Generac Oil Heater Kit for 9–22 kW Air-Cooled Standby Generators, Orange — Thermostatic Silicone Wrap, 50W

Generac's 7102 Oil Heater Kit is a silicone-wrapped oil-filter heater that keeps crankcase oil warm so air-cooled standby generators start reliably in freezing weather. Winter outages are the toughest time to ask a standby generator to perform. Thick, cold oil can slow cranking, increase wear, or trigger nuisance alerts. The 7102 kit is designed to maintain safe oil temperature on compatible Generac air-cooled standby models (9–26 kW) made in 2008 or later, improving cold-weather starts without draining the starter battery.

How does the 7102 prevent cold-start problems?

The kit wraps a thermostatically controlled silicone heating loop over the engine's oil filter to keep the crankcase oil from dropping into the dangerous cold range. It automatically cycles on and off so oil stays within a better-viscosity window when temperatures fall.

• Built-in thermostat turns heater on at 40°F and off at 55°F
• Heats the oil filter to warm crankcase oil where viscosity matters most
• Reduces hard-starts, excessive wear, and false-start alerts

What power source does the heater use and will it drain the battery?

The 7102 draws a small amount of power from the home's utility control circuit rather than the generator battery. It runs only when the generator is not powering the load and is inactive while the generator is running during an outage.

• Consumes 50W (0.21A) on the N1/N2 transfer switch control circuit
• Does not use or drain the starter battery
• Operates on utility power only and remains off during generator operation

Which generators and oils are compatible with this kit?

Designed for Generac air-cooled standby units in the 9–26 kW range built from 2008 onward, the kit also fits Honeywell and Centurion units built by Generac when engine specs match. Generac requires 5W-30 full synthetic oil when the 7102 is installed; synthetic oil alone is not a substitute for the heater in sub-freezing conditions.

• Compatible with 9–26 kW Generac air-cooled standby generators (2008+)
• Fits some Honeywell and Centurion models built by Generac when specs align
• Requires 5W-30 full synthetic oil in addition to the heater for cold climates

Is installation difficult and do I need other cold-weather accessories?

Installation is straightforward: the flexible silicone loop slips over the oil filter without draining oil, and the kit includes a wiring harness, zip ties, and instructions. For regions that frequently fall below freezing, Generac recommends adding the 7101 battery warmer and, for certain models, the 7103 breather heater for extra protection.

• Slip-on design installs without removing or draining oil
• Includes harness, mounting ties, and installation sheet; licensed electrician recommended for wiring
• Battery warmer (7101) and breather heater (7103) sold separately for extreme cold

Who is this for?

The Generac 7102 Oil Heater Kit is for homeowners and facility managers who rely on air-cooled standby generators in climates that drop near or below freezing and who want faster, more reliable cold-weather starts. It's ideal when you run a compatible Generac, or a Honeywell/Centurion unit built by Generac, and you want a low-power, automatic solution that protects engine life without drawing the generator's battery. If your site routinely sees sub-freezing temperatures, pair the 7102 with the recommended battery warmer and use the required 5W-30 full synthetic oil for best results.

FAQ

Q: Will the 7102 drain my generator battery?

A: No. The 7102 draws 50W from the home's N1/N2 transfer switch circuit and does not use the starter battery.

Q: Can I install the oil heater myself?

A: Yes. The silicone loop slips over the oil filter without draining oil; a licensed electrician is recommended for wiring.