Ultra-Low Self-Discharge Ni-MH Batteries

Ultra-Low Self-Discharge Ni-MH Batteries

A large number of special equipment such as polar detectors, underwater diving gear and remote industrial sensors will stay standby for several months without charging. Ordinary rechargeable batteries lose most power within one month, which brings great trouble to field operation.

Our ultra-low self-discharge (LSD) NiMH series adopts independently developed low-loss electrode formula. After static storage for a long time, more than 70% capacity can still be maintained. The cell also supports -40℃ to 85℃ wide temperature working and over 1000 charge cycles. We supply standard AAA/AA single cells and customized combined packs for special industrial equipment.

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LSD NiMH Full Size Specifications

Model No. Capacity Single Cell Size Cycle Life
WJ-LSD-43AAA600 600mAh 10.2*43mm 1000+
WJ-LSD-43AAA900 900mAh 10.2*43mm 1000+
WJ-LSD-50AA2000 2000mAh 14.5*50mm 1000+
WJ-LSD-50AA2500 2500mAh 14.5*50mm 1000+
Custom Pack Customized Custom layout 1000+

Six Core Technical Advantages

Ultra Low Power Loss In Storage

Special low self-leakage raw material formula, only below 30% capacity loss after 28 days storage, no frequent supplementary charging needed.

1000+ Long Cycle Times

Optimized electrode structure slows material aging, far better than ordinary consumer NiMH cells in service life.

-40℃ ~ 85℃ Wide Temp Adapt

Match our wide temperature product line, can be used in both polar cold and desert high temperature scenes.

Low Internal Resistance ≤35mΩ

Stable high-current output, suitable for UAV, diving equipment with instantaneous high power demand.

Multi-Layer Sealed Safety Design

Pass overcharge, short circuit, drop and vibration aging tests, safe for field special equipment.

Eco-Friendly Raw Material

No mercury, lead, cadmium, fully comply with RoHS, REACH global environmental standards.

Global Application Scenes

  • Cold Zone Equipment: Polar scientific instruments, alpine monitoring sensors, winter rescue detectors
  • Marine Equipment: Underwater diving communication lamp, offshore monitoring modules
  • Industrial IoT: Long standby wireless sensors, fire emergency backup power
  • Portable Devices: Small UAV backup power, camping long-term standby power supply
  • Global Market Matching: EU/USA for industrial equipment, Middle East for desert standby, Northern Europe for low-temperature gear

Complete Import Certifications

All LSD NiMH cells have complete certification documents including ISO9001, ISO14001, CE, UL, RoHS, REACH, UN38.3 transport report and MSDS to clear customs of all countries.

Custom Battery Pack Support

We can customize series-parallel combination, plastic shell, wire terminal, built-in NTC temperature protection and private label printing for LSD NiMH packs. Small sample orders are acceptable for performance testing before mass production.

Common Customer Questions

Q: How much capacity remains after long storage?
A: After 28 days room temperature storage, the battery still keeps more than 70% rated capacity.

Q: Can these batteries work under sub-zero environment?
A: Yes, discharge temperature can reach -40℃, suitable for northern Europe and polar project equipment.

Q: Can I customize special voltage packs?
A: Our engineering team designs customized packs according to customers’ voltage and size limits.

Get LSD NiMH Test Samples & Quotation

Send your equipment working temperature, capacity and dimensional requirements for factory quotation.

WhatsApp: +8615089431104 | Email: seamon@lc-battery.com

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Related Pages: Wide-Temp Ni-MH Batteries | High-Temp Ni-MH Batteries | Custom NiMH Battery Packs