1.2V 4000-4500mAh 18670 Ni-MH Battery
18670 Ni-MH Battery 1.2V Rechargeable for Power Devices
Key Features:
Nominal Voltage: 1.2V DC, stable continuous discharge, perfect for high-drain power devices.
Capacity: 4000-4500mAh (true rated capacity), high energy density for extended runtime in power devices.
No memory effect: charge anytime without reducing lifespan or capacity, convenient for frequent use.
Low self-discharge: ≥70% charge retention at 20℃ after 12 months, ready for immediate deployment.
Long Cycle Life: ≥1200 cycles (0.5C charge/discharge), durable for long-term power device application.
Leak-proof, non-toxic, safe for power tools, industrial small appliances and high-drain equipment.
Core Advantages:
Strict QC: Internal resistance <45mΩ, ≤8% capacity attenuation after 500 cycles, 100% inspected before delivery.
Customizable: OEM/ODM supported (capacity, casing, packaging); full export certificates (MSDS/CE/CB/KC/UL) available.
Power Device Optimized: High capacity and stable discharge, ideal for power tools, industrial small appliances and high-drain equipment.
Eco & Cost-Efficient: Reusable, reduces battery waste; favored by global power device manufacturers and eco-conscious buyers.

Applications:
Power Tools: Portable electric drills, screwdrivers, small grinders and handheld power equipment.
Industrial & Household Power Devices: Electric shavers, massagers, high-power flashlights, emergency lights.
Electronic Equipment: Solar lights, wireless communication devices, portable audio systems, medical power backups.
Other High-Drain Devices: RC vehicles (high-power), portable vacuums, power banks (backup cells), industrial sensors.
Item | Specification |
Battery Type | 18670 Ni-MH Rechargeable Battery |
Nominal Voltage | 1.2V DC |
Nominal Capacity | 4000-4500mAh (optional) |
Standard Charging | 0.1C, 16h (400-450mA) |
Fast Charging | 0.3C, 6h (1200-1350mA) |
Trickle Charging Current | 0.03C-0.05C (matching capacity) |
Discharge Cut-off Voltage | 1.0V DC |
Internal Resistance | <45 mΩ |
Cycle Life | ≥1200 cycles (0.5C charge/discharge, 20℃) |
Operating Temperature | Charging: -10~60℃; Discharging: -20~70℃ (customizable) |
Storage Temperature | -20~45℃ (20%~80% RH) |
Certifications | ROHS, REACH, CE, CB, KC, UL, ISO9001, ISO14001; MSDS available |
Packaging | PVC sleeve, blister card, bulk, custom OEM packaging |
1.2V 18670 Ni-MH rechargeable batteries (4000-4500mAh), factory-direct high-capacity cells, engineered for power devices with stable, high-drain performance.
Compliant with IEC61951-2, IEC62133-1, ROHS, REACH; mercury/cadmium/lead-free, eco-friendly, cost-saving alternative to disposable and low-capacity rechargeable batteries.
ISO9001/ISO14001 certified, 100% pre-delivery inspection; supports OEM/ODM, bulk orders, and fast global shipping for power device manufacturers and distributors.
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