Rutland AGM Spare Battery 12V The Rutland AGM Spare Battery 12V is a reliable replacement battery designed to provide dependable power for electric fence energisers and related equipment. Built using AGM (Absorbent Glass Mat) technology , this battery offers strong performance, low maintenance, and long service life for agricultural and outdoor applications. The Rutland AGM Spare Battery 12V is ideal for use in solar-powered fence systems and battery-operated energisers where consistent and reliable power is essential. AGM batteries are designed to be sealed and maintenance-free , eliminating the need for regular topping up while providing safe and stable operation. Thanks to AGM construction, the electrolyte is absorbed within a glass mat separator, reducing the risk of leakage and improving resistance to vibration and movement. This makes the Rutland AGM Spare Battery 12V (7Ah or 12Ah) particularly suitable for outdoor installations where equipment may be exposed to movement, temperature changes, or rough handling. Available in two capacity options – 7Ah or 12Ah , the Rutland AGM Spare Battery 12V allows users to choose the battery size that best matches their energiser or solar