Replacement Battery Specification
- Battery Model: BT-L1
- Capacity: 3000mAh / 22.2Wh
- Voltage: 7.4V
- Battery Type: Li-ion
- Cycle Life: 500+ cycles
- Cell: Grade-A cells, high quality guarantee
- Color: Black
- Compatible Charger: Gowin BC-L1
- Condition: Replacement Battery (100% Brand New, 1-year warranty!)
Replace Part Number
- BT-L1
- BT-L1A
- BT-L1B
- BT-L1W
Compatible Device Model
- For Gowin 202 Total Station
- For Gowin TKS202 Total Station
- For Gowin TKS202R Total Station
- For Gowin TKS202N Total Station
- For Gowin TKS-302R Total Station
- For Gowin TKS-402N Total Station
- For Gowin KTS-402N Total Station
- For Gowin TKS-200 Total Station
Product Features
- ✅ 3000mAh / 7.4V Li-ion battery delivering 8–10 hours of continuous field operation
- ✅ Grade-A Li-ion cells with no memory effect — recharge anytime without capacity loss
- ✅ 500+ cycle life for long-term reliable surveying performance
- ✅ Built-in protection circuit against overcharge, over-discharge, over-current, and short circuits
- ✅ Precision fit engineered to exact Gowin specifications — secure contact, no wiggling
- ✅ CE / RoHS certified, durable ABS housing rated -20°C to 60°C, 1-year warranty
Why Choose This Battery
This BT-L1 replacement battery is engineered specifically for Gowin total stations, delivering all-day field power for surveyors and construction professionals who depend on uninterrupted instrument operation.
Key Benefits
- High-capacity 3000mAh cells keep your crew productive all day without swapping batteries
- Rugged ABS housing withstands job site drops, dust, and temperature extremes
- Compatible with Gowin BC-L1 charger — no new charger needed
- Replaces BT-L1, BT-L1A, BT-L1B, and BT-L1W OEM part numbers
- Cost-effective alternative to Gowin OEM replacement at a fraction of the price
⚠️ Battery Care Tips: Store at 40–60% charge during off-season. Charge every 2–3 months to prevent deep discharge. Avoid leaving in hot vehicles or direct sunlight; ideal storage is 15–25°C. Use the BC-L1 charger for optimal charging. Keep terminals clean with a dry cloth monthly.