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WARRENDER, LTD. (previously known as WARRENDER-Caster Pumps Division) has over 30 years of experience in producing and applying sealless magnetic (mag-drive) pumps. WARRENDER, LTD. continues to provide problem solving pump technology for thousands of customers in an expansive array of sealless magnetic (mag-drive) pump applications in both the latest WARRENDER designs and earlier Caster Pump configurations. WARRENDER, LTD. sealless magnetic (mag-drive) pumps typically solve the most challenging pumping problems with reliable and cost effective solutions. WARRENDER sealless magnetic (mag-drive) pumps are engineered to perform reliably under the arduous conditions where ordinary pumps fail.

WARRENDER’s comprehensive range of sealless magnetic (mag-drive) pumps encompass the latest technology, and the earlier generation Caster Pumps. The updated WARRENDER designs and previous Caster Pump models have excelled in highly demanding applications. Critical spare parts are available for both designs. Thousands of WARRENDER and Caster Pumps Division sealless magnetic (mag-drive) pumps are currently in service worldwide, providing trouble-free performance in a wide range of industries.

The latest WARRENDER sealless magnetic (mag-drive) pump designs of 20 different series (over 250 basic models) replace earlier Caster Pumps Division configurations (e.g., MCA, MCH, MC-SP, MTA, MT, MT-SP, MPA, MP). These designs include the WMCA alloy centrifugal ISO-2858, API-685, ANSI-B73.1, WMTA alloy regenerative turbine, WMRA alloy rotary vane, WMCP thermoplastic centrifugal, WMTP thermoplastic regenerative turbine, and WMRP thermoplastic rotary vane. WARRENDER, LTD allows for an easy transition from earlier Caster Pump designs to our new seal-less magnetic pump designs.
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