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(888) 312-8812 Login SignupThe Newstar air brake emergency relay valve is designed to engage the air brakes in the event of a leak or sudden pressure loss between the truck and trailer. Its design and engineering matches original equipment specifications.
| Control Port | 3/8" IN |
| Crack Pressure | 4.5 PSI |
| Delivery Port | (4) 3/8" IN |
| Notes | Includes Ratio Feature |
| Replacement For | Sealco |
| RESERVOIR | 3/4" IN |
| Style | Charging |
| Supply/Emergency | 3/8" IN |
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