Product Details
The AJC® replacement battery is compatible with the Nellcor NPB 3940 medical device and is designed as an exact OEM replacement that guarantees an easy and precise fit. This maintenance-free battery utilizes AGM technology, eliminating the need for adding acid or water. It is important to note that you must re-use your existing cabling and hardware, as this product is a replacement battery only. Customers should verify that the batteries being ordered match the batteries in their unit before placing an order, as the company is not responsible for incorrect orders. The battery is a UL recognized component and includes a 12-month warranty.








