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NPH 5-12 Lead Acid Battery is a sealed rechargeable 12 V, 5 Ah lead-acid battery designed for use with the AMI Marine X2272 S-VDR battery-backed power supply. The X2272 system uses a 24 V DC battery backup arrangement, with the AMI X914 PSU specified for two 12 V lead-acid batteries. The batteries provide uninterrupted S-VDR operation during loss of the main AC supply.
| Item | Technical Specification |
|---|---|
| Manufacturer | AMI Marine / Yuasa-type battery |
| Model | NPH 5-12 |
| Battery Type | Sealed Lead Acid (VRLA) |
| Nominal Voltage | 12 V DC |
| Capacity | 5 Ah |
| Application | AMI X2272 S-VDR battery backup |
| Configuration | 2 × 12 V batteries for 24 V DC backup |
| Dimensions (approx.) | 90 × 70 × 105.5 mm |
| Weight (approx.) | 1.85 kg |
| Terminal | Single terminal configuration |
| Rechargeable | Yes |
| Maintenance | Sealed / maintenance-free |
| Technology | Valve Regulated Lead Acid (VRLA) |
| Operating Role | Backup power during AC power failure |
| Related PSU | AMI X914 Battery-Backed Power Supply |
| S-VDR System | AMI X2272 |
| Origin | Japan / Yuasa battery technology; verify exact supplied battery label for country of manufacture |
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