The Walchem EKC31R1-PE pump is now obsolete and the closest available model is the EWN-C31PEUR pump. For reference, the obsolete EKC31R1-PE specifications were:
Series: EK
Max Output: 4.3 GPH
Max Pressure: 50 PSI
Pump Head: GFRPP
Valve Seats: EPDM
Valve Balls: CE
Diaphragm: PTFE (+ EPDM Backer)
Gaskets: PTFE
Tubing: PE
Connection: 1/2
Electrical: 115 VAC, 50/60 Hz
Control Module: Digital Speed Control, Manual Stroke Adjustment, External Pulse & Stop Input
Average Power: 22 Watts
Weight: 14 lbs
Alternate Number: EKC31R1PE
However, the obsolete pump was IP67 rated and the new EWN pump is only IP65 rated.
Go to our EWN-C31PEUR page to view and/or purchase the new replacement pump.