---
title: "Deye GB-L (6 modules in series) 22.1 kWh Battery: Specs & Datasheet | ComparePV"
description: "Deye GB-L (6 modules in series) 22.1 kWh home battery. Specs: 24.6 kW continuous, 6000 cycles, 253.0 kg, 10 yrs warranty."
source: "https://comparepv.com/battery/ningbo-deye-ess-technology-co-ltd-gb-l-6-modules-in-series"
updated: 2026-01-11
---

# Deye GB-L (6 modules in series)


## Identity

- **Manufacturer:** Deye
- **Model:** GB-L (6 modules in series)
- **Series:** GB-L
- **Usable energy:** 22.1 kWh
- **Voltage class:** High voltage
- **Cell technology:** LFP


## How it compares

Compared against 29 batteries from 20 to 50 kWh. Ranks are within that class.


| Measure | This battery | Class median | Standing | Rank in class |
| --- | --- | --- | --- | --- |
| Round-trip efficiency | - | 95.0% |  |  |
| Power per kWh | 1.11 | 0.51 | Strong - top 3% | 1 |
| Cycle life | 6000 | 6000 | Typical | 2 |
| Weight per kWh | 11.4 | 11.1 | Typical | 17 |
| Warranty | 10 yrs | 10 yrs | Typical | 2 |


## Specification


### Capacity

- **Usable energy:** 22.1 kWh
- **Nominal energy:** 24.56 kWh
- **Depth of discharge:** 90 %
- **Module energy:** 4.09 kWh
- **Modules per stack:** 2 to 6
- **Max system capacity:** 24.5 kWh


### Power

- **Continuous discharge power:** 24.58 kW
- **Continuous charge power:** 24.58 kW
- **Peak discharge power:** 30.72 kW
- **Max discharge current:** 40 A
- **Max charge current:** 40 A
- **Peak discharge current:** 50 A


### Efficiency and lifetime

- **Cycle life:** 6000 cycles
- **Capacity at end of life:** 70 %


### Cells and voltage

- **Voltage class:** High voltage
- **Nominal voltage:** 614.4 V
- **Operating voltage:** 166 to 700 V
- **Cell technology:** LFP
- **Cell management:** Cobalt-free, Thermal management


### Physical

- **Dimensions:** 1530 × 540 × 385 mm
- **Weight:** 253.0 kg
- **Enclosure:** IP65
- **Mounting:** floor
- **Outdoor installation:** Yes
- **Operating temperature:** -20 to 60 °C


### Compatibility

- **Protocols:** CAN2.0, RS485


### Warranty and certificates

- **Warranty:** 10 years
- **Certifications:** CE, IEC62619, VDE2510-50, UL1973, UL9540A, UN38.3


## About this series

The GB-L series is a modular high-voltage system designed for battery tower construction and easy capacity expansion as energy consumption increases. Its main advantage is the **LiFePO4 (LFP)** chemistry - compared to NMC, it ensures higher thermal safety, more stable performance, and longer lifespan, which has real significance in daily residential and commercial installations.

In practice, users gain **high cyclic durability** and a **long warranty**, meaning predictable operational costs and less risk of capacity degradation over time. The system offers **smart battery management** - monitoring key parameters, cell balancing, and communication features that facilitate integration with automation systems.

GB-L is a **scalable** solution (from smaller setups to larger configurations) and is ready for cooperation with hybrid inverters as well as on-grid and off-grid systems. It’s an excellent choice for homes with PV systems, small businesses, and facilities requiring backup power supply.


## Datasheet

[Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/batteries/41b4add68e256308a3d20b6b9a7c4e322a912764_GB_L-ac3d975d0646.pdf)


## Alternatives


| Battery | Usable energy | Round-trip | Power | Voltage | Difference |
| --- | --- | --- | --- | --- | --- |
| [BYD Battery-Box Premium HVM 22.1](https://comparepv.com/battery/byd-battery-box-premium-hvm-22-1) | 22.08 kWh | 96.0% |  | HV | Similar on paper |
| [Deye GB-L24](https://comparepv.com/battery/gb-l24) | 22.08 kWh |  |  | HV | Similar on paper |
| [Deye GB-SL-EU (6 modules in series)](https://comparepv.com/battery/gb-sl-eu-6-modules-in-series) | 22.08 kWh |  |  | HV | Similar on paper |
| [Dyness Tower Pro TP23](https://comparepv.com/battery/dyness-tower-pro-tp23) | 21.89 kWh | 95.0% | 23.0 kW | HV | -0.2 kWh, -1.5 kW |
| [Pylontech Force H1 (FH48074)](https://comparepv.com/battery/pylontech-force-h1-fh48074) | 22.37 kWh |  |  | HV | +0.3 kWh |
| [FoxESS ECS4300H-H6](https://comparepv.com/battery/fox-ess-ecs4300h-h6) | 22.39 kWh | 95.0% |  | HV | +0.3 kWh |
| [Dyness Tower T21](https://comparepv.com/battery/dyness-tower-t21) | 21.31 kWh |  | 12.8 kW | HV | -0.8 kWh, -11.8 kW |
| [Deye BOS-G25](https://comparepv.com/battery/bos-g25) | 23.04 kWh |  |  | HV | +0.9 kWh |


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Source: https://comparepv.com/battery/ningbo-deye-ess-technology-co-ltd-gb-l-6-modules-in-series