Description
MODEL SP COALESCING DRYER (24V)
PART NUMBER(S):
Fleet Products: 109992PGX
OE: 109992, N4250B
DESCRIPTION:
Model: SP Coalescing Dryer (24V)
Engines: Compatible with air brake systems using Holset "E" type compressors
Vehicles: M939, M923, M925, M931, M35A3, Volvo FH12/FH16/FM12, M.A.N. TGA/TGX
• Heater Voltage: 24V DC
• Heater Wattage: 90–95W
• Supply Port: 1/2" NPT
• Delivery Port: 1/2" NPT
• Control Port: 1/4" NPT
• Mounting Style: Horizontal or Vertical (with stainless clamp)
Applications:
Designed as a direct-fit replacement for Model SP air dryers in heavy-duty trucks, buses, and military vehicles. Uses coalescing + desiccant drying to remove water, oil aerosols, and contaminants from compressed air systems. Compatible with commercial and defense vehicles featuring centralized tire inflation systems (CTIS) or turbo protection components.
CROSS-REFERENCE(S):
109992, 109992X, 109992CX, MX109992X, 065694, DA33110X, DA34100, R950068, 20557234, 20972915, 1506635, 81.52108.6025, N4250B, RCSK16384, Military P/N 12450212, Haldex DA33110X, N4250B, N50011F, WHMBN50011F, RCSK16384, NSN 4440014075135
A cross-reference listing means one or more parts are functionally interchangeable but may vary slightly in fit, finish, or performance. Always confirm before purchase.
IMPORTANT INSTALLATION NOTES:
- Disconnect all power and depressurize air system before servicing
- Can be mounted horizontally or vertically with stainless clamp bracket
- Ensure 24V compatibility to prevent heater damage
- Follow OEM installation instructions for proper sealing and alignment
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Warranty Information
