Description
The 12V 18Ah AGM Battery provides reliable, maintenance-free power for UPS systems, generators and other standby applications. Built with sealed AGM (Absorbent Glass Mat) technology, it delivers dependable backup performance with low self-discharge and spill-proof construction.
Compatible With / Replaces
The RKT12180 is a direct replacement for many batteries including:
- E12180
- ELA12V18
- BD18-12
- BP18-12
- D1218
- NP18-12
- PS-1218
- RBC7 replacement batteries (requires 2)
- RBC55 replacement batteries (requires 4)
- WP18-12
- SLA12-18
- UB12180
Key Features
- Sealed AGM design – Spill-proof and completely maintenance-free.
- Rechargeable VRLA battery – Safe for indoor standby use under normal operating conditions.
- Vibration-resistant construction – Durable case for long service life.
- Low self-discharge – Ideal for backup and standby power systems.
- 3–5 year standby design life – Built for dependable long-term performance.
Common Applications
- UPS Systems
- Generators
- Alarm & Security Systems
- Emergency Lighting
- Lawn Equipment
Specifications
- Voltage: 12 Volt
- Capacity: 18 Ah
- Chemistry: AGM Sealed Lead Acid (VRLA)
- Length: 7.13 / 181 mm
- Width: 3.03″ / 77 mm
- Height: 6.54″ / 167 mm
- Weight: 13.5 lbs / 6.1 kg
- Terminal Type: Nut and Bolt
This battery is designed to deliver long-lasting, dependable performance in standby applications.
Need help confirming compatibility? Contact us — we’ll help you match the correct battery to your equipment.



