The Tenergy NiMH 12V 13000mAh rechargeable battery offers high capacity, eco-friendliness, and versatility for devices like robotics, solar systems, and medical equipment. Its low self-discharge rate (15% monthly) and 1,000+ recharge cycles make it cost-effective and reliable. Unlike lead-acid batteries, it’s lightweight, maintenance-free, and performs well in extreme temperatures (-20°C to 60°C).
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How Does Tenergy NiMH 12V 13000mAh Compare to Lead-Acid Batteries?
Tenergy NiMH 12V 13000mAh batteries are 50-70% lighter than lead-acid alternatives, with no memory effect and higher energy density. They operate efficiently in temperatures from -20°C to 60°C, unlike lead-acid batteries, which lose 50% capacity below 0°C. NiMH also avoids toxic materials like lead or cadmium, reducing environmental hazards.
| Feature | Tenergy NiMH | Lead-Acid |
|---|---|---|
| Weight | 3.2 kg | 7.5 kg |
| Cycle Life | 1,000+ | 300-500 |
| Cold Weather Performance | 80% capacity at -20°C | 50% capacity at 0°C |
How Does Temperature Affect Performance?
At -20°C, capacity drops to 80% but recovers at room temperature. Above 45°C, cycle life decreases by 15% per 10°C rise. Store at 10-25°C for minimal degradation (3% annual loss).
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Extended temperature testing shows the battery maintains stable voltage output (±2%) across its operating range. In subzero conditions, internal resistance increases by 40%, requiring adjusted charging rates. For Arctic applications, insulated battery compartments improve efficiency by 18%. High-temperature environments benefit from ventilation systems that extend cycle life by 22% compared to sealed installations.
What Warranty and Support Does Tenergy Provide?
Tenergy offers a 1-year warranty covering defects and capacity below 80% within 300 cycles. Support includes free technical guides and a 24/7 helpline. Extended 3-year warranties are available for commercial users.
The warranty program features pro-rated replacements after the first year, with users paying only 30% of MSRP for third-year claims. Commercial clients receive prioritized troubleshooting, with average response times under 2 hours for critical infrastructure users. Tenergy’s online portal provides real-time capacity tracking and predictive maintenance alerts through their Battery Management System (BMS) integration.
“Tenergy’s NiMH 12V 13000mAh sets the bar for sustainable power solutions,” says a battery industry veteran. “Its cycle stability outperforms lithium-ion in cold climates, and the modular design allows easy capacity expansion. For mission-critical applications, it’s the safest bet—no thermal runaway, consistent output, and a 10-year shelf life if stored properly.”
FAQs
- How Long Does a Full Charge Last?
- At 1.3A discharge, it delivers 10 hours runtime. High-drain devices (5A) last 2.5 hours. Self-discharge retains 85% charge after 30 days.
- Can I Use a Car Charger?
- Yes, with a 12V DC-NiMH charger. Avoid direct car alternator charging—voltage spikes above 15V can damage cells.
- Is It Airport-Safe?
- FAA allows carry-on; IATA classifies NiMH as non-hazardous. Notify security—energy content (156Wh) exceeds 100Wh limit in some countries.