Description
The FS10-FP42S1200 (also called FSIO-FP42S1200) is a ~120Ah flat plate inverter battery from SF Sonic, designed for budget-friendly backup and fast charging.
It is ideal for small homes and basic inverter setups, especially where power cuts are moderate and you need a cost-effective solution.
Key Features
- Capacity: ~120Ah
- Battery Type: Flat Plate / Hybrid
- Fast charging capability
- Compact & low maintenance design
- Suitable for Indian power conditions
- Warranty: ~36–42 months (typical FP series)
Some listings also mention extended warranty terms depending on dealer conditions
Performance & Backup
Typical usage (approx):
- 2 fans + 2 lights → 3 to 4 hours
- Fans + TV + WiFi → 2.5 to 3 hours
- Slight heavy load → 1.5 to 2 hours
Best for:
- 1BHK / small homes
- Basic inverter (600VA–1000VA)
- Light to moderate power cuts
Technical Specifications
- Voltage: 12V
- Capacity: ~120Ah
- Design: Flat plate / deep cycle
- Dimensions: ~512 × 192 × 466 mm
- Weight: ~57 kg
