-
Trapped Pressure2100242
Specifications
GPM 8.0
Max PSI 4000
Inlet (2) 3/8" NPT
Outlet 3/8" NPT
Bypass (2) 3/8" NPT
Temperature 195° F
Ship Weight 2.0 lbs.
DetailsTrapped Pressure
-
Trapped pressure unloader valve with EZ Start2100242EZ
Specifications
GPM 8.0
Max PSI 4000
Inlet (2) 3/8" NPT-F
Outlet 3/8" NPT-F
Bypass (2) 3/8" NPT-F
Temperature 185° F
DetailsTrapped pressure unloader valve with EZ Start
-
Details -
Balanced relief valve/unloader with no check valvePLSR4HVNCV
Specifications
GPM 10.0
Rated PSI 2300
Max PSI 2600
Inlet (2) 3/8" BSP-F
Outlet (2) 3/8" BSP-F
Temperature 195° F
Ship Weight 1.0 lbs.
DetailsBalanced relief valve/unloader with no check valve
-
Balanced relief valve/unloader with no check valvePLSR4LVNCV
Specifications
GPM 10.0
Rated PSI 1450
Max PSI 1500
Inlet (2) 3/8" BSP-F
Outlet (2) 3/8" BSP-F
Temperature 195° F
Ship Weight 1.0 lbs.
DetailsBalanced relief valve/unloader with no check valve
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A complete kit to mount a PULSAR4KHPEZ trapped pressure unloader valve w/ EZ start.PMRPULSAR4KHPEZ
Specifications
GPM 10.5
Rated PSI 4050
Max PSI 4050
Inlet (2) 3/8" NPT-F
Outlet 3/8" NPT-F
Bypass (2) 3/8" NPT-F
Temperature 195° F
DetailsA complete kit to mount a PULSAR4KHPEZ trapped pressure unloader valve w/ EZ start.
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Trapped Pressure Unloader, Blue SpringPULSAR4HP
Specifications
GPM 10.5
Rated PSI 4050
Max PSI 4500
Inlet (2) 3/8" NPT-F
Outlet 3/8" NPT_F
Bypass (2) 3/8" NPT-F
Temperature 195° F
Ship Weight 1.6 lbs.
DetailsTrapped Pressure Unloader, Blue Spring
-
Details
-
Trapped Pressure Unloader, SS Inlet and OutletPULSAR4HPSM
Specifications
GPM 10.5
Rated PSI 4050
Max PSI 4500
Inlet (2) 3/8" NPT-F
Outlet 3/8" NPT-M
Bypass (2) 3/8" NPT-F
Temperature 195° F
Ship Weight 1.5 lbs.
DetailsTrapped Pressure Unloader, SS Inlet and Outlet
-
Trapped Pressure Unloader, Blue Spring, with Adjustment Knob
PULSAR4KHP
Specifications
GPM 10.5
Rated PSI 4050
Max PSI 4500
Inlet (2) 3/8" NPT-F
Outlet 3/8" NPT-F
Bypass (2) 3/8" NPT-F
Temperature 195° F
Ship Weight 1.7 lbs.
DetailsTrapped Pressure Unloader, Blue Spring, with Adjustment Knob
-
Trapped Pressure Unloader, With EZ Start and KnobPULSAR4KHPEZ
Specifications
GPM 10.5
Rated PSI 4050
Max PSI 4500
Inlet (2) 3/8" NPT-F
Outlet 3/8" NPT_F
Bypass (2) 3/8" NPT-F
Temperature 195° F
Ship Weight 1.7 lbs.
DetailsTrapped Pressure Unloader, With EZ Start and Knob
-
Trapped Pressure, With Microswitch - 16A Resistive Load, 6A Inductive Load and knobPULSAR4KHPMS
Specifications
GPM 10.5
Rated PSI 4050
Max PSI 4500
Inlet 3/8" NPT-F
Outlet 3/8" NPT-F
Bypass (2) 3/8" NPT-F
Temperature 195° F
Ship Weight 2.0 lbs.
DetailsTrapped Pressure, With Microswitch – 16A Resistive Load, 6A Inductive Load and knob
-
Trapped Pressure Unloader, With Stainless Steel Check Valve
PULSAR4KHPS
Specifications
GPM 10.5
Rated PSI 4050
Max PSI 4500
Inlet (2) 3/8" NPT-F
Outlet 3/8" NPT_F
Bypass (2) 3/8" NPT-F
Temperature 195° F
Ship Weight 1.6 lbs.
DetailsTrapped Pressure Unloader, With Stainless Steel Check Valve
-
Trapped pressure unloader with knob.PULSAR4KLP
Specifications
GPM 10.5
Rated PSI 2300
Max PSI 2600
Inlet (2) 3/8" NPT-F
Outlet 3/8" NPT_F
Bypass (2) 3/8" NPT-F
Temperature 195° F
Ship Weight 1.5 lbs.
DetailsTrapped pressure unloader with knob.
-
Trapped Pressure, With Microswitch - 16A Resistive Load, 6A Inductive Load and KnobPULSAR4KLPMS
Specifications
GPM 10.5
Rated PSI 2300
Max PSI 2600
Inlet 3/8" NPT-M
Outlet 3/8" NPT-M
Bypass (2) 3/8" NPT-F
Temperature 195° F
Ship Weight 2.0 lbs.
DetailsTrapped Pressure, With Microswitch – 16A Resistive Load, 6A Inductive Load and Knob
-
Trapped pressure unloaderPULSAR4LP
Specifications
GPM 10.5
Rated PSI 2300
Max PSI 2600
Inlet (2) 3/8" NPT-F
Outlet 3/8" NPT_F
Bypass (2) 3/8" NPT-F
Temperature 195° F
Ship Weight 1.5 lbs.
DetailsTrapped pressure unloader
-
316 Stainless Steel Pressure Trapping Unloader/RegulatorYU2122SS
Specifications
GPM 21.0
Max PSI 2200
Inlet 1/2" NPT
Outlet 1/2" NPT
Bypass 1/2" NPT
Ship Weight 3.1 lbs.
Details316 Stainless Steel Pressure Trapping Unloader/Regulator
-
Trapped pressure unloaderYU21235
Specifications
GPM 21.0
Rated PSI 2300
Max PSI 2600
Inlet (2) 1/2" NPT-F
Outlet 1/2" NPT-F
Bypass (2) 1/2" NPT-F
Temperature 200° F
Ship Weight 3.1 lbs.
DetailsTrapped pressure unloader
-
Trapped Pressure, Green SpringYU21405
Specifications
GPM 21.0
Rated PSI 4050
Max PSI 4500
Inlet (2) 1/2" NPT-F
Outlet 1/2" NPT-F
Bypass (2) 1/2" NPT-F
Temperature 200° F
Ship Weight 3.1 lbs.
DetailsTrapped Pressure, Green Spring
-
Trapped Pressure, Green Spring (features stainless steel outlet/bypass fittings)YU21405S
Specifications
GPM 21.0
Rated PSI 4050
Max PSI 4500
Inlet (2) 1/2" NPT-F
Outlet 1/2" NPT-F
Bypass (2) 1/2" NPT-F
Temperature 200° F
Ship Weight 3.1 lbs.
DetailsTrapped Pressure, Green Spring (features stainless steel outlet/bypass fittings)
-
Trapped Pressure, 303 Stainless SteelYU2158
Specifications
GPM 21.0
Rated PSI 5800
Max PSI 6500
Inlet (2) 1/2" NPT-F
Outlet 1/2" NPT-F
Bypass 1/2" NPT-F
Temperature 200° F
Ship Weight 4.0 lbs.
DetailsTrapped Pressure, 303 Stainless Steel
-
Trapped Pressure, No Check ValveYU2158NCV
Specifications
GPM 21.0
Max PSI 6500
Inlet (2) 1/2" NPT-F
Outlet 1/2" NPT-F
Bypass 1/2" NPT-F
Temperature 200° F
Ship Weight 4.0 lbs.
DetailsTrapped Pressure, No Check Valve
-
Includes Panel Mount FeatureYU3678
Specifications
GPM 8.0
Rated PSI 3200
Max PSI 3650
Inlet 3/8" NPT-F
Outlet 3/8" NPT-F
Bypass 3/8" NPT-F
Temperature 195° F
Ship Weight 2.5 lbs.
DetailsIncludes Panel Mount Feature
-
Includes Panel Mount Feature and Stainless Steel Check ValveYU3678MS
Specifications
GPM 8.0
Rated PSI 3200
Max PSI 3650
Inlet 3/8" NPT-F
Outlet 3/8" NPT-F
Bypass 3/8" NPT-F
Temperature 195° F
Ship Weight 2.5 lbs.
DetailsIncludes Panel Mount Feature and Stainless Steel Check Valve
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Trapped Pressure, With Black KnobYU4050K
Specifications
GPM 10.0
Rated PSI 4050
Max PSI 4500
Inlet 3/8" BSP-M
Outlet 3/8" BSP-F
Bypass 1-1/2" BSP-F
Temperature 195° F
Ship Weight 2.0 lbs.
DetailsTrapped Pressure, With Black Knob
-
Trapped Pressure, With Red KnobYU5075K
Specifications
GPM 10.0
Rated PSI 5075
Max PSI 5650
Inlet 3/8" BSP-M
Outlet 3/8" BSP-F
Bypass 1/2" BSP-F
Temperature 195° F
Ship Weight 2.0 lbs.
DetailsTrapped Pressure, With Red Knob
-
Premium Pressure-compensating Unloader min-max setting, Stainless Steel Check Valve, Brass KnobDetailsPremium Pressure-compensating Unloader min-max setting, Stainless Steel Check Valve, Brass Knob
-
Trapped Pressure, With 5 Amp Microswitch and Stainless Steel check ValveYU5075KMS
Specifications
GPM 10.0
Rated PSI 5075
Max PSI 5650
Inlet 3/8" BSP-M
Outlet 3/8" BSP-F
Bypass 3/8" BSP-F
Temperature 195° F
Ship Weight 2.0 lbs.
DetailsTrapped Pressure, With 5 Amp Microswitch and Stainless Steel check Valve
-
Trapped Pressure, With Red Knob
YU5075KS
Specifications
GPM 10.0
Rated PSI 5075
Max PSI 5650
Inlet 3/8" BSP-M
Outlet 3/8" BSP-F
Bypass 1/2" BSP-F
Temperature 195° F
Ship Weight 2.0 lbs.
DetailsTrapped Pressure, With Red Knob
-
Trapped pressure unloaderYU5221
Specifications
GPM 53.0
Rated PSI 2200
Max PSI 2450
Inlet 1" NPT-F
Outlet 1" NPT-F
Bypass 1" NPT-F
Temperature 200° F
Ship Weight 4.5 lbs.
DetailsTrapped pressure unloader
-
Trapped Pressure, 303 Stainless SteelYU5821
Specifications
GPM 21.0
Rated PSI 5800
Max PSI 6400
Inlet 1/2" BSP-F
Outlet 1/2" BSP-F
Bypass 1/2" BSP-F
Temperature 194° F
Ship Weight 2.2 lbs.
DetailsTrapped Pressure, 303 Stainless Steel
-
Trapped Pressure, 303 Stainless SteelYU7221
Specifications
GPM 21.0
Rated PSI 7250
Max PSI 8000
Inlet 1/2" BSP-F
Outlet 1/2" BSP-F
Bypass 1/2" BSP-F
Temperature 194° F
Ship Weight 2.3 lbs.
DetailsTrapped Pressure, 303 Stainless Steel
-
DetailsYUB21405
Specifications
GPM 21.0
Rated PSI 4050
Max PSI 4500
Inlet (2) 1/2" NPT-F
Outlet 1/2" NPT-F
Bypass 1/2" NPT-F
Temperature 200° F
Ship Weight 3.1 lbs.
-
Trapped Pressure, No Check ValveYUB21405NCV
Specifications
GPM 21.0
Max PSI 4050
Inlet (2) 1/2" NPT-F
Outlet (2) 1/2" NPT-F
Bypass 1/2" NPT-F
Temperature 200° F
Ship Weight 3.1 lbs.
DetailsTrapped Pressure, No Check Valve
-
Details -
Trapped Pressure, White SpringYUW21235
Specifications
GPM 21.0
Rated PSI 2300
Max PSI 2600
Inlet (2) 1/2" NPT-F
Outlet 1/2" NPT-F
Bypass 1/2" NPT-F
Temperature 200° F
Ship Weight 3.1 lbs.
DetailsTrapped Pressure, White Spring
-
Details -
Trapped Pressure Unloader for the 51 and 60 Series Pumps
YVB3KA
Specifications
GPM 6.5
Rated PSI 3200
Max PSI 3650
Inlet 3/8" BSP-M
Outlet 3/8" BSP-M
Bypass 3/8" BSP-F
Temperature 195° F
Ship Weight 1.0 lbs.
DetailsTrapped Pressure Unloader for the 51 and 60 Series Pumps
-
Trapped Pressure, No Check Valve
YVB3KA/NCV
Specifications
GPM 6.5
Max PSI 3650
Inlet 3/8" NPT-M
Outlet 3/8" NPT-M
Bypass 3/8" NPT-F
Temperature 195° F
Ship Weight 1.0 lbs.
DetailsTrapped Pressure, No Check Valve
-
Trapped Pressure Unloader for the 51 and 60 Series Pumps
YVB3KTT
Specifications
GPM 6.5
Rated PSI 3200
Max PSI 3650
Inlet 1/4" NPT-M
Outlet 3/8" NPT-M
Bypass 3/8" NPT-F
Temperature 195° F
Ship Weight 1.0 lbs.
DetailsTrapped Pressure Unloader for the 51 and 60 Series Pumps
-
Trapped Pressure, With Knob and 1.8 InjectorYVB3KTTI18
Specifications
GPM 6.5
Rated PSI 3200
Max PSI 3650
Inlet 1/4" NPT-M
Outlet 3/8" NPT-M
Bypass 3/8" NPT-F
Temperature 195° F
Ship Weight 1.25 lbs.
DetailsTrapped Pressure, With Knob and 1.8 Injector
-
Trapped Pressure with Knob and 2.1 MM InjectorYVB3KTTI21
Specifications
GPM 6.5
Rated PSI 3200
Max PSI 3650
Inlet 1/4" NPT-M
Outlet 3/8" NPT-M
Bypass 3/8" NPT-F
Temperature 195° F
Ship Weight 1.25 lbs.
DetailsTrapped Pressure with Knob and 2.1 MM Injector
-
Trapped Pressure, with Knob and 2.3 MM Injector
YVB3KTTI23
Specifications
GPM 6.5
Rated PSI 3200
Max PSI 3650
Inlet 1/4" NPT-M
Outlet 3/8" NPT-M
Bypass 3/8" NPT-F
Temperature 195° F
Ship Weight 1.25 lbs.
DetailsTrapped Pressure, with Knob and 2.3 MM Injector
-
Trapped Pressure, High Temperature BrassYVB4021HT
Specifications
GPM 21.0
Rated PSI 4050
Max PSI 4500
Inlet 1/2" NPT-F
Outlet 1/2" NPT-F
Bypass 1/2" NPT-F
Temperature 195° F
Ship Weight 2.4 lbs.
DetailsTrapped Pressure, High Temperature Brass
-
Trapped pressure unloaderYVB5121B
Specifications
GPM 21.0
Rated PSI 5100
Max PSI 5650
Inlet 1/2" NPT-F
Outlet 1/2" NPT-F
Bypass 1/2" NPT-F
Temperature 195° F
Ship Weight 2.5 lbs.
DetailsTrapped pressure unloader
-
Trapped Pressure, High Temperature BrassYVB5121HT
Specifications
GPM 21.0
Rated PSI 5100
Max PSI 5650
Inlet 1/2" NPT-F
Outlet 1/2" NPT-F
Bypass 1/2" NPT-F
Temperature 195° F
Ship Weight 2.4 lbs.
DetailsTrapped Pressure, High Temperature Brass
-
Trapped Pressure, AdjustableYVB5K
Specifications
GPM 8.0
Rated PSI 3200
Max PSI 3650
Inlet 3/8" BSP-M
Outlet 3/8" BSP-F
Bypass 3/8" BSP-F
Temperature 195° F
Ship Weight 1.2 lbs.
DetailsTrapped Pressure, Adjustable
-
DetailsYVB7K
Specifications
GPM 8.0
Rated PSI 3200
Max PSI 3650
Inlet 3/8" NPT-M
Outlet 3/8" NPT-F
Bypass 3/8" BSP-F
Temperature 195° F
Ship Weight 1.2 lbs.
-
Trapped Pressure, Includes 5 Amp MicroswitchYVB8KMS
Specifications
GPM 8.0
Rated PSI 3200
Max PSI 3650
Inlet 3/8" BSP-M
Outlet 3/8" BSP-F
Bypass 3/8" BSP-F
Temperature 195° F
Ship Weight 2.0 lbs.
DetailsTrapped Pressure, Includes 5 Amp Microswitch
-
DetailsYVB8KMS10
Specifications
GPM 8.0
Rated PSI 3200
Max PSI 3650
Inlet 3/8" BSP-F
Outlet 3/8" BSP-F
Bypass 3/8" BSP-F
Temperature 195° F
Ship Weight 2.0 lbs.
GPM Filter 5 – 9.99
-
Trapped Pressure, Includes Panel Mount Feature and 5 Amp Microswitch
YVB9KMS2
Specifications
GPM 8.0
Rated PSI 3200
Max PSI 3650
Inlet 3/8" BSP-F
Outlet 3/8" BSP-F
Bypass (2) 3/8" BSP-F
Temperature 195° F
Ship Weight 2.0 lbs.
DetailsTrapped Pressure, Includes Panel Mount Feature and 5 Amp Microswitch
-
Trapped Pressure, Includes Panel Mount Feature, 5 Amp Microswitch and Stainless Steel Check Valve
YVB9KMSS
Specifications
GPM 8.0
Rated PSI 3200
Max PSI 3650
Inlet 3/8" BSP-F
Outlet 1/2" BSP-M
Bypass 3/8" BSP-F
Temperature 195° F
Ship Weight 2.0 lbs.
DetailsTrapped Pressure, Includes Panel Mount Feature, 5 Amp Microswitch and Stainless Steel Check Valve
-
Direct Mount Unloader with Chemical Injector, Pressure Gauge and FilterZ0KR1
Specifications
GPM 2.1
Rated PSI 1000
Max PSI 1000
Inlet 1/2" NPT-M
Outlet M22
Hose Barb 1/4"
Temperature 165° F
Ship Weight 2.0 lbs.
DetailsDirect Mount Unloader with Chemical Injector, Pressure Gauge and Filter
-
Trapped Pressure UnloaderZH168
Specifications
GPM 21.1
Max PSI 2320
Inlet (2) 1/2" NPT-F
Outlet 1/2" NPT-F
Bypass 1/2" NPT-F
Temperature 185° F
Ship Weight 2.8 lbs.
DetailsTrapped Pressure Unloader
-
Trapped pressure unloader valve.ZH224
Specifications
GPM 10.5
Max PSI 2300
Inlet 3/8" NPT-F
Outlet 3/8" NPT-F
Bypass (2) 3/8" NPT-F
Temperature 194° F
Ship Weight 2.8 lbs.
DetailsTrapped pressure unloader valve.
-
Trapped pressure unloader valve, with knob.ZH224K
Specifications
GPM 10.5
Max PSI 2300
Inlet 3/8" NPT-F
Outlet 3/8" NPT-F
Bypass (2) 3/8" NPT-F
Temperature 194° F
Ship Weight 2.8 lbs.
DetailsTrapped pressure unloader valve, with knob.
-
Trapped Pressure UnloaderZH2820
Specifications
GPM Up to 52.8
Max PSI 4500
Inlet 1" NPT-F
Outlet 1" NPT-F
Bypass 1/2" NPT-F
Temperature 185° F
Ship Weight 4.4 lbs.
DetailsTrapped Pressure Unloader
-
Trapped Pressure UnloaderZH284
Specifications
GPM 10.5
Max PSI 4060
Inlet 3/8" NPT-F
Outlet 3/8" NPT-F
Bypass (2) 3/8" NPT-F
Temperature 194° F
Ship Weight 2.9 lbs.
DetailsTrapped Pressure Unloader
-
Trapped Pressure Unloader With KnobZH284K
Specifications
GPM 10.5
Max PSI 4060
Inlet 3/8" NPT-F
Outlet 3/8" NPT-F
Bypass (2) 3/8" NPT-F
Temperature 194° F
Ship Weight 2.9 lbs.
DetailsTrapped Pressure Unloader With Knob
-
Trapped Pressure UnloaderZH288
Specifications
GPM 21.1
Max PSI 4060
Inlet (2) 1/2" NPT-F
Outlet 1/2" NPT-F
Bypass 1/2" NPT-F
Temperature 185° F
Ship Weight 2.8 lbs.
DetailsTrapped Pressure Unloader
-
Trapped pressure unloader with knobZK4010
Specifications
GPM 10.5
Rated PSI 4000
Max PSI 4000
Inlet 3/8" BSP-F
Outlet 3/8" BSP-M
Bypass (2) 3/8" BSP-F
Temperature 185° F
Ship Weight 2.3 lbs.
DetailsTrapped pressure unloader with knob
-
Trapped PressureZK5813
Specifications
GPM 2.11 to 13.2
Max PSI 5800
Inlet 1/2" BSP-F
Outlet 1/2" BSP-M
Bypass (2) 1/2" BSP-M
Temperature 185° F
Ship Weight 6.2 lbs.
DetailsTrapped Pressure
-
Trapped PressureZKHM
Specifications
GPM 10.8
Max PSI 3000
Inlet 3/8" BSP-F
Outlet 1/4" BSP-F & 3/8" BSP-M
Bypass (2) 3/8" BSP-F
Temperature 185° F
Ship Weight 2.5 lbs.
DetailsTrapped Pressure
-
Trapped Pressure, Without Adjusting Knob
ZKHM1
Specifications
GPM 10.8
Max PSI 3000
Inlet 3/8" BSP-F
Outlet 1/4" BSP-F & 3/8" BSP-M
Bypass (2) 3/8" BSP-F
Temperature 185° F
Ship Weight 2.5 lbs.
DetailsTrapped Pressure, Without Adjusting Knob
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