Onyx Valve Company designs and manufactures:

  • Pinch valves from 1/2″ through 24″
  • Pneumatic actuators up to 30″ diameter
  • Pressure Isolator Rings from 1/2″ through 30″ diameter
  • Electro-Pneumatic positioners
  • Expansion Joints from 1″ through 24″
  • Electronic controls related to fluid handling applications

Manual Pinch Valves

Series CHP – Pre-Pinched, Enclosed  Construction, Hand Operated


Series CHR – Full Round, Enclosed Construction,  Hand Operated


Series DHC – Full Round, Dual Pinch, Enclosed  Construction, Hand Wheel Operated


Series DHO – Open Frame, Hand Wheel Operated


Series DHA – Full Round, Dual Pinch, Enclosed  Construction, Hand Operated

Automated / Control  Valves

Series DAC – Full  Round, Enclosed Construction, Air Operated, Dual Pinch on Center-Line

Series DAO – Open  Frame, Air Operated

Series CAR -Full Round, Enclosed  Construction, Air Operated

Series CAP –  Pre-Pinched, Enclosed Construction, Air Operated

Series GSF – Full Round, Direct Air Operated, Enclosed Construction

Series GSD – Full  Round, Direct Air Operated, Enclosed Construction

Series GSS – Full  Round, Direct Air Operated, Enclosed Construction

Series CER, CEP, DEC – Enclosed Construction, Electric Operated, in either Full Round or  Pre-Pinched Design

Actuator PFO & PFC – Pneumatic Fail Open and Pneumatic Fail Closed Actuators

Pressure Sensor/Pump Controls

Smart Box – The  Pre-Engineered Pump Protection Package

Pressure Isolator Ring – New Patented Design Assures Accuracy & Maintenance-Free Operation

Complete Seal Flush Kit

Replacement  Sleeves/Expansion Joints

Pinch  Valve Replacement Sleeves – Onyx Valve quality, competitive  pricing, and fast delivery on replacement sleeves for many other  brands of pinch valve.

Series  99 TUA – Twin Sphere Union Joint

Series  99 SFA – Single Sphere Expansion Joint

Series  99 TFA – Two Arch Expansion Joint

Type  Omega – Stainless Steel Flexible Connectors