86619908 Heavy Duty 12V 150A High Current Power Relay Fits New Holland Case IH For Sale

Premium replacement original equipment manufacturer (OEM) heavy-duty 12-Volt 150-Amp high-current power isolation relay switch. Precision-engineered by CNH, this critical heavy-duty electrical component acts as a robust, low-voltage control gatekeeper managing high-amperage electrical demands. Positioned along primary wire distribution routes or central fuse management panels, it handles large power loads safely. It activates or cuts electrical current to heavy-draw systems such as diesel intake engine grid heaters, high-output cabin heating systems, main starter solenoids, or hydraulic cooling fan setups, protecting delicate electronic tracking control units from electrical surges.

• CNH / New Holland / Case IH:86619908

• Interchange References:Replaces legacy and alternative and500343161

• System Category:High-Capacity Electrical / Main Power Control Relays

• New Holland T6 Dual Clutch Series:T6-145 / T6-155 / T6-165 / T6-175 / T6-180

• New Holland T7 AutoCommand HD Series:T7-275-HD / T7-290-HD / T7-315-HD

• Case IH Puma Series (CVX / PowerDrive Stage V):Puma-150 / Puma-165 / Puma-185 / Puma-200 / Puma-220 / Puma-240

• Case IH Maxxum Series (ActiveDrive 4 / ActiveDrive 8):Maxxum-115 / Maxxum-125 / Maxxum-135 / Maxxum-145 / Maxxum-150

• Case IH Vestrum & Versum Series CVT:Vestrum-100 / Vestrum-110 / Vestrum-120 / Vestrum-130 / Versum-100 / Versum-110 / Versum-120 / Versum-130

• Case IH Optum CVX Series Large Frames:Optum-270 / Optum-300

• Case IH Magnum & AFS Connect Series:Magnum-180 / Magnum-190 / Magnum-200 / Magnum-210 / Magnum-220 / Magnum-225 / Magnum-235 / Magnum-240 / Magnum-250 / Magnum-260 / Magnum-280 / Magnum-290 / Magnum-305 / Magnum-310 / Magnum-315 / Magnum-340 / Magnum-370 / Magnum-380

• Case IH Steiger & Quadtrac 4WD Articulated Series:Steiger-370 / Steiger-420 / Steiger-470 / Steiger-500 / Quadtrac-470 / Quadtrac-500

• Case / New Holland Compact Wheel Loaders:21F / 121F / 221E (Standard Speed, Z-Bar, & Tool Carrier variants)

• Case IH Farmlift Telehandlers:Farmlift-635 / Farmlift-735 / Farmlift-742 / Farmlift-935

• Voltage Rating:12-Volt DC operations

• Amperage Capacity:150-Amp continuous / peak load switching threshold

• Physical Component Width:71 mm housing size block

• Net Unit Weight:0.22 kg (0.48 lbs)

• ✔ Industrial copper internal contact plates prevent internal arc welding under heavy electrical loads

• ✔ Sealed external housing shields internal contact coils from fine harvest dust, moisture, and road sprays

• ✔ Instantly addresses cold-weather engine starting failures, grid heater fault codes, and secondary battery drains

• ✔ High thermal structural endurance maintains a cool running cycle during long harvesting or tillage shifts

• ✔ Rigid bolt-down mounting tabs secure the relay assembly tight against heavy engine bay vibrations

• Burnt out, corroded, or sticking power relay swaps, main busbar updates, and winter pre-heater repairs

• Engine grid heater circuit troubleshooting, intermittent accessories dropping, and secondary fuse block overhauls

• Pre-season machinery fleet electrical compliance checks, cold-weather field readiness tuning, and workshop care

• High-demand multi-tier lighting tracking routines, continuous loader bucket handling patterns, and heavy field operations

Please review your machinery service manual or original electrical layout configuration to verify that your system utilizes the 150-Amp 12V power isolation setup before concluding final assembly setup.Always detach the negative battery cable before working on or replacing high-amperage power relays to prevent severe tool arching or wire harness damage.Scrape away any caked mud crust or copper oxidation scaling from the heavy ring terminal cables using a wire brush, treat the connections with electrical cleaning spray, tighten the mounting fasteners securely to prevent loose connection resistance heating, and snap the command harness back in place to establish a protected high-current electrical loop.