Motor Protectors

Otter Controls provides a wide variety of motor protectors to the automotive industry.
Otter has long established connections with the automotive industry when it comes to providing motor protection for various needs.

PB Series

PB Series The PB series is the world’s smallest high performance motor protector. The current and temperature sensing characteristics of the PB are tuneable to match the protection requirements of various intermittent and continuously rated 12V DC motors. The unique design gives an excellent on to off ratio resulting in reduced motor winding temperatures. The […]

PK Series

PK Series The PK series is the latest generation in high performance DC motor protectors, catering for trends in technical, quality & commercial requirements. The PK offers higher performance, at a lower cost, in a small package size, plus high contact force and clean switching action on both opening & closing. A full range of […]

G Series

G Series The G series is Otter Controls’ most versatile bimetal switch. The G Series is available in a wide range of formats such as thermostat, safety cut-out or DC motor protector and in many permutations of temperature setting, current sensitivity, cover and sealing options. The G series can be set to temperatures ranging from […]

DA Series

DA Series The DA series is a more compact version of the Q series. The DA series is an evolution of the well proven Otter Q Series offering the same excellent overcurrent and temperature protection for a wide range of 12 and 24 volt applications in a reduced package size. DA offers slightly larger and […]

Q Series

Q Series The Q series is a larger and well established motor protector. The Q series is larger & more robust than more recent generation motor protectors, with a greater contact gap on opening & closing, giving the Q capability to switch 16A in a 24V DC motor or 10(5)A at 250V AC. Suitable for […]

T Series

T Series The T series is our highest current 24V motor protector, capable of switching up to 25A at 24V and 100A at 12V. The T series is Otter Controls’ most robust and highest rated DC motor protector capable of switching up to 100A at 12V or 25A at 24V. A strong snap action and […]

Specifying a protector

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Brushcards

Motor Brushcard Manufacturing: OCI

Visit Otter Controls India to manufacture brushcards for your project