This internal gear pump is a high quality unit, capable of lifting 15 feet and offers smooth, consistent flow. The GMC utilizes a type 2100 seal for sealing pressures up to 200 PSI and the GMS has a type 21 seal for sealing pressures up to 150 PSI. Units are available bare shaft, with 1.5 HP Totally Enclosed Fan cooled (TEFC) or with Explosion Proof motors.