Predator (Harbor Freight) Backup Power

Predator (Harbor Freight) has 2 units on Outage Geek, priced from $799 to $1,999. The highest-rated Predator (Harbor Freight) pick is the Predator 9500 Inverter at 4.8★. Compare the full lineup below.

Predator 9500 Inverter
$1,999
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Predator (Harbor Freight)

Predator 9500 Inverter

4.8(2,900)

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 the r/Generator consensus is that the hardware genuinely delivers: 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 everyone leads with: a 90-day warranty from a company whose service model is 'bring it to the store,' so buyers treat the extended protection plan as mandatory. Other realities from long-term threads: 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.

7,600W inverter for $2k67 dBA closed-case quiet18.5-hour runtime
Gasoline7,600W running67 dBTransfer-Switch Ready
Best for: Value-driven whole-house backup buyers comparing against the EU7000iS and keeping the $3,000 difference.
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Predator 3500 Inverter
$799
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Predator (Harbor Freight)

Predator 3500 Inverter

4.8(10,800)

The cult classic of the RV world. The Predator 3500 has powered a decade of forum threads titled '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 are well-mapped: 99 lbs with no folding handle makes truck-bed loading awkward, the oil fill is tilted and messy, carb varnish after storage is the top repair thread, 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.

RV-community cult favorite57 dB, starts 15k ACPerennial value benchmark
Gasoline3,000W running57 dB
Best for: RVers and tailgaters who want quiet AC-running power for the least money and accept a short warranty.
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