Powerhouse 12V 7.2Ah Sealed Lead Acid (SLA) Gel Battery – F1 4.8mm
High-Capacity Backup Battery for NBN, UPS, Alarms & Communications Systems
The Most Common & Trusted SLA Battery Size
The Powerhouse 12V 7.2Ah SLA Gel Battery is one of the most widely used sealed lead-acid batteries on the market. It’s a reliable power solution for NBN connection boxes, UPS systems, alarm panels, communications equipment, and emergency backup systems.
Designed with fully sealed gel cells, this battery is non-spillable, maintenance-free, and safe for indoor installation when properly ventilated. Fitted with 4.8mm (F1) spade terminals, it allows quick and easy user replacement in most compatible devices.
Key Features
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12V 7.2Ah Capacity – Ideal for high-demand standby and backup applications
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Sealed Lead Acid (Gel) Technology – Maintenance-free, leak-proof operation
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F1 4.8mm Spade Terminals – Industry-standard size for easy replacement
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UPS-Grade Cells – Selected for reliability and long service life
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ActivFire Listed (afp3824) – Approved for compliant fire and safety systems
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IEC Compliant – Meets IEC 60896-21 & IEC 60896-22 standards
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UN 2800 Rated – Non-spillable, Hazard Class 8
⚠️ Important: Temperatures above 65°C can affect the ABS housing. Ensure good ventilation and do not install in engine bays.
Ideal Applications
- NBN backup battery replacements
- UPS (Uninterruptible Power Supply) systems
- Alarm and security systems
- Communications and networking equipment
- Emergency lighting
- Fire panels and safety systems
Technical Specifications
General
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Nominal Voltage: 12V
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Weight: 2.2kg
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Dimensions: 151(L) × 65(W) × 100(H) mm (including terminals)
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Terminal Type: F1 / 4.8mm spade
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Container Material: ABS
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Designed Floating Life: 5 years
Capacity Ratings
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20 Hour Rate (10.5V): 7.2Ah
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10 Hour Rate (10.5V): 6.7Ah
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1 Hour Rate (9.6V): 4.67Ah
Capacity vs Temperature
- 40°C: 102%
- 25°C: 100%
- 0°C: 85%
- –15°C: 65%
Charging & Electrical
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Internal Resistance: <25mΩ
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Float Charge Voltage: 13.6–13.8V @ 25°C
- Temperature compensation: –18mV/°C
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Cyclic Charge Voltage: 14.5–15.0V @ 25°C
- Temperature compensation: –30mV/°C
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Max Charge Current: 2.16A
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Max Discharge Current: 108A (5 seconds)
Why Choose Powerhouse SLA Batteries?
Powerhouse SLA batteries are sourced from quality manufacturers and graded for UPS and critical backup applications, where reliability is essential. Compared to cheaper alternatives, they offer better consistency, longer service life, and dependable performance—making them the smart choice for essential power systems.
