Yuasa SWL1800 UPS Battery,12V/55AH

Yuasa SWL1800

UPS Battery,12V/55AH

Reliable Power Backup for Your Critical Systems

Yuasa SWL1800 12V/55Ah UPS Battery is designed to deliver dependable and consistent power for UPS systems, emergency backup, and industrial applications. With a nominal voltage of 12V and a 20-hour capacity of 57.6Ah, it ensures your sensitive equipment continues running during power interruptions. Its 10-hour rate capacity of 55Ah at 20°C guarantees stable energy delivery over time, making it ideal for offices, telecom networks, and industrial setups.

High-Load Performance When You Need It Most

This battery excels under high-load conditions. It can provide a constant power output of 1974W per block for 10 minutes down to 9.6V, making it reliable for devices that require immediate energy during outages. Additionally, the 10-minute rate of 329W per cell down to 1.6V/cell ensures maximum energy utilization in short-term backup scenarios.

Compact and Durable Industrial Design

so Measuring 216mm in length, 168mm in width, and 223mm in height, and weighing 23 kg, it fits easily into battery racks or cabinets. The battery is housed in a durable ABS case, compliant with UL94:HB flammability standards, with an optional UL94:V0 fire-retardant version for enhanced safety.

Wide Operating Temperature Range for Versatile Use

so This battery is built to perform in a wide range of temperatures. You can store it between -20°C and +50°C, charge it safely from -15°C to +50°C, and discharge it between -20°C and +60°C.

Efficient and Safe Charging Options

The Yuasa SWL1800 supports both float and cyclic (boost) charging. so Its float voltage is 13.65V per block (2.275V per cell) with a temperature correction factor of -3mV/°C. The cyclic charge voltage is 14.5V per block (2.42V per cell) with a correction factor of -4mV/°C. These specifications help prevent overcharging, prolong battery life, and maintain optimal performance.

Strong Discharge Capabilities for Instant Power

so The SWL1800 provides impressive discharge performance. It supports 800A for 1 second and 500A for 1 minute, delivering instant energy when needed most. so Its internal resistance is 10.09 mΩ, with a short-circuit current of 1437A, meeting EN IEC 60896-21 safety standards. so With low impedance (6 mΩ at 1kHz), the battery maintains stable voltage levels even under high demand, ensuring reliable operation for critical devices.

Long Life for Cost-Effective Reliability

so Built for durability, the Yuasa SWL1800 offers a service life of up to 10 years at 20°C and is classified as “Long Life (10–12 years)” under EUROBAT standards. so This extended lifespan reduces the need for frequent replacements, lowers maintenance costs, and ensures a reliable power solution for the long term.

Ideal Choice for UPS and Industrial Applications

so Yuasa SWL1800 12V/55Ah UPS Battery is a high-performance, safe, and reliable solution for any backup power requirement. so Its combination of high capacity, compact design, wide temperature tolerance, efficient charging, strong discharge performance, and long life makes it suitable for UPS systems, telecom networks, emergency lighting, and other industrial applications. so For consistent power and peace of mind, this battery is a trusted choice worldwide.