Pilot-to-open Check Cartridges
+Product Overview

Sun Hydraulics' pilot-to-open check cartridges are non-modulating, on-off devices used for holding a load or actuator in position. Sun pilot-to-open check cartridges can be directly integrated into your actuator or applied using manifolds with many mounting options.

995-c-new
  • Offer protection against hose breaks
  • Positively lock pressurized loads
  • Are available in non-vented (3-port) and vented (3- and 4-port) versions
  • Are physically interchangeable with counterbalance cartridges (same number of ports, same cavities, same flow path for a given frame size).
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24 Matching Models
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Symbol Description Model Capacity Cavity
 
Pilot-to-open check valve with standard pilot Pilot-to-open check valve with standard pilot CKBB 7.5 gpm30 L/min. T-163A
CKCB 15 gpm60 L/min. T-11A
CKEB 30 gpm120 L/min. T-2A
CKGB 60 gpm240 L/min. T-17A
CKIB 120 gpm480 L/min. T-19A
 
Flush mount pilot-to-open check valve with sealed pilot Flush mount pilot-to-open check valve with sealed pilot CKBG 7.5 gpm30 L/min. T-163A
 
Pilot-to-open check valve with sealed pilot Pilot-to-open check valve with sealed pilot CKBD 7.5 gpm30 L/min. T-163A
CKCD 15 gpm60 L/min. T-11A
CKED 30 gpm120 L/min. T-2A
CKGD 60 gpm240 L/min. T-17A
CKID 120 gpm480 L/min. T-19A
 
Vented pilot-to-open check valve Vented pilot-to-open check valve CVCV 15 gpm60 L/min. T-21A
CVEV 30 gpm120 L/min. T-22A
CVGV 60 gpm240 L/min. T-23A
CVIV 120 gpm480 L/min. T-24A
 
Pilot-to-open check valve with bypass orifice Pilot-to-open check valve with bypass orifice CNCE 15 gpm60 L/min. T-11A
CNEE 30 gpm120 L/min. T-2A
CNGE 60 gpm240 L/min. T-17A
 
Vented pilot-to-open check valve - atmospherically referenced Vented pilot-to-open check valve - atmospherically referenced CKCV 15 gpm60 L/min. T-11A
CKEV 30 gpm120 L/min. T-2A
CKGV 60 gpm240 L/min. T-17A
CKIV 120 gpm480 L/min. T-19A
 
5:1 pilot ratio, pilot-to-open check valve with sealed pilot 5:1 pilot ratio, pilot-to-open check valve with sealed pilot CKCS 15 gpm60 L/min. T-11A
 
5:1 pilot ratio, pilot-to-open check valve with standard pilot 5:1 pilot ratio, pilot-to-open check valve with standard pilot CKCR 15 gpm60 L/min. T-11A
 
Symbol Description Model Capacity Cavity
 
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QuickSelect™ LoadHolding Selector

Sun's new QuickSelect LoadHolding™ selector tool makes choosing your next load-holding valve a lot easier. Rather than trying to guess which valves might work, just answer a few questions about your application, and the tool will narrow your options from 184 load-holding valves down to a handful of suitable options, arranging your results by stability and efficiency.

Don't take a chance on your next load-holding valve.  Try our new QuickSelect LoadHolding selector tool.