
Products / Actuators / Kosaplus
Valve Actuators & Position Indicators
The Kosaplus range of valve automation products — KE series electric quarter-turn actuators for on-off and modulating service, AD scotch yoke pneumatic actuators for high-torque heavy-duty automation, and KLS explosion-proof valve position indicators. ISO 5211 mounting, IP67/IP68 protection and IECEx/KCs certification for process, oil & gas and marine applications.
Valvenok supplies a comprehensive range of industrial, marine and instrumentation valves engineered for demanding service conditions across oil & gas, petrochemical, power generation and marine industries. From API-rated process isolation valves to class society approved marine valves and precision SS316 instrumentation valves — every product built for leak-tight, reliable performance.


KE Series Electric Actuator
Kosaplus compact electric quarter-turn actuators engineered for precise on-off and modulating valve automation. Robust construction with integrated control electronics for direct valve mounting across process plant and industrial service.
Quarter-Turn
On-Off & Modulating
Compact Design
Direct Valve Mount
Integrated Electronics


AD Scotch Yoke Pneumatic Actuator
Scotch yoke pneumatic actuators engineered for high-torque quarter-turn valve automation. Symmetric and canted yoke designs deliver superior breakaway torque for heavy-duty oil & gas, pipeline and offshore applications.
Scotch Yoke
High Torque
Double Acting & Spring Return
90° Rotation


KLS Valve Position Indicator
The KLS series from Kosaplus are valve position indicators that detect fully open/closed valve status and transmit it to the control system. Rugged aluminium die-cast housing with IP67/IP68 protection, IECEx and KCs explosion-proof certification, and a quick-set dual cam mechanism. Available in mechanical SPDT and proximity switch variants (PNP, NPN, 2-wire, P&F, SOLDO).
IP67 / IP68
IECEx Certified
KCs Explosion Proof
2 × SPDT Mechanical or Proximity
3-Way Visual Indicator
ALDC12 / SUS304 / SUS316L Body
ISO 5211
Mounting Standard
IP67 / IP68
Ingress Protection
IECEx / KCs
Hazardous Area
Electric · Pneumatic · Switch
Product Range
Kosaplus
Manufacturer