-20°C Reliable Sub-Zero Discharge: Retains over 75% rated capacity in extreme cold, completely eliminating the sudden “sudden death” power failures common in standard lithium batteries.
10G Acceleration Heavy-Duty Connection: Features a secure JST-PH 2-Pin connector with a mechanical lock to withstand severe industrial vibration and prevent micro-disconnections.
High-Impact Puncture Safety: Utilizes an inherently safe, robust NiMH chemical formulation that will not ignite or explode even under severe structural crushed or steel nail penetration.
Unyielding Power in Extreme Cold: Built for Rugged Industrial Control
Say goodbye to sudden lithium dropouts at -20°C. Experience a reliable, high-impact NiMH chemistry that keeps your mining and cold storage transmitters perfectly alive.
🛠️ Section 1: Re-Engineering the Core — Why Heavy Industrial Fieldwork Demands More Than Standard Batteries
As battery engineers, we frequently witness standard lithium packs fail in heavy-duty industrial environments—such as Siberia mining remotes, forestry cableways, or modern cold storage forklifts. When the temperature hits -20°C, traditional lithium cells freeze up due to skyrocketing internal resistance, causing immediate operational shut-downs. To bridge this gap, our team custom-developed this wide-temperature 1S1P cylindrical NiMH AAA 800mAh cell with an internally thickened plate structure and specialized low-temperature conductive salts. By stepping away from delicate digital communication protocols and relying on an inherently stable chemical loop, the system utilizes integrated NTC thermistors to achieve high-precision thermal charge cut-offs (dT/dt). We ensure your handheld transmitters stay operational when your field crew needs them most.
📐 Section 2: Ruggedized Enclosure & Secure Docking — Zero Tolerance for Mechanical Disconnections
Out in rugged environments, dropping a remote control isn’t just an inconvenience—it’s a massive safety hazard. To address severe physical impacts and constant vibration, we wrap each standard AAA cell (nominal 1.2V, full charge 1.42V) in double-layer positive and negative insulating washers, sealed with high-toughness, flame-retardant blue PVC heat-shrink wrapping. We then coat it with a custom high-energy-absorbing foam jacket capable of buffering a 1.5-meter hard drop. Combined with a heavy-duty AWG24 thick silicone wire that remains perfectly flexible down to -40°C, and a high-tension JST-PH 2.0mm pitch interface built to survive over 10G of vibration acceleration, this IPX5 waterproof system completely repels mine-shaft humidity and cold-storage condensation. Every custom lot undergoes 500V insulation testing and extreme 24-direction drop testing to seamlessly align with strict international manufacturing standards like IEC 61951-2.
Specifications
1.2V 800mAh Low-Temperature NiMH AAA Battery Pack
Battery Chemical Type
Wide-Temperature Cylindrical NiMH (AAA System)
Cell Model Configuration
NiMH-AAA800mAh Heavy-Duty Industrial
Combination Method
1S1P Single Cell Independent
Nominal Voltage
1.2V (Tolerance: +/-0.02V)
Full Charge Voltage
1.42V
Discharge Cut-off Voltage
1.0V
Rated Capacity (at 25°C)
800mAh
Extreme Cold Capacity (at -20°C)
>=600mAh
Standard Charging Parameter
80mA Constant Current for 16 Hours
Charge Termination Control
NTC Thermistor Built-in for dT/dt Detection
Maximum Continuous Discharge
0.8A
Peak Discharge Current
1.6A (Duration <=3 seconds)
Wire Specifications
AWG24 Thick Silicone Wire
AWG24 Thick Silicone Wire
JST-PH 2-Pin with Mechanical Lock (2.0mm)
Outer Enclosure Insulation
Double-Layer Washers + Blue PVC Heat-Shrink
Ingress Protection Level
IPX5
Dimension Specifications
Diameter 10.5mm * Height 44.5mm (+/-0.2mm)
Frequently Asked Questions
Navigating extreme industrial environments requires components you can trust blindly. Below are the top real-world technical challenges resolved by our low-temperature NiMH design, tailored for global procurement managers and electronic application engineers.
Why choose your NiMH chemistry over low-temperature lithium batteries for freezing industrial environments?
Standard or even specialized low-temperature lithium cells suffer from volatile voltage drops and rapid capacity decline when facing sub-zero conditions due to rigid chemical limitations. Furthermore, severe impacts common in mining sectors can pierce lithium shells, creating immediate short-circuits that risk violent fires. Our specialized wide-temperature NiMH formulation uses an anti-shock structural binder that safely yields >=600mAh capacity at -20°C and naturally eliminates any thermal runaway or fire risks even if structurally crushed or heavily pierced.
How does this battery pack maintain perfect electrical contact under heavy machinery vibration?
Standard spring-loaded battery clips inevitably shift during high-vibration operations, causing micro-disconnections that reboot transmitters. We built this pack as a dedicated 1S1P hardwired system featuring an anti-vibration bottom tail-pad welding process. It routes energy through a high-tension JST-PH 2-Pin connector with an integrated mechanical lock that handles over 10G of vibration acceleration, maintaining a stable 0.8A continuous discharge without any voltage flickering.
Can this battery pack handle severe moisture, such as condensation in industrial cold storage or mine shafts?
Yes, seamlessly. When devices move frequently between ultra-cold storage rooms and warm loading docks, moisture condensation is inevitable. This battery pack is built to IPX5 waterproof standards. It utilizes double-layer positive and negative insulating washers covered by high-toughness, flame-retardant blue PVC shrink wrapping. The mechanical sliding slot combined with heavy-duty shock-absorbing adhesive tape locks out moisture completely.
What are the recommended guidelines for charging this low-temperature battery pack?
While our NiMH chemistry safely discharges down to -20°C, we strictly recommend charging the battery in a tempered, milder indoor environment to preserve long-term health. The standard charging specification is a steady 80mA constant current for 16 hours, though fast charging at up to 0.5C (400mA) is fully permitted when paired with a mainboard supporting dT/dt thermal cutoffs via our integrated NTC thermistor.
What certifications and compliance reports are available for this custom battery pack for international shipping?
Every single lot is backed by a comprehensive MSDS sheet and compliance declarations meeting strict industry manufacturing standards like IEC 61951-2. Every shipment undergoes 100% factory inspection, including 500V insulation non-destructive testing, -20°C discharge sampling, and X-ray weld line checks. It maintains over 70% capacity retention even after a full year of charged storage, allowing flexible global distribution.
