Predator (Harbor Freight) Generators

Predator (Harbor Freight) has 2 units on Outage Geek, priced from $799 to $1,999. The least expensive Predator (Harbor Freight) model here is the Predator 3500 Inverter at $799, and the lineup below runs cheapest first.

~$799

Inverter Generator · Gasoline · 57 dB

Predator 3500 Inverter

The cult classic of the RV world. The Predator 3500 is the answer to 'why pay Honda prices?': 3,000 running watts, 57 dB super-quiet operation, electric start, and a digital readout for around $800, with periodic coupons taking it lower. Owners report five-plus-year lifespans with basic oil changes, and it starts 15k BTU RV ACs that make 2,200W units give up. Consumer Reports rates it surprisingly highly for noise and power quality. The trade-offs: 99 lbs with no folding handle makes truck-bed loading awkward, the oil fill is tilted and messy, carb varnish after storage is a common repair, the 90-day warranty is the shortest in the industry, and CARB-state buyers need the newer CO Secure version. Still the value benchmark for RV inverters.

3,000 W / 3,500 W surge · up to fridge, freezer and the essentials

running: 3,000 W

Best for RVers and tailgaters who want quiet AC-running power for the least money and accept a short warranty.

Full spec sheet

~$1,999

Inverter Generator · Gasoline · 67 dB

Predator 9500 Inverter

Harbor Freight's giant-killer. The Predator 9500 delivers 7,600 running watts of closed-case inverter power — EU7000iS territory plus 2,000 extra watts — at 40% of Honda's price, and owners report the engine and inverter do the job, with clean power, 67 dBA that's dramatically quieter than open frames, electric start, ESC economy mode, and 18.5-hour runtimes. Owners run whole homes through the L14-30R and an interlock. The catch: a 90-day warranty from a company whose service model is 'bring it to the store.' Other realities: 257 lbs makes it the heaviest thing in its class, it's carbureted (store it dry), CO Secure occasionally false-trips in enclosed-ish spaces, and there's no dual-fuel option at this size.

7,600 W / 9,500 W surge · up to well pump or a small central AC

running: 7,600 W
Transfer switch: transfer-switch ready

Best for Value-driven whole-house backup buyers comparing against the EU7000iS and keeping the $3,000 difference.

Full spec sheet