
OID503860 1250mAh 3.7V Intrinsically Safe Li-Ion Battery
The OID503860 is a high-performance rechargeable lithium-ion battery specifically engineered for hazardous environments where safety and reliability are non-negotiable. With intrinsic safety (IS) certification and proven operation at extreme low temperatures down to -40°C, this battery delivers consistent power in the world's most demanding industrial settings.
Key Features
- Intrinsic Safety Certified: Designed to prevent ignition in flammable atmospheres, meeting stringent IS standards for hazardous area operation.
- Extreme Low Temperature Performance: Reliable discharge and charge capability at -40°C, ensuring uninterrupted operation in Arctic, high-altitude, and cold storage environments.
- High Energy Density: 1250mAh capacity in a compact form factor, delivering 4.625Wh of usable energy for portable and space-constrained devices.
- Long Cycle Life: Engineered for 500+ charge-discharge cycles with minimal capacity degradation, reducing total cost of ownership.
- Stable Discharge Platform: Maintains 3.7V nominal voltage with flat discharge curve, ensuring consistent device performance throughout the discharge cycle.
- Leak-Proof Construction: Robust sealed design with advanced electrolyte formulation prevents leakage even under thermal stress and mechanical vibration.
Technical Specifications
| Parameter |
Specification |
| Model Number |
OID503860 |
| Chemistry |
Lithium-Ion (Li-Ion) |
| Nominal Voltage |
3.7V |
| Nominal Capacity |
1250mAh |
| Nominal Energy |
4.625Wh |
| Operating Temperature |
-40°C to +60°C |
| Storage Temperature |
-20°C to +45°C (recommended) |
| Certification |
IS (Intrinsic Safety), CE, RoHS |
| Cycle Life |
>500 cycles (80% capacity retention) |
| Protection |
Built-in PCB (over-charge, over-discharge, short-circuit) |
Target Applications
- Mining Industry: Gas detectors, communication devices, cap lamps, and safety monitoring equipment operating in methane-rich underground environments.
- Oil & Gas: Portable instruments, wireless sensors, and data loggers on offshore platforms and refinery sites.
- Chemical Processing: Handheld analyzers, monitoring transmitters, and emergency response equipment in volatile atmospheres.
- Fire & Rescue: Thermal imaging cameras, hazardous material detectors, and communication radios for first responders.
- Cold Chain & Arctic: GPS trackers, IoT sensors, and telemetry devices operating in polar and cold storage environments.
- Industrial Safety: Confined space monitors, personal gas detectors, and area alarm systems requiring intrinsically safe power sources.
Why Choose OID503860?
Unlike conventional Li-Ion batteries that fail or become dangerous in extreme conditions, the OID503860 combines intrinsic safety engineering with low-temperature electrolyte chemistry. Whether your equipment is deployed in a Siberian oil field or a deep underground coal mine, this battery delivers uninterrupted power without compromising safety compliance. Backed by rigorous third-party IS certification and manufactured under ISO 9001 quality management, the OID503860 is the trusted power solution for mission-critical hazardous area devices.
Contact our sales team today for datasheets, certification documents, and volume pricing.