BEFORE YOU REQUEST A QUOTE
Should you shortlist Briggs & Stratton?
Consider it when: Shortlist the documented PowerProtect configuration if its verified fuel-specific capacity meets your load analysis and the installer supplies a matching ATS and service plan.
Hold off when: Pause if the proposal assumes an ATS is included without a documented package, or converts incompatible fuel-consumption units without stating the assumptions.
Conditional editorial interpretation of the cited manufacturer sources. Not a tested reliability ranking, individual-home sizing approval or claim of local dealer availability.
Scope of this guide
This page addresses exact Briggs & Stratton standby model 040786, called PowerProtect 22 kW on the current product page. It does not summarize every PowerProtect capacity or imply independent reliability testing. Source data was checked October 4, 2026.
PowerProtect 040786 manufacturer data
Briggs & Stratton
PowerProtect 22 kW Standby Generator
Model 040786
22 kW on LP and natural gas; 120/240 V.
LP 22 kWNatural gas 22 kW
- Engine
- Briggs & Stratton Vanguard · 993 cc
- Published dimensions (L × W × H)
- 46.5 × 26.8 × 28.4 in
- Published weight
- 465 lb
- Sound level stated by manufacturer
68 dB(A) — manufacturer-listed normal operating sound; measurement distance and test load are not stated on the cited page.
The published figure should not be ranked against models with different or undisclosed test conditions.
- Fuel use at cited test loads
Natural gas, 50% load: 194000 BTU/hr
LP, 50% load: 217000 BTU/hr
Manufacturer test values; actual consumption depends on load, fuel quality, site conditions, and the exact configuration.
- Starting MSRP shown on manufacturer page
- $6,037 USD
Manufacturer-listed starting MSRP; not an installed quote. The product page does not establish an included transfer-switch bundle.
- Transfer-switch scope
- The cited generator product page does not state that a transfer switch is included; confirm the exact package in any dealer quote.
- Warranty summary
- Manufacturer lists a 7-year comprehensive limited warranty and says labor, parts, and service are included; check the warranty document for conditions and exclusions.
Briggs & Stratton
PowerProtect+ 26kW Home Standby Generator
Model 040807
LP 26 kWNatural gas 24 kW
- Engine
- Briggs & Stratton® Vanguard® Commercial-Grade · 993 cc
- Published dimensions (L × W × H)
- 46 × 27 × 28 in
- Published weight
- 545 lb
- Sound level stated by manufacturer
67 dB(A) — Normal operating sound; distance and test load not established on captured product page..
- Fuel use at cited test loads
LP, 50% load: 235000 BTU/hr
Natural gas, 50% load: 206000 BTU/hr
Manufacturer test values; actual consumption depends on load, fuel quality, site conditions, and the exact configuration.
- Starting MSRP shown on manufacturer page
- $7,336 USD
Manufacturer equipment starting MSRP, not an installed quote; ATS inclusion is not established.
- Warranty summary
- Manufacturer product page lists 7 year limited warranty. Full contract, registration, hour limits and exclusions must be checked.
Briggs & Stratton
PowerProtect+ 18kW Home Standby Generator
Model 040757
LP 18 kWNatural gas 18 kW
- Engine
- Briggs & Stratton® Vanguard® Commercial-Grade · 993 cc
- Published dimensions (L × W × H)
- 46 × 27 × 28 in
- Published weight
- 490 lb
- Sound level stated by manufacturer
66 dB(A) — Normal operating sound; distance and test load not established on captured product page..
- Fuel use at cited test loads
LP, 50% load: 193000 BTU/hr
Natural gas, 50% load: 176000 BTU/hr
Manufacturer test values; actual consumption depends on load, fuel quality, site conditions, and the exact configuration.
- Starting MSRP shown on manufacturer page
- $6,135 USD
Manufacturer equipment starting MSRP, not an installed quote; ATS inclusion is not established.
- Warranty summary
- Manufacturer product page lists 7 year limited warranty. Full contract, registration, hour limits and exclusions must be checked.
Briggs & Stratton
PowerProtect+ DX 22kW Home Standby Generator
Model 040790
LP 22 kWNatural gas 22 kW
- Engine
- Briggs & Stratton® Vanguard® Commercial-Grade · 993 cc
- Published dimensions (L × W × H)
- 46 × 27 × 28 in
- Published weight
- 490 lb
- Sound level stated by manufacturer
66 dB(A) — Normal operating sound; distance and test load not established on captured product page..
- Fuel use at cited test loads
LP, 50% load: 217000 BTU/hr
Natural gas, 50% load: 194000 BTU/hr
Manufacturer test values; actual consumption depends on load, fuel quality, site conditions, and the exact configuration.
- Warranty summary
- Manufacturer product page lists 10 year limited warranty. Full contract, registration, hour limits and exclusions must be checked.
The manufacturer's 50%-load fuel-use values are reported in BTU/hr on its page. They are not gas volume rates; do not convert them into a household bill without fuel heating value, actual load, and local energy prices.
Warranty summary and promotional claims
The manufacturer lists a 7-year comprehensive limited warranty for model 040786 and says labor, parts, and service are included. Read the linked warranty document for the exact coverage conditions, required registration, start date, exclusions, and any limits that apply to the purchased model and installation.
Briggs & Stratton markets the engine and warranty with comparative language such as “most comprehensive.” Those are manufacturer marketing claims; this publication has not independently ranked warranty coverage, motor-start performance, reliability, or service availability.
Before comparing a quote
- Confirm model number 040786 and its fuel-specific rating on the proposal.
- Ask whether a transfer switch is included; the cited generator product page does not establish an included switch package.
- Match motor-starting claims to actual equipment, system voltage, and load conditions.
- Ask for the warranty document and identify the local installer/service provider.
- Compare permits, fuel/electrical runs, pad/site work, inspections, startup, and exclusions line by line.
See the standby cost guide for how unit MSRP and installed-project estimates differ.