Unloader valves

3/8"F in and out. 1/4"F bypass and gauge connection. Max pressure 250bar, Max temp 80deg C, Max flow 35l/min.

Part No - WS715

3/8"F in and out. 1/4"F bypass and gauge connection. Max pressure 250bar, Max temp 80deg C, Max flow 30 l/min.

Part No - WS715

3/8"F in and out. 1/4"F bypass and gauge connection. Max pressure 250bar, Max temp 80deg C, Max flow 30 l/min.

Part No - WS717

Rated at 250 bar - 30 Lpm

3/8"F in, out and by-pass

1/4F gauge port

Part No - WS1018

Interpump unloader valve, fits directly onto one side of the head and returns the by-pass water within the pump head. Includes chemical injector.

Fits 51 series pumps including WW90, WW93, WW94, WW95, W1507, W1208, W1210.

W1.0 for pump flow rates 8-11 lts min

W1.1 for pump flow rate 12-15 lts min

Part No - WS718

As above but fits 50 series pumps including W70, W72, W73, W91, W98, W99, WS137, WS149

W1L.0 for pump flow rates 8-11 lts min

W1L.1 for pump flow rate 12-15 lts min

Part No - WS747

Interpump unloader valve, fits directly onto one side of the head and returns the by-pass water within the pump head. Includes chemical injector.

Fits 44, 50, 52 & 63 series pumps including W72, W73, W112, W140, W150, W154, WW141, WW161, WW209, WW935, WW944, WW961, WW962, WW965, also EL, EH, HT and UH pumps

W2.1 for 11-15 lts min

W2.2 for 16-21 lts min

Part No - WS719

As above but fits 47 series pumps including WS82, WS92, WS101, WS132, WS102, W151, WS151, WS171, W162, WS162, WS201, W201, WS202, W928

W2L.1 for 11-15 lts min

W2L.2 for 16-21 lts min

Part No - WS748

VB75 control set, will fit directly to one side of the head and returns the by-pass water within the pump head.

Fits 44, 50, 52 & 63 series pumps including W72, W73, W112, W140, W150, W154, WW141, WW161, WW209, WW935, WW944, WW961, WW962, WW965, also EL, EH, HT and UH pumps

Part No - WS992

3/8" F inlet, 1/2" outlet, 1/2"F to 3/4" M by-pass, 1/4" F gauge connection.

Max pressure 100bar, max temp 80deg C.

K3.0 flow rate = 8-11 ltrs/min, other models for different flow rates available below

Part No - WS938

3/8" F inlet, 1/2" outlet, 1/2"F to 3/4" M by-pass, 1/4" F gauge connection.

Max pressure 200bar, max temp 80deg C.

K5.0 flow rate = 8-11 ltrs/min, other models for different flow rates available below

Part No - WS941

3/8" F inlet, 3/8"M outlet, 3/8"F by-pass, 1/4" F gauge connection.

Max pressure 200bar, max temp 80deg C.

K7.0 flow rate = 8-11 ltrs/min, other models for different flow rates available below

Part No - WS945