3.6V SPM Backup Battery

3.6V SPM Backup Battery Assembly with FET Protection.Purpose-Built Power for Secure Payment Modules.

Product Overview

3.6V SPM Backup Battery


SUNJ ENERGY provides equipment-ready lithium battery assemblies for Secure Payment Modules used in fuel dispensers. Unlike a loose replacement cell, this solution integrates a 3.6V C-size Li-SOCl₂ battery, an application-specific FET switch/protection module, a twisted-wire harness and a matching connector into one installation-ready assembly.


The solution is intended for replacement evaluation against battery assembly WU004912-0002 and related SPM keypad applications.

Preliminary Technical Specifications

ItemSpecification
Battery chemistryLithium Thionyl Chloride, Li-SOCl₂
Cell modelSUNJ ER26500H
Cell sizeC / ER26500
Nominal voltage3.6V
Nominal capacity[Insert verified SUNJ capacity]
Pack configuration1S1P
ProtectionIn-line FET switch/protection circuit
ConnectorFour-position, single-row receptacle
Populated positionsTwo outer positions
Wire configurationRed/black twisted pair
Wire gauge[To be confirmed]
Lead length[To be confirmed]
Operating temperature[Complete assembly rating to be confirmed]
Reference replacementWU004912-0002 / 310-0094
Target equipmentWayne Ovation, Ovation 2 and 4/Vista

Note: Final specifications are based on an approved sample, confirmed pinout and application testing.


Target Applications

● Wayne Ovation fuel dispensers

● Wayne Ovation 2 fuel dispensers

● Wayne 4/Vista fuel dispensers

● Secure Payment Module and SPM keypad backup power

Reference part numbers: WU004912-0002 and 310-0094

Note: Compatibility must be confirmed by equipment model, connector, pinout and electrical requirements before ordering.



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