Powerhouse 12V 4.5Ah 4.8mm F1 Spade Connection Tab Sealed Lead Acid Battery

• This 12V 4.5Ah sealed lead acid (SLA) battery is a compact battery for powering 12V equipment. It is commonly used in battery back up systems, alarm and communications systems and UPS units.
• Fitted with 4.8mm spade connection tabs, these batteries are easily user replaced in most equipment they are used in.
• Cells are fully sealed to prevent any leakage of electrolyte. UN Number: UN 2800 Non-Spillable - Hazard Class 8.
• ActivFire Listed (afp3824). Conforms to IEC 60896-21:2004 and IEC 60896-22:2004.
• Our range of Powerhouse SLA batteries are from a quality supplier and are graded for use in UPS systems.
• We have found the quality of SLA batteries varies considerably between suppliers and often cheaper units have a shorter life span.

Specifications

General

• Dimensions: 90L x 70W x 107H mm (including tabs)
• Weight: 1.45kg

Capacity

• 20 Hour Rate (10.5V): 4.5Ah
• 10 hour Rate (10.5V): 4.2Ah
• 1 Hour Rate (9.60V): 2.95Ah

Capacity Affected by Temperature

• 40°C: 102%
• 25°C: 100%
• 0°C: 85%
• -15°C: 65%

Charging

• Internal Resistance: Approximately 45MΩ
• Float Charging Voltage: 13.6 - 13.8V @ 25°C (temperature compensation: -18mV/°C)
• Cyclic Charging Voltage: 14.50 - 15V @ 25°C (temperature compensation: -30mV/°C)
• Maximum Charging Current: 1.35A
• Maximum Discharging Current: 67.5A (5 sec.)
• Designed Floating Life: 5 years.