ER26500H 3.6V 8500mAh Lithium Thionyl Chloride Battery for Smart water meters, Industrial IoT data loggers, GPS asset trackers
| Parameter | Specification |
|---|---|
| Model | ER26500H |
| Battery Type | Lithium Thionyl Chloride battery (Li/SOCl2) |
| Nominal Voltage | 3.6V |
| Nominal Capacity | 8500mAh |
| Max. Constant Current | 100mA |
| Max. Pulse Discharge Current | 200mA |
| Operating Temperature | -55°C to +85°C |
| Dimensions | Diameter 25.7mm x height 50.0mm |
| Weight | About 48.5g |
| Annual Self-discharge Rate | ≤1% at 23±3°C and 65±10% RH long-time storage |
| Open Circuit Voltage | ≥3.64V at 23±3°C |
ER26500H Li-SOCl2 battery for Smart water meters, Industrial IoT data loggers, GPS asset trackers
The ER26500H Li-SOCl2 battery is a 3.6V lithium thionyl chloride battery for long-life primary power applications. According to the VTC Power technical specification, the cell provides 8500mAh nominal capacity, 100mA maximum constant current, 200mA maximum pulse discharge current, -55 ℃ to +85 ℃ operating temperature, approximately 25.7mm diameter by 50.0mm height, about 48.5g weight, and an annual self-discharge rate of no more than 1% under the stated storage conditions. The source also describes a bobbin design cell with glass-to-metal sealing, making it suitable for equipment that requires stable standby power and dependable long-term storage behavior. VTCBATT can support ER26500H factory supply, OEM/ODM battery customization, labeling, tab or connector integration, sample development, battery wholesale and stable batch production for equipment manufacturers and distributors.
Long-Life Standby Power
Wide Temperature Operation
Pulse Support for Remote Devices
OEM Integration Ready
Full Certification & Extended Warranty
VTCBATT Li-SOCl2 batteries meet global certifications including CB, CE, UL, and UN38.3, and offer a 14-month warranty—two months longer than standard—to maximize customer confidence and profit.
VTCBATT Li-SOCl2 battery passed all the major global certifications, such as CB, CE, EN61000,IEC62133,MSDS.UN38.3,ROHS,UL,BIS,KC Certification,which makes your product more competitive.
Compared to a normal 12-month warranty, VTCBATT Li-SOCl2 batteries have 14-month warranty and two extra months for shipping and customs clearance ,which ensure the customer’s profit.
VTCBATT Production and Service
To meet the diverse demands of different customers,VTCBATT is noly only devoted to precise and standardized manufacturing in every process to ensure the highest-quality batteries, but also focuses on customized design and excellent service. By providing comprehensive support from pre-sales to after-sale ,VTCBATT cares customers’ feedback to establish long-term and win-win cooperation. Fast assistance and professional battery proposals are the core principle of our professional sales and technical engineers team.
From the raw materials mixing to the cell test, VTCBATT adopts an automatic manufacturing process to maximize production efficiency and enhance the batteries
quality, safety, and reliability. The entire manufacturing process is monitored and 100% tested before flowing to the next procedure to ensure zero defects before delivery.
Over the past 20 years, VTCBATT has built strong partnerships with customers in more than 50 countries worldwide. With reliable quality, responsive service, and tailored battery solutions, we have earned the trust of our clients—many of whom have maintained long-term cooperation and lasting friendships with us for over a decade. Together, we continue to grow and move forward toward a brighter future.
Application for ER26500H 3.6V 8500mAh lithium thionyl chloride battery
The ER26500H 3.6V 8500mAh lithium thionyl chloride battery is well matched to low-current and periodic-pulse devices such as smart water meters, gas meters, AMR/AMI utility modules, industrial IoT data loggers, remote sensor nodes, GPS asset trackers, security alarm sensors, PLC memory backup modules, agricultural monitoring nodes and outdoor telemetry equipment. Its C-size cylindrical format, 8500mAh nominal capacity, wide operating temperature range and specified pulse capability make it practical for devices that spend long periods in standby and transmit data at intervals. For different applications, VTCBATT can provide connector matching, wire and tab configuration, custom labeling, holder or pack assembly discussion, sample testing and factory-direct battery wholesale supply for brand owners, distributors and equipment manufacturers.
