Giantz 12V 50Ah AGM deep-cycle battery with a compact footprint, carry handle and bolt-down terminals. It is intended for suitably matched caravan, camping, marine, 4WD auxiliary and solar-storage systems—not every 12V appliance automatically.

Key Specifications

• Nominal voltage: 12V
• Rated capacity: 50Ah at the 10-hour rate
• Battery type: sealed AGM deep cycle
• Overall dimensions: 19.5 × 13 × 17cm
• Approximate weight: 10kg
• Container material: ABS
• Terminals: bolt-down
• Internal resistance: approximately 7.6mΩ
• Maximum discharge current: 660A for 5 seconds
• Maximum charge current: 13.8A
• Self-discharge: listed at approximately 3% per month at 25°C
• Warranty: 12 months

Manufacturer-Listed Charging Data

• Float charge: 13.5–13.8V
• Equalise charge: 13.8–14.1V
• Cycle charge: 14.4–15.0V

Use a charger or controller with a compatible AGM profile and remain within the stated maximum charge current. Confirm settings against the supplied instructions before charging.

Runtime and Load Planning

A 12V 50Ah battery contains approximately 600Wh of nominal energy. Actual usable energy is lower and varies with load, discharge rate, temperature, battery condition and the manufacturer’s depth-of-discharge guidance. It can support compatible 12V fridges, lighting, pumps and electronics when their measured energy demand suits the battery and charging available.

The 660A specification is a five-second maximum discharge figure, not a continuous current rating. Do not use it to size an inverter or continuous load. Confirm continuous-current suitability, cabling and fusing for the intended application.

Operating Temperatures

• Discharge: -15°C to 50°C
• Charge: -20°C to 50°C
• Storage: -20°C to 50°C

Capacity reduces at low temperature. The manufacturer lists approximately 85% capacity at 0°C and 65% at -15°C compared with the 25°C reference.

Package Contents

• One Giantz 50Ah AGM deep-cycle battery
• User instructions

Compare the Giantz 75Ah AGM battery for more nominal storage, or browse all AGM deep-cycle batteries. Complete a touring system with a compatible DC-DC charger or MPPT solar controller.

Frequently Asked Questions

Is this battery suitable for solar charging?

Yes, when connected through a compatible solar charge controller configured for AGM charging and within the battery’s charge-current limits.

Can it run an inverter?

Possibly, but capacity alone does not confirm suitability. Check the inverter’s continuous DC demand, appliance surge, the battery’s continuous discharge capability, cable size and fuse rating.