ah · Prismatic
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0.53MWh——LFP100 Ah · Prismatic
Ampace
UniC DG500 750VDC Block · cabinet
0.53MWh——LFP100 Ah · Prismatic
Ampace0.44MWh0.11MWAC4h0.25CLFP530 Ah · Prismatic Next-Gen 500+ Ah
Ampace0.44MWh0.18MWAC2h0.5CLFP530 Ah · Prismatic Next-Gen 500+ Ah
Ampace0.44MWh0.09MWAC4h0.25CLFP530 Ah · Prismatic Next-Gen 500+ Ah
Ampace0.44MWh0.22MWAC2h0.5CLFP530 Ah · Prismatic Next-Gen 500+ Ah
Ampace
UniC AG300-150AC Block · cabinet
0.3MWh0.15MWAC—LFP302 Ah · Prismatic
Ampace
UniC DG92DC Block · cabinet
0.09MWh——LFP100 Ah · Prismatic

About the Vendor

AmpaceTier-2Private Company

Founded in 2021, Ampace is a CATL and Amperex Technology Limited joint venture based in Xiamen, China. It makes lithium-ion cells, battery packs, and integrated energy storage systems for commercial, industrial, residential, and renewable energy uses, and it reports shipping more than 2.45 million ESS units and over 65 million cells in more than 30 countries and regions.

Production scale0.2-1 GWh
Vertical integrationHigh
BankabilityNeutral

How to Read the Product Page

This profile of UniC DG4800 by Ampace 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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