Description
Trailer Valve
Part no. KN26020
Item status Active
Product line Haldex
RT4 Multi-Function
- Meets all FMVSS-121 trailer requirements for spring brake control and other regulations from October 1992 to present..
- Interchangeable with competitive units.
- Used on trailers to control both parking and emergency brake functions.
- Controls reservoir charging.
- Applies emergency (parking) brakes upon loss of trailer supply (emergency) line pressure.
TECHNICAL SPECS
| Trailer Supply (A) | Plugged |
| Trailer Supply (B) | 3/8" |
| Trailer Control | 3/8" |
| Reservoir (A) | 1/2" |
| Reservoir (B) | 3/8" |
| Delivery (4) | 3/8" |
| PPV Closing Pressure | 70 PSI |
| OEM Part Number | N4305A |
Warranty Information
Manufacturer's Waranty
