The Power Sonic PS-628 F1 is a high-performance 6V 2.9Ah sealed lead-acid replacement battery designed specifically for fire alarm and emergency notification systems. Engineered for critical life safety applications, this battery provides reliable backup power for addressable fire alarm control panels, initiating device circuits, and notification appliance circuits in commercial and institutional environments.
Manufactured with advanced AGM (Absorbed Glass Mat) technology, the PS-628 F1 delivers consistent power performance across a wide range of environmental conditions. Its robust construction ensures optimal electrical reliability in challenging installations such as hospitals, educational facilities, high-rise office complexes, and industrial control centers where uninterrupted power is essential for emergency detection and communication systems.
Key Features
- Fully sealed, maintenance-free design compatible with NFPA 72 fire alarm battery requirements
- Precision-engineered AGM technology with low internal resistance for rapid discharge and recharge cycles
- UL 924 and UL 1989 listed for guaranteed performance in emergency power applications
- Temperature-stable chemistry performing consistently between 32°F-122°F (0°C-50°C)
- Non-spillable construction with vibration-resistant internal components
- Long-cycle life with minimal capacity degradation over operational lifespan
Specifications
- Nominal Voltage: 6V
- Capacity: 2.9 Ampere-Hours (AH)
- Battery Chemistry: Sealed Lead-Acid AGM
- Terminal Type: F1 Connector
- Dimensions: Approximate 2.76″ x 1.34″ x 3.86″
- Weight: Approximately 1.85 lbs
Compatible with multiple fire alarm panel manufacturers including Simplex, Notifier, Edwards, and EST systems, the PS-628 F1 meets stringent performance standards including NFPA 72 (National Fire Alarm and Signaling Code), UL 268 (Smoke Detectors for Fire Protective Signaling Systems), and UL 464 (Audible Signal Appliances).
For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com
Additional information
| Weight | 1.3 lbs |
|---|---|
| Dimensions | 2.6 × 1.3 × 4.06 in |
| Condition | New |
| Manufacturers | Life Safety |
| Part Type | Replacement Part |






