Lenco Nav400 Replacement Battery 3.7V 1400mAh u 760 Voltage sag under blade load

Voltage sag under blade load is where cheap cells cause problems — they drop below the BMS cutoff threshold mid-cut and trigger a false low-battery shutoff

this 12 V 35 AH pack offers the reserve capacity needed to maintain blade power and charge system stability

Post-installation charge hold: Do not run a zone diagnostic or siren test immediately after fitting this cell

A new SLB-11A cell restores the capacitor recharge speed because internal resistance drops back to spec

Lenco Nav400 Replacement Battery 3.7V 1400mAh u 760 Voltage sag under blade loadLenco Nav400 3. 7V Li ion Replacement Battery This is a 3. 7V, 1400mAh (5. 18Wh) lithium ion cell for the Lenco Nav400 portable GPS navigator. It replaces the original battery when capacity has degraded and the unit no longer holds a charge through a full journey. Physical dimensions are 50. 22 36. 88 6. 52mm confirm against your existing cell before fitting. Nav400 battery fit: The Nav400 runs a single cell 3. 7V Li ion pack at this form factor. No