Description
MODEL 9 HEATER KIT (12V, 75W)
PART NUMBER(S):
Fleet Products | 109578-G3, 109578
OE | 109578, 060-109578, 109578, 745109578, K109578, LKT-1215, 034092, S-C680
Automann | 170.109578
DESCRIPTION:
Model: Bendix AD-9 / Haldex Model 9
Engines: Not engine-specific
Vehicles: Compatible with heavy-duty trucks, buses, and trailers equipped with Bendix AD-9 or Haldex Model 9 air dryers
• Voltage: 12V DC
• Wattage: 75W
• Kit Contents: Heater element, thermostat, plug assembly, seal rings, hardware
• Mounting Style: Direct replacement for AD-9 / Model 9 units
Applications:
Designed to prevent freeze-ups in air brake systems by maintaining operational temperature in the air dryer assembly. Suitable for OEM and aftermarket replacement across major fleet platforms using AD-9 or Model 9 air dryers. Delivers reliable thermal performance in cold-weather operating conditions.
CROSS-REFERENCE(S):
109578, 109578-G3, 109578K, 060-109578, 109578BXW, mid109578k, BEN109578, R955109578, R955109578N, R955109578X, TDAR955109578N, 034092, 12150, LKT-1215, 14328, AT109578, BER-109578, S-C680, SC680, BW109578, BW 109578, 745-109578, 745109578, BX109578, 3948980, E-BN109578N, TR109578, WA109578, B002HU834Q
A cross-reference listing means the part is functionally compatible with these numbers in fit, form, and function.
IMPORTANT INSTALLATION NOTES:
✔ Always disconnect vehicle power and depressurize the air system before servicing.
Confirm compatibility with AD-9 or Model 9 dryer systems only—do not use with AD-IP™.
Use included seal rings and lubricants for a leak-free, OEM-grade installation.
Follow all manufacturer guidelines for torque and electrical connection; ensure 12V compatibility.
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Warranty Information
