Generac 26kW Standby 7328
#2 in Over 22 kWFull review
For larger homes with two air conditioners that want to run everything without load shedding.
Amazon $7,253.10$7,253.10
3.3/5
For larger homes that want the most output and the longest full service warranty among the big brands.
- 26 kWPropane
- 24 kWNatural gas
- Included, 200 ATransfer switch
- 7 yearsWarranty
Check price at Norwall$8,069Check price at Signature Solar$8,069
Price checked November 1, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Enough for larger homes with two air conditioners
- Seven years of parts, labor and travel cover
- Remote monitoring built in, and a short 16-second weekly test
Cons
- Load management needs the separate Symphony II module
- Among the priciest kits here
- Heavy at 545 lb
The Briggs & Stratton PowerProtect+ family
Every Briggs & Stratton PowerProtect+ model we rank, smallest first. Ratings compare each against its own size.
| Model | Propane | Rating | Price |
|---|---|---|---|
| Briggs & Stratton PowerProtect+ 18kW | 18 kW | 3.2/5 | $6,899 |
| Briggs & Stratton PowerProtect+ 22kW | 22 kW | 3.4/5 | $7,289 |
| Briggs & Stratton PowerProtect+ 26kW (this one) | 26 kW | 3.3/5 | $8,069 |
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
Specifications
| Model number | 40816 (generator 040807) |
|---|---|
| Output | |
| Rated output, propane | 26 kW |
| Rated output, natural gas | 24 kW |
| THD | Under 5% |
| Engine | 993 cc |
| Engine speed | 3,600 rpm |
| Install | |
| Transfer switch | Included, 200 A |
| Load management | No |
| Remote monitoring | Yes |
| Enclosure | Aluminum |
| Dimensions | 46 x 27 x 28 in |
| Weight | 545 lb |
| Noise and warranty | |
| Noise, normal operation | 67 dBA |
| Noise, weekly self-test | 62 dBA |
| Warranty | 7 years |
| Released | 2026-05 |
Alternatives in this size
Generac 24kW Standby 7326
#3 in Over 22 kWFull review
For larger homes with a big air conditioner or electric range that want headroom on propane.
Amazon $6,875.10$6,875.10
Generac 28kW Standby 7329
#4 in Over 22 kWFull review
For big all-electric homes that want the most output Generac fits in an air-cooled cabinet.
Amazon $8,387.10$8,387.10
Compare
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