Weida HX12-120 VRLA/AGM battery
Get reliable, long-lasting power with the 12 V 120 Ah battery — a robust, maintenance-free sealed battery perfect for home backup, solar systems, or heavy-duty UPS needs. With high capacity, strong surge performance, and low self-discharge, it’s your go-to choice when you need stable, ready-to-use energy that won’t let you down.
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- Description
- Specification
Description
The HX12-120 is a high-capacity 12-volt sealed lead-acid (VRLA/AGM) battery designed to deliver sustained, maintenance-free power for heavy-duty and long-duration applications. With 120 Ah nominal capacity, it offers a substantial energy reserve — making it ideal for backup power (UPS/EPS), solar energy storage/inverter systems, telecom or security installations, emergency lighting, and other 12 V DC systems requiring reliable power over extended periods. Its sealed, non-spillable design ensures safe indoor or enclosed installation without the need for watering or frequent maintenance, while giving stable output under both standby and deep-cycle conditions.
✅ Key Features
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12 V / 120 Ah High Capacity — Large energy storage to support long runtime and heavier loads, reducing need for frequent recharging or multiple batteries.
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Sealed VRLA/AGM Construction — Maintenance-Free & Spill-Proof — Absorbed-glass-mat or equivalent design keeps electrolyte sealed, so no topping-up, safe for indoor or enclosed installations.
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Good Deep-Cycle and Float Performance — Suitable for both standby (float) and cyclic (frequent discharge/recharge) use — works well for solar/inverter setups, UPS backup, and repeated discharge cycles.
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Strong Discharge & Surge Capability — Designed to deliver high short-term discharge current (useful for inverters, surge loads, emergency power, etc.).
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Wide Operating Temperature & Storage Range — Generally built to handle a range of operating and storage temperatures, making it suitable for varied environments.
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Low Self-Discharge & Long Shelf Life — Retains charge reasonably well during storage or standby periods, making it ideal for backup power systems that sit idle until needed.
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Versatile Applications — Works for UPS/EPS backup, solar/inverter systems, emergency lighting, telecom/security power, medical or industrial backup, off-grid power setups, and other 12 V systems requiring stable, long-duration energy supply.
| Specification | Typical / Nominal Value |
|---|
| Nominal Voltage |
| Nominal Capacity | 120 Ah (20-hr rate @ 25 °C) |
| Battery Type | Sealed Lead-Acid (VRLA / AGM), maintenance-free, non-spillable |
| Approx. Weight | ~ 33 – 38 kg (varies by build) |
| Internal Resistance (fully charged, 25 °C) | ~ 4 – 5 mΩ |
| Max Short-Term Discharge Current (5 s surge) | ~ 1000 – 1200 A |
| Recommended Float (Standby) Charge Voltage (25 °C) | 13.5 – 13.8 V DC |
| Recommended Cycle (Deep-Cycle) Charge Voltage (25 °C) | 14.4 – 15.0 V DC |
| Operating Temperature Range (Discharge) | –15 °C to +50 °C |
| Typical Applications | UPS / backup power, solar/inverter systems, emergency lighting, telecom / security equipment, DC-powered systems, deep-cycle or standby setups |
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