PS-1228 AGM Battery 12V 2.8Ah
PS-1228 AGM Battery 12V 2.8Ah — Ultra-Slim Sealed Standby Power for Alarms, UPS & Specialty Electronics
The Power-Sonic PS-1228 is a 12V 2.8Ah AGM (Absorbed Glass Mat) sealed lead-acid battery engineered for standby and cyclic applications requiring an exceptionally slim form factor. At just 1.3" wide — the narrowest in the Power-Sonic small standby series — it fits the tightest battery compartments in security alarm panels, small UPS units, emergency lighting, and specialty electronic equipment.
Completely maintenance-free and spill-proof, the PS-1228 can be installed in any orientation and operates safely in enclosed panels and equipment cabinets. Backed by a 12-month warranty and built to Power-Sonic's globally recognized quality standards.
Key Features
- 12V / 2.8Ah (20h rate) — reliable standby capacity for small electronics and alarm systems
- Ultra-slim 1.3" wide profile — fits the narrowest battery compartments in alarm panels and specialty equipment
- Lightweight — only 1.22 kg for easy handling and installation
- AGM sealed construction — maintenance-free, spill-proof, mountable in any orientation
- Valve-regulated (VRLA) — safe for indoor use in enclosed panels and equipment cabinets
- Power-Sonic quality — globally trusted brand for standby and cyclic AGM batteries
- 12-month warranty — backed by Power-Sonic
Specifications
- Voltage: 12V
- Capacity: 2.8Ah (20h rate)
- Chemistry: AGM (Pb) — Sealed Lead Acid
- Dimensions: 5.24" x 1.3" x 4.09" (133 x 33 x 104 mm)
- Weight: 1.22 kg
- Part/Model Number: PS-1228
- Brand: Power-Sonic
- Warranty: 12 months
Ideal For
- Security and burglar alarm panels with ultra-narrow battery bays
- Small UPS (uninterruptible power supply) systems
- Emergency and exit lighting
- Access control and intercom systems
- Specialty electronics requiring the slimmest possible 12V AGM battery
Need slightly more capacity in a similar slim form? See the PS-1229 for the 2.9Ah version.
Ships from Thunder Battery — Canada's trusted energy storage dealer.













