GEB 18V 21V High-Torque Brushless Impact Wrench Lithium Battery Pack
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The GEB 18V 21V High-Torque Brushless Impact Wrench Lithium Battery Pack is engineered for heavy mechanical fastening, automotive wheel lug service, and steel frame scaffolding assembly. Capable of withstanding repetitive high-frequency rotational impact kickback, the pack utilizes 10C-15C high-rate cylindrical cells and thick copper-bussed BMS architecture to deliver continuous 40A current and 80A peak bursts for maximum breakaway torque.
Key Product Facts
| Nominal Voltage / Peak | 18.0V DC / 21.0V DC Max |
| Capacity Variants | 3.0Ah, 4.0Ah, 5.0Ah, 6.0Ah, 8.0Ah, 10.0Ah |
| Peak Pulse Current | 80A (≤3s high-torque breakaway burst) |
| Continuous Discharge Current | 40A continuous without thermal shutdown |
| Cycle Life Durability | ≥2000 cycles with ODM customized Grade-A cell configuration |
| Housing Shock Resistance | High-impact ABS+PC composite casing with rubberized bumpers |
| Export Compliances | CE, RoHS, UN38.3, MSDS international transport approved |
Target Equipment Compatibility
- Brushless Impact Wrenches: 1/2-inch and 3/4-inch heavy-duty impact wrenches rated up to 1000+ Nm breakaway torque.
- High-Torque Impact Drivers: 1/4-inch hex impact drivers for structural timber screws and lag bolts.
- Scaffolding Assembly Tools: Continuous all-day fastener driving on commercial construction sites.
B2B Procurement Terms
| FOB Unit Price | $6.99 – $26.99 / piece (Volume tiered) |
| MOQ | 1 sample piece | 100 pcs production order |
| OEM Support | Custom silkscreen branding, customized capacity rating, retail packaging |
Frequently Asked Questions (FAQ)
Q: Does this battery provide enough peak current for lug nut removal on trucks?
A: Yes. The 80A peak burst delivers maximum instantaneous voltage to the brushless motor, ensuring optimal breakaway torque on stubborn or rusted lug nuts.
Looking for Reliable OEM/ODM Replacement Batteries for Your Tool Fleet?
As a professional lithium-ion battery manufacturer with over 16 years of engineering experience, GeB Power (General Electronics Technology Co., Ltd.) provides high-grade, direct-fit replacement battery packs and custom battery solutions for power tool distributors, fleet contractors, and equipment brands worldwide.
- Tier-1 High-Drain Cells: Premium 18650 and 21700 lithium cells for maximum discharge rate and prolonged runtime.
- Intelligent BMS Protection: Multi-layer circuitry preventing overcharge, over-discharge, short circuit, and thermal runaway.
- Global Certifications: Fully certified to CE, UL 2054, UN38.3, RoHS, and MSDS transport standards.
- Flexible MOQ & Fast Prototyping: Customized housing colors, labeling, private labeling (OEM), and fast-turnaround sampling.
Get a factory-direct quote or request evaluation samples today: Send your required voltage, capacity, tool models, and estimated order quantity to our engineering team at info@gebattery.co or submit your inquiry via our Request a Quote page.
