INVESTORS RELATIONS & HALDEX INFORMATION Europe Login Products Services & Support Newsroom Contacts Fleets Home ProductsAir suspensionCOLAS Valve PRODUCTS Findex product catalogue Product literature Air disc brakes Actuators Brake adjusters Electronic Braking Systems Air suspension COLAS Valve ILAS Valve EGP Leveling Valve Air treatment Valves Grau COLAS Valve The COLAS® Valve can be used to manually raise and lower the deck height of commercial vehicles and trailers. The COLAS® Valve takes the place of current systems which require multiple components, fittings and plumbing. An optional automatic reset feature is available with the COLAS® Valve. This feature prevents an operator from moving a vehicle while the valve is in use. The COLAS® Valve will reset and allow normal operation of the air suspension system. COLAS® Hand Control Valve. Key benefits: High air flow for quick response Dead man´s function RoRo-function (Roll-on, Roll-off) RtR-function (automatic reset to ride height) Optional integration of test point (ISO 3583) Application in conjunction with both ABS & EBS. What sets us apart: Well proven and robust design. Industry Standard since many years. Variants: DIN Bayonet connection, flat contact, without solenoid Dual and Single circuit applications Optional integration of test point (ISO 3583). The COLAS® Valve can be used to manually raise and lower the deck height of commercial vehicles and trailers. Findex product catalogue The easy way to find your product Click here More info: COLAS Single installation guide COLAS Single technical information COLAS Dual installation guide ILAS-E+ installation guide ILAS-E+ technical information Haldex solutions for trucks, buses and trailers Quick links Haldex Group Findex Product Catalogue Trailer Application Guide Distributors & Service Centers Trainings Warranty Contact Haldex Europe SAS Phone: +33 3 88 68 22 00 Fax: +33 3 88 68 22 09 30, rue du Ried 67720 Weyersheim France Follow us © Haldex 2021 Legal Notice Cookies Privacy Policy