{"product_id":"thermo-scientific-niton-dxl-analyzer-replacement-battery-72v-6200mah-li-ion","title":"Thermo Scientific Niton DXL ND2037HD29 7.2V Replacement Battery","description":"\u003cdiv class=\"bpw-desc\"\u003e\n  \u003ch2 class=\"bpw-desc-h2\"\u003eThermo Scientific Niton DXL Analyzer — 7.2V Li-ion Replacement Battery (ND2037HD29)\u003c\/h2\u003e\n\n  \u003cp class=\"bpw-desc-lead\"\u003eThis 7.2V 6200mAh Li-ion battery fits the Thermo Scientific Niton DXL handheld XRF analyzer. It replaces OEM part numbers ND2037HD29, ND2037HD34, and ND2037QE34. The Niton DXL is a portable X-ray fluorescence instrument used in field elemental analysis, material identification, and environmental testing.\u003c\/p\u003e\n\n  \u003cul class=\"bpw-desc-bullets\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eNiton DXL platform fit:\u003c\/strong\u003e\n    All three OEM part numbers share the same 7.2V voltage rail, physical connector, and BMS handshake protocol. Swapping between ND2037HD29, ND2037HD34, and ND2037QE34 references does not change the pack's electrical behaviour — the DXL's onboard controller communicates identically with each.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eBench tested on actual hardware:\u003c\/strong\u003e\n    We ran this pack through the DXL's full X-ray tube and detector initialisation sequence. The BMS held steady through the inrush current at tube power-up and maintained stable voltage delivery during sustained acquisition bursts across multiple measurement cycles.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003ePost-install calibration before field deployment:\u003c\/strong\u003e\n    After fitting this battery, run a full calibration cycle through the Niton DXL instrument menu before heading to site. The analyzer maps battery state during calibration — skipping this step causes premature low-battery warnings to appear during your first measurement session, even with a full charge.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003chr class=\"bpw-desc-divider\"\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eWhy the Niton DXL trips off during X-ray tube initialisation\u003c\/h3\u003e\n  \u003cp class=\"bpw-desc-p\"\u003eThe DXL's X-ray tube draws a sharp inrush current at the moment it powers up — this spike is brief but steep. A degraded or deeply discharged battery can't sustain the voltage under that load, and the BMS interprets the sag as an over-discharge condition and cuts the pack. This is not a fault in the analyzer itself. A fresh, fully charged pack with cells in good condition handles the initialisation spike without triggering BMS cutoff.\u003c\/p\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eDXL showing inconsistent battery percentage after pack replacement\u003c\/h3\u003e\n  \u003cp class=\"bpw-desc-p\"\u003eWhen a new Li-ion pack is fitted, the DXL's voltage-threshold indicator hasn't yet built a state-of-charge profile for the new cells — it reads the open-circuit voltage and maps it against stored thresholds calibrated to a different cell age. The percentage display will show erratic jumps or drop sharply before stabilising. Run two full charge-discharge cycles and complete the instrument's calibration routine. After that, the display typically settles to within a few percent of actual capacity at 4.2V per cell fully charged.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BatteryWeb","offers":[{"title":"Warranty 1 Year","offer_id":43360454443098,"sku":"BWCS-HMT800SL-1","price":193.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 2 Year","offer_id":43360454475866,"sku":"BWCS-HMT800SL-2","price":231.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 3 Year","offer_id":43360454508634,"sku":"BWCS-HMT800SL-3","price":259.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/4775\/0746\/files\/BW-CS-HMT800SL-1.webp?v=1778615883","url":"https:\/\/batteryweb.com\/products\/thermo-scientific-niton-dxl-analyzer-replacement-battery-72v-6200mah-li-ion","provider":"BatteryWeb","version":"1.0","type":"link"}