12V AGM Storage Battery · Technical Datasheet · October 23, 2026

High-performance 12V 65Ah sealed AGM battery for data center UPS, telecom base stations, and power utility backup. 18.5kg with robust construction.
| Parameter | Value |
|---|---|
| Model | ND12-65 |
| Nominal Voltage | 12V (6 cells) |
| Nominal Capacity (C10) | 65 Ah |
| Reference Capacity | C1: 43.2 Ah / C5: 59.5 Ah / C10: 65.0 Ah / C20: 72.2 Ah |
| Energy (C10) | 656565656565656565656565 Wh |
| Internal Resistance | ≤7.0 mΩ |
| Max. Discharge Current | 650A (5s) |
| Max. Charge Current | 16.25A (0.25C) |
| Self-Discharge | ≤3% / month @ 25°C |
| Design Life (Float) | 15 years @ 25°C |
| Cycle Life | 800 cycles @ 50% DOD |
| Float Charge Voltage | 13.6–13.8V (2.27–2.30V/cell) |
| Cycle Charge Voltage | 14.6–14.8V (2.43–2.47V/cell) |
| Discharge Temp | -40°C ~ 60°C |
| Charge Temp | -20°C ~ 50°C |
| Storage Temp | -40°C ~ 60°C |
| Normal Operating Temp | 25°C ± 5°C |
| Container | ABS (UL94-HB); UL94-V0 optional |
| Terminal | M6 |
| Complied Standards | IEC60896-21/22, IEC61427, CE / ISO 9001 |
| Net Weight | 18.5 kg |
| Gross Weight | 20.5 kg |
| Dimensions (L×W×H) | 350 × 167 × 160 mm (178 mm total height) |
| Weight | 18.5 kg |
Specifications subject to change without notice. All data measured at 25°C unless otherwise stated. For the latest specifications, visit https://naradexbattery.com