Ritar RT12180 12V 18Ah SLA Replacement Battery

The Ritar RT12180 12V 18Ah sealed lead-acid battery is a high-performance, general-purpose power solution designed to deliver consistent, reliable energy in standby and cyclic applications. With a lifespan of 6 to 8 years in float service, this battery is ideal for use in UPS systems, emergency lighting, medical devices, and security equipment. Its advanced AGM valve-regulated design ensures maintenance-free operation, high power density, and dependable performance even in demanding conditions.

Product Features

Long Service Life

Designed for 6 to 8 years of reliable performance in float service, reducing the need for frequent replacements.

AGM Valve-Regulated Technology

Incorporates absorbent glass mat (AGM) technology to ensure a spill-proof, maintenance-free operation with minimal internal resistance.

Deep Discharge Recovery

Provides excellent recovery performance after deep discharges, enhancing durability in cycling applications.

High Power Density

Compact design delivers superior energy output relative to size and weight, ideal for tight installations.

Durable and Consistent Performance

Constructed with high-purity raw materials and consistent manufacturing standards for stable capacity and power delivery.

Versatile Applications

Suitable for use in UPS/EPS systems, medical equipment, emergency lighting, telecom systems, and security devices.

Product Specifications

• Model: RT12180
• Voltage: 12V
• Nominal Capacity: 18Ah @ 20-hour rate to 1.75V per cell @ 25°C
• Weight: Approximately 5.45 kg (±5%)
• Maximum Discharge Current: 180A (for 5 seconds)
• Internal Resistance: Approximately 13.0 milliohms
• Terminal Type: F1 / F2
• Maximum Charging Current: 5.4A
• Container Material: ABS (UL94-HB standard, UL94-V0 optional)
• Operating Temperature Ranges:
  • Discharge: -20°C to 60°C
  • Charge: 0°C to 50°C
  • Storage: -20°C to 60°C
• Normal Operating Temperature: 25°C ± 5°C
• Standby Use Voltage: 13.7V to 13.9V @ 25°C
• Self-Discharge: Less than 3% per month at 25°C; recharge recommended after 6 months of storage
• Design Life: 6–8 years in float service