PS-4100 AGM Battery 4V 10Ah — Compact Sealed Standby Power for Emergency Systems & Small ElectronicsThe Power-Sonic PS-4100 is a 4V 10Ah AGM (Absorbed Glass Mat) sealed lead-acid battery designed for standby and cyclic applications requiring a 4V power source with higher capacity. Its compact form factor and sealed, valve-regulated construction make it ideal for emergency lighting cells, small UPS units, medical devices, and specialty electronic equipment where reliable, maintenance-free power is essential.Completely spill-proof and mountable in any orientation, the PS-4100 operates safely in enclosed environments. Backed by a 12-month warranty and built to Power-Sonic's globally recognized quality standards.Key Features 4V / 10Ah (20h rate) — higher capacity 4V cell for extended standby and cyclic runtime Compact form factor — only 1.13 kg, fits tight spaces in emergency and specialty systems AGM sealed construction — maintenance-free, spill-proof, mountable in any orientation Valve-regulated (VRLA) — safe for indoor use in enclosed and sensitive environments Power-Sonic quality — globally trusted brand for standby and cyclic AGM batteries 12-month warranty — backed by Power-Sonic Specifications Voltage: 4V Capacity: 10Ah (20h rate) Chemistry: AGM (Pb) — Sealed Lead Acid Dimensions: 4.01" x 1.97" x 3.85" (102 x 50 x 98 mm) Weight: 1.13 kg Part/Model Number: PS-4100 Brand: Power-Sonic Warranty: 12 months Ideal For Emergency and exit lighting battery cells Small UPS and backup power systems Medical and portable electronic devices Security and alarm systems requiring 4V cells Specialty electronics and instrumentation requiring higher 4V capacity Need less capacity? See the PS-445 for the 4V 4.5Ah version.Ships from Thunder Battery — Canada's trusted energy storage dealer.