Ritar 12V 9Ah UPS Replacement Battery 

The Ritar 12V 9Ah UPS Replacement Battery is a compact and dependable sealed lead-acid (SLA) battery designed for use in small to medium UPS systems, security alarms, emergency lighting, medical devices, and general backup applications. Built with AGM (Absorbent Glass Mat) technology, it offers maintenance-free operation, excellent deep discharge recovery, and long service life in both standby and cyclic use. This battery is ideal for critical systems requiring uninterrupted power in a compact form factor.

Product Features

Reliable Compact Power Supply

With a 9Ah capacity, this battery is perfect for short-duration backup in UPS systems, alarm panels, telecom equipment, and other low-to-mid power applications.

Maintenance-Free AGM Technology

Utilizing sealed AGM technology, the battery requires no topping up or fluid maintenance and operates safely in any position without risk of leaks or spills.

Long Cycle Life and Standby Reliability

Engineered for frequent charge-discharge cycles, this battery also performs reliably in float/standby mode, delivering consistent power and extending the life of your backup system.

Durable and Shock-Resistant Casing

Encased in a tough ABS plastic housing, the battery resists vibration, heat, and shock, and includes pressure relief valves for added safety during operation.

Wide Compatibility and Use Cases

Compatible with most 12V UPS systems, emergency lighting, medical and telecom equipment, weighing scales, and portable devices.

Product Specifications

• Brand: Ritar
• Model: RT1290 or equivalent
• Nominal voltage: 12V
• Capacity: 9Ah at 20HR rate
• Battery type: Sealed Lead Acid (SLA), AGM
• Terminal type: F1 or F2 Faston tabs
• Dimensions (L x W x H): Approx. 151mm x 65mm x 100mm
• Weight: Approx. 2.5–2.8kg
• Case material: ABS (flame-retardant version optional)
• Charging voltage (standby use): 13.5V – 13.8V
• Charging voltage (cyclic use): 14.4V – 15.0V
• Maximum charging current: 2.7A
• Operating temperature range:
  • Discharge: -15°C to 50°C
  • Charge: 0°C to 40°C
  • Storage: -15°C to 40°C
• Float service life: 3–5 years (in standard standby applications)
• Certifications: ISO9001, CE, UL (model dependent)
• Warranty: 1-year limited (may vary by supplier or usage)