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STANDBY BATTERIES + UPS

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Discover New Zealand’s most reliable range of compact Sealed Lead Acid (SLA), AGM, and Gel-type batteries up to 33Ah. Backed by over two decades of industry experience and nearly 20 years in business, The Battery Cell delivers premium standby power at great prices. Whether it is for a home alarm, UPS system, or a recreational toy, we strictly stock high-integrity products. Because as we always say: “The longer you get out of our batteries, the happier you are... and the happier we are.” Order online for nationwide NZ delivery or visit our Seaview showroom today!

Sealed Lead Acid (SLA), UPS & Standby Batteries (Up to 33Ah) - Versatile Power for Alarms, Backup Systems & Recreation

These highly durable, spill-proof dry-cell batteries are engineered for a massive variety of everyday applications. If you need robust, compact power, this category has you covered:

  • Critical Systems: Home and business security alarms, medical equipment, and uninterrupted power supplies (UPS backup).
  • Outdoor & Sporting: Golf trundlers, bait boat long-lines, duck decoys, PA systems, and pond aerators.
  • Leisure & Electric Drive: Kids' ride-on toys, small electric motors, and lightweight fishing setups.

Need serious capacity over 33Ah? Please check out our dedicated Heavy-Duty Deep Cycle Batteries section for larger power banks.

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  • 12.8V 9.0Ah Lithium Battery -LiFePO4 -12v 9ah
    12.8V 9.0Ah Rechargeable Lithium Iron Phosphate Battery
    With 3.2V per cell the Lithium Iron Phospha...
    TBCSNL12V9-SP
    NZ$ 249.00
    In Stock
    back orders accepted 5-10 business days ETA
  • 6V 4ah AGM BATTERY SLA, VRLA, sealed
    6v 4ah AGM Battery
    SLA = Sealed Lead Acid
    VLRA = Valve Regulated
    AGM = Absorbed Glass Matt ('Ge...
    TBCRM64
    NZ$ 31.00
    In Stock
  • 6v 4.5Ah AGM Battery
    6v 4.5ah AGM Battery
    VOLT: 6v
    CAPACITY: 4.5Ah
    TERMINAL: F1
    LENGTH: 70mm
    WIDTH: 47mm
    HEIGHT: 10...
    VCP6045
    NZ$ 35.00 each
    In Stock
  • 6V 7.2Ah AGM SLA, VRLA, sealed
    6v 7.2ah AGM Battery
    SLA = Sealed Lead Acid
    VLRA = Valve Regulated
    AGM = Absorbed Glass Matt ('...
    TBCRM67.2
    NZ$ 59.00
    In Stock
  • 6V 12Ah AGM Battery
    6V 12Ah AGM BATTERY
    VOLT: 6, CAPACITY: 12Ah, TERMINAL: F1
    LENGTH: 151.2mm, WIDTH: 50.1mm, HEIGHT: ...
    VCP6120
    NZ$ 49.00 each
    In Stock
  • 12v 1.2Ah AGM Battery
    12v 1.2ah AGM Battery
    VOLT: 12, CAPACITY: 1.2Ah
    TERMINAL: F1
    LENGTH: 97mm, WIDTH: 43mm, HEIGHT: 5...
    VCP120012
    NZ$ 50.00 each
    In Stock
  • 12V 1.3ah AGM BATTERY, SLA, VRLA, sealed
    12V 1.3ah AGM Battery RM12-1.3
    SLA = Sealed Lead Acid
    VLRA = Valve Regulated
    AGM = Absorbed Gla...
    TBCRM121.3
    NZ$ 47.00
    In Stock
  • 12V 2.3ah AGM BATTERY, SLA, VRLA, sealed
    12v 2.3ah AGM Battery
    SLA = Sealed Lead Acid
    VLRA = Valve Regulated
    AGM = Absorbed Glass Matt (...
    TBCRM122.3
    NZ$ 59.00
    In Stock
  • 12v 2.3Ah AGM Battery
    12v 2.3ah AGM Battery
    VOLT: 12, CAPACITY: 2.3Ah
    TERMINAL: F1
    LENGTH: 178mm, WIDTH: 35mm, HEIGHT: ...
    VCP120023
    NZ$ 50.00 each
    In Stock
  • 12V 2.9Ah AGM Battery
    12v 2.9ah AGM Battery
    VOLT: 12v, CAPACITY: 2.9Ah
    TERMINAL: F1
    LENGTH: 79mm, WIDTH: 56mm, HEIGHT: ...
    VCP120029
    NZ$ 50.00 each
    In Stock
  • 12V 2.9ah AGM BATTERY SLA, VRLA, sealed
    12v 2.9ah AGM Battery
    SLA = Sealed Lead Acid
    VLRA = Valve Regulated
    AGM = Absorbed Glass Matt (...
    TBCRM122.9
    NZ$ 51.00
    In Stock
  • 12v 3.2Ah AGM Battery
    12v 3.2ah AGM Battery
    Length(mm) 134, Width(mm) 67, Height(mm) 61, Total Height(mm) 67
    Weight(Kg) ...
    VCP120032
    NZ$ 52.00 each
    In Stock
  • 12V 3.2ah AGM BATTERY SLA, VRLA, sealed
    12v 3.2ah AGM Battery
    SLA = Sealed Lead Acid
    VLRA = Valve Regulated
    AGM = Absorbed Glass Matt (...
    TBCRM123.2
    NZ$ 63.00
    In Stock
  • 12v 5Ah AGM Battery
    12v 5ah AGM Battery
    VOLT: 12v
    CAPACITY: 5Ah
    TERMINAL: F2
    LENGTH: 90mm, WIDTH: 70mm, HEIGHT: 107m...
    VCP120050
    NZ$ 55.00 each
    In Stock
  • 12V 5ah AGM BATTERY SLA, VRLA, sealed
    12v 5ah AGM Battery
    SLA = Sealed Lead Acid
    VLRA = Valve Regulated
    AGM = Absorbed Glass Matt ('G...
    TBCRM12-5
    NZ$ 53.00
    In Stock
  • 12V 5ah AGM BATTERY SLA, VRLA, sealed
    12v 5ah AGM Battery
    SLA = Sealed Lead Acid
    VLRA = Valve Regulated
    AGM = Absorbed Glass Matt ('G...
    TBCRM125W
    NZ$ 53.00
    In Stock
  • 12v 7.5Ah (20hr) AGM SLA Battery
    12v 7.5Ah (20hr) AGM SLA Battery
    Voltage: 12
    Capacity 7.50 Ah (20hr rate) 7.20 Ah (10hr rate)
    Len...
    TBCRM12-7.5
    NZ$ 57.00
    Out Of Stock
    Out Of Stock
  • 12V 10ah AGM BATTERY SLA, VRLA, sealed
    12 volt 10ah AGM Battery
    SLA = Sealed Lead Acid
    VLRA = Valve Regulated
    AGM = Absorbed Glass Mat...
    TBCRM1210W
    NZ$ 118.00
    In Stock
  • 12V 24Ah AGM Battery
    12V 24Ah AGM Battery
    VOLT: 12v, CAPACITY: 24Ah, TERMINAL: F3
    LENGTH: 166mm, WIDTH: 175mm, HEIGHT: ...
    VCP120240
    NZ$ 179.00 each
    In Stock
  • 12V 26ah AGM BATTERY SLA, VRLA, sealed
    12V 26ah AGM Battery
    SLA = Sealed Lead Acid
    VLRA = Valve Regulated
    AGM = Absorbed Glass Matt ('...
    TBCRM1226DC
    NZ$ 210.00
    In Stock
  • 12v 28a/h AGM Battery, SLA, VRLA, sealed
    12v 28a/h AGM Battery
    Height 125 mm, Length 166 mm, Width 175 mm
    Voltage 12v
    A/Hrs 28
    MANY DIFFE...
    TBCRM1228S
    NZ$ 260.00
    In Stock

The Science of Small SLA Chemistry: AGM vs. Gel-Type Batteries

When buying a battery up to 33Ah, understanding the internal chemistry is the key to maximizing its life. At The Battery Cell, we don't just sell boxes of lead—we match the exact technology to your application so you get maximum performance time and time again.

1. AGM (Absorbed Glass Mat) Technology

Most modern standby and alarm batteries utilize AGM (Dry-Cell) technology. Inside these batteries, the liquid acid electrolyte is completely absorbed into specialized fiberglass mat separators clamped between the lead plates.

  • Why it matters: They are entirely spill-proof, maintenance-free, and can be mounted on their side without leaking.
  • Best for: UPS systems, burglar alarms, and high-rate discharge bursts like starting small electric engines. They offer exceptionally low internal resistance, meaning they take a charge quickly and deliver power instantly when called upon.

2. Gel-Type Chemistry

True Gel batteries take a completely different chemical path. Instead of liquid or a glass mat, the electrolyte is mixed with silica fume to turn the acid into a thick, immobile gel paste.

  • Why it matters: The thick gel protects the internal lead plates from degrading during slow, deep discharging cycles. They handle heat much better than standard SLA batteries and have a highly robust physical structure.
  • Best for: Cyclic applications where the battery is repeatedly run flat and recharged, such as golf trundlers, continuous pond aerators, and active outdoor gear.

YES -we are that same awesome Battery Supplier that used to be on The Esplanade!

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