7.4V 7800mAh Li-ion Battery 420-002 (21CR19/66-9) Replacement for Thermo Scientific Niton XL3t 600 XRF Analyzer

Replaces battery model: 21CR19/66-9 (part number 420-002). This 7.4V 7800mAh rechargeable Li-ion battery offers a cost-effective replacement with reliable performance to substitute your original cell. Compatibility: Thermo Scientific Niton XL3t series — 980, 800, 700, 600, 700S, 900S, 950 — and Niton XL2 models 800 and 980. Charging instructions: use a charger that complies with the battery’s charging standard; a 12‑hour charge is recommended for the initial cycle.