Atem Power 12V 135Ah AGM Deep Cycle Battery Portable + 12V Battery Box Type C



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The ATEM POWER AGM battery, which has built-in pure lead grip and AGM separator for enhanced conductivity and electrolyte absorption and effective charge keeping, is all weather- and temperature-resistant, and this battery is also designed for a more efficient discharge recovery. Faster recharging technology and battery protection deliver reliable performance. The sealed structure, copper alloy terminals and factory sealed lid allow no leakage of any caustic chemicals, and ABS intrusion-safe body and heavy-duty posts ensure reliable performance against any drastic vibrations shocks or outer wreckage. This maintenance-free battery can be mounted in various positions, and also features longer shelf-life and excellent water retention performance. Its built-in strap offers excellent carrying experience. It emits steady 12V to power most motors, tractors and boats,etc. With ATEM POWER, you are fully equipped to rediscover the fun of off-road.
  • Anti-Leakage Construction: Sealed structure, ABS intrusion-safe body and factory sealed lid ensure no leakage of any caustic materials.
  • Weather & Temperature Resistant: All-weatherproof and able to work at temperatures down to -40 degrees Fahrenheit.
  • Reliable Performance: Vibration and shockproof design and the ability to offer cranking to motors and work at temperatures down to -40 degrees Fahrenheit.
  • Optimal Recovery Performance: The incorporation of high oxygen recombination tech ensures there is no loss of electrolyte for more efficient recovery.
  • Faster Recharge: Our batteries recharge up to 5 times faster than flooded batteries, so you can enjoy the convenience of a battery that's always ready to go.
  • Maintenance Free: Low self-discharge, less prone to sulfation and excellent water retention performance guarantee free maintenance.
  • Longer Lifespan: This Deep Cycle Battery is low self-discharge, less prone to sulfation and excellent water retention which can be kept out of operation for a much longer period while preserving the perfect conductivity.
  • Universal Application: Ready to power most 4wd vehicles, caravans, trailers, saltwater/marine applications, and 12V appliances.
  • User Friendly Design: Built-in straps offer excellent carrying and mounting experience and ensure convenience during daily use.
135AH Battery
Rated capacity (10 hour rate):135Ah
Nominal voltage:12V
Float charge (Constant Voltage):Voltage: 13.5 - 13.8V at 25°C (77°F)
Cycle Charge (Constant Voltage):Initial Charging Current less than 25A | Voltage 14.4-15.0V at 25°C (77°F)
Max Initial Current:Less than 33.75A
Max discharge current:600A (5s) at 25°C (77°F)
Self-discharge capacity:3 Months = 91% | >6 Months = 82% | >12 Months = 64%
Capacity affected by temperature:40°C = 102% | 25°C = 100% | 0°C = 85% | -15°C = 65
Internal Resistance:Approx. 6.0mΩ
Package Dimensions:385x220x270mm
Package Weight:27.85kg
Battery Box
Input voltage:12-24 V DC
Anderson Plugs:50A
Type C Included:Yes
CIG Socket:12V
Circuit Breaker:10A
QC 3.0:5V3.1A/7V2.4A/9V2A/12V1.5A
Internal Size:39 x 17 x 20cm
Package Dimensions:465x290cmx250mm
Package Weight:2kg
  • 1 x AGM Battery
  • 1 x ATEM POWER Battery Box
  • 1 x Fastening Strap For Battery Box
  • 1 x Internal Bracket For Battery Box
  • Accessories For Battery Box

1 Year Warranty For AGM Battery
2 Years Warranty For Battery Box

Delivery :

  • Please note that deliver to PO BOX address is available for products below 22kg and 1M length. Please make sure you have provided a correct physical address during checkout on products of excessive size.
  • Our shipping system cannot accept order changes or cancellation after payment is made. You can follow our return policy for more information.
  • To aid in smooth and speed of delivery, ensure your address is correct during the checkout. With correct information provided, your order is dispatched within 1 business day. Any changes to address after payment made will not be considered.
  • Please allow 2 to 12 business days for product to arrive. We highly recommend to provide an answerable contact number and email address as we do make call to follow up item delivery status.
  • Your item will be sent via Australia Post or courier depending on its size and weight.

Australia Post :

  • You will receive a notification email along with a tracking number.
  • If you are not at home during normal business hours (9am – 5pm), you will receive a card indicating the item is required to be picked up from a local depot. A signature is required for collection with a valid photo ID.
  • A re-delivery fee will be charged to you for items that are returned to our warehouse due to incorrect address or failure to collect from local depot.

Courier :

  • Delivery is not available on weekends, public holidays or after business hours.
  • Please note a re-delivery fee will be charged to you for items that are returned due to incorrect address or failure to collect from local depot.
  • We aid to provide door to door delivery for every customer. However, buyers in remote areas may be required to collect item from their nearest freight depot. Please ensure if you have any questions about the re-delivery service, we are always here to back you up.

Pickup :

Please note Pickup is available only for unpaid orders


Collection required within 3 business days of stock being available.



We provide free delivery for most metropolitan areas in Australia, but there may be additional delivery costs associated to some areas. 

Any delivery charges for your order will be shown once your postcode is entered during the checkout process.

To view the list of non-free shipping delivery postcodes , please check the table below/












4421,4450-4499, 4680, 4700-4805, 9920-9959


4806-4899, 4900-4999, 9960-9999