MSA E6000 TIC Thermal Camera Replacement Battery 3.7V 3400mAh

MSA E6000 TIC — 3.7V Li-ion Replacement Battery (10120606-SP)

This is a 3.7V 3400mAh Li-ion replacement battery for the MSA E6000 TIC thermal imaging camera. It uses OEM part number 10120606-SP and fits the E6000 TIC directly. Use it as a field spare or swap it in when the original cell has degraded past usable capacity.

• E6000 TIC platform fit: The E6000 TIC runs a combined load — the thermal detector array, the display backlight, and internal heating elements all draw from the same 3.7V rail simultaneously. This battery matches that voltage rail and connector, and the BMS communicates correctly with the camera's charge management circuit.
• Bench tested on actual hardware: We ran this cell through charge and discharge cycles on the E6000 TIC platform. The BMS handled the combined detector-plus-display draw without false low-voltage cutoffs, and capacity measured consistently at the rated 3400mAh across test cycles.
• Detector stabilisation tip: After swapping a cold battery into the E6000 TIC, allow 60 seconds before starting any measurements. The thermal detector needs the internal electronics to reach a stable operating temperature before the baseline calibration is accurate.

Why the E6000 TIC shuts down mid-inspection on a full charge

The E6000 TIC draws from three simultaneous loads — the uncooled detector array, the display, and the detector's internal heating element. On cold starts or during extended continuous use, that combined draw produces short current spikes that can trip a weak or aged BMS before the battery indicator shows low. A degraded cell with increased internal resistance will sag below the BMS cutoff threshold under that peak load even when resting voltage looks acceptable. This replacement cell at 3400mAh keeps enough headroom above the BMS trip point to handle those combined load spikes without a false shutdown.

Thermal image accuracy degrading before the battery indicator drops

The E6000 TIC's thermal detector is voltage-sensitive — as cell voltage sags under load, the detector's signal processing loses accuracy before the battery gauge registers low. This happens because the gauge reads resting voltage, not loaded voltage. A cell with capacity fade will show 50% on the indicator while actually delivering 3.4V or lower under the detector's heating draw, which is below the threshold for accurate thermal output. If you are seeing measurement drift or softening image contrast before any low-battery warning, replace the cell — checking loaded voltage with a multimeter under active use will confirm sag below 3.5V.