Description
110800 | SPRING BRAKE CONTROL VALVE
PART NUMBER(S):
Fleet Products: 110800 (New) | OE: Sealco 110800, Haldex 110800X, Meritor RSL110800
DESCRIPTION:
Model: Spring Brake Priority Control Valve with Relay Feature
Vehicles: Tandem and tridem axle trailers with spring brake chambers (2800 cu in jumbo and/or 1400 cu in reservoirs)
• Supply Port: 3/8" NPT
• Control Port: 3/8" NPT
• Reservoir Port: 1/2" NPT
• Delivery Ports: 3/8" NPT (x4)
• Valve Type: Spring brake priority with relay for faster release times
• Function: Provides supply air immediately to release spring brakes while filling reservoir after ~80 PSI, prevents brake compounding, improves release timing
Applications:
Designed for single, tandem, and tridem axle trailers requiring spring brake priority operation. Ensures service reservoir pressure is established while spring brakes release, improving brake balance and reducing drag.
CROSS-REFERENCE(S):
Sealco 110800, Sealco 110502, Sealco 110515, Sealco 110705, Haldex 110800X, Meritor RSL110800, Euclid ESL110800, Automann 170.110800, Aurora SEA110800, Traction SEL110800, World American WA110800, Pro-Par PROVA-110800, GTA-110800, AV110800, SLC110800, TWD110800, E-SL110800, SA110380, SL110800, SL-110800, SC110800, SEA/110800, TV110800, TV110800TEC, K110800, S-20221, S20221, A100042366, MSV110800, MTRRSL110800, AMMTRRSL110800, HYU10000357, 12900423, 39540700, 43312007, 41903002, 680-110800, 680-110800SEA, RL3599DA02, IMIMXGTA-110800
A cross-reference listing means this part should be a suitable replacement for the part numbers listed. Please confirm all ports and dimensions match your application before installing.
IMPORTANT INSTALLATION NOTES:
✔ Direct replacement for Bendix SR-5 spring brake control valve
✔ No service kits offered — valve must be replaced as a complete unit (repair plugs available: 110502, 110515, 110705)
✔ Verify supply, control, and reservoir ports match old valve configuration before installation
✔ Apply thread sealant to all NPT ports during install
✔ Ensure system meets FMVSS 121/CMVSS 121 compliance after installation
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Warranty Information
