SE-G5.1 Pro-B
The SE-G5.1 Pro-B is a low-voltage battery for residential and small commercial storage, built to pair with a low-voltage hybrid inverter. It comes as one model, 5.12 kWh.
We quote it on its own or together with a Deye hybrid inverter and the accessories the system needs. Availability, lead time and delivery to your site are confirmed in the written quotation.
No prices online: every order is quoted in writing.
- Manufacturer's category
- ESS Battery
- Rating
- 5.12 kWh
- Chemistry
- LiFePO4
- Nominal voltage
- 51.2 V
- Models on this page
- 1
- Manufacturer's market list
- NA, AU, AS, AF, EU, LATAM
Models
| Model | Rating |
|---|---|
| SE-G5.1 Pro-B | 5.12 kWh |
Technical specifications
Values as published by the manufacturer, one column per model where the manufacturer's table has them.
| Model | SE-G5.1 Pro-B |
|---|---|
| Battery Chemistry | LiFePO4 |
| Capacity | 100 Ah |
| Scalability | Max. 64 pcs pack ( 327kWh) in parallel ( Max. 32 pcs no external setup ) |
| Nominal Voltage | 51.2 V |
| Operating Voltage | 43.2 V ~ 57.6 V |
| Nominal Energy | 5.12 kWh |
| Weight Approximate | 45 kg |
| Dimension (W×H×D) | 440 × 133 × 540 mm |
| Warranty | 5 Years / 10 Years The warranty period depends on the final installation site of the battery system. For more information, please refer to the warranty policy. |
| Certification | UN38.3, IEC62619, CE, CB, UK, VDE 2510-50, CEI 0-21, FCC, UL1973, UL9540, UL9540A |
|---|
Documents
- Brochure (2026-09-07)Datasheet · 1.6 MB · PDF ↗
- User manual (v06, 2026-05-26)Manual · EN · 10.9 MB · PDF ↗
4 EU-relevant certificates
EU declarations of conformity, EN and IEC test certificates and EU grid-code certificates, as published by the manufacturer. Certificates for markets outside the EU are not listed.
- EU declaration of conformityCertificate · 209 KB · PDF ↗
- CE + EMCCertificate · 235 KB · PDF ↗
- EMC + EN IEC 61000Certificate · 235 KB · PDF ↗
- IEC 62619Certificate · 152 KB · PDF ↗
All documents open from the manufacturer's own servers, so you always get the file Deye currently publishes. Most are in English.
Key features
As listed by the manufacturer.
- Flexible & Scalable : Modular design, expandable up to 64 parallel units (327kWh max), fits residential and commercial use
- Safe & Durable : Cobalt-free LFP battery, intelligent BMS for full protection, long lifespan, high efficiency
- Reliable Performance : Supports high discharge power, IP20 protection, natural cooling, operates in -20°C to 55°C
- Convenient Management : Auto battery networking, remote monitoring/upgrade, USB firmware update
- Eco & Space-Saving : Uses eco-friendly materials, non-toxic; ultra-thin/modular design for diverse installations
A low-voltage battery needs a low-voltage hybrid inverter. Deye's hybrid inverters are on our inverter site; check the compatibility list in the inverter datasheet.
deye-inverters.com (opens in a new tab)Independent dealerSECURISTIKA SRL is an independent dealer of Deye products. This website is not affiliated with, endorsed by or operated by the manufacturer.
Specifications, features and documents as published by the manufacturer. Check the current datasheet before you order. Source page (opens in a new tab)
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