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Briggs & Stratton Briggs & Stratton
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SKU: 040807

26kW Briggs & Stratton PowerProtect+ Standby Generator - 120/240V, Dual Fuel (LP/NG), Vanguard Engine, 7-Year Warranty - Model 040807

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$7,195.00
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Product Manuals
pdf

Brochure

pdf

Specifications Sheet

pdf

Warranty

Is this system right for you?
Width
27 In
Height
28 In
Depth
46 In
Weight
545 lbs
Bundled
Purchase
All in
One Buy
Good for
Replacements

What's in the box

  • 26kW Briggs & Stratton PowerProtect+ Standby Generator - 120/240V, Dual Fuel (LP/NG), Vanguard Engine, 7-Year Warranty - Model 040807

  • Product Specs

  • Product Brochure

  • Parts Manual

  • Limited Warranty (ONLY VALID IF INSTALLATION DONE BY LICENSED CONTRACTOR)

Need help with choosing a system or have other questions? Talk with one of our trusted Generator Experts today! 678-535-7176

Email us at : sales@acunitsforless.com

Call us at : 678-535-7176

 Physical Address : Unit 1284, 2210 Holly Springs Parkway, Holly Springs, Georgia 30142, United States
  • Factory Warranty
  • Secure Checkout
  • 60-Day Returns*
  • Pro Support
  • Authorized Dealer

Tags: 040807, Briggs_stratton_standby_generator, Generator only, Home-size-large, Standby_generator_residential

Shipping Policy

Once you place an order on AC units for less, we will promptly reach out to express our gratitude for your purchase and address any inquiries you may have. Our team will also review your order with you to ensure that you have selected the right equipment for your specific needs.

Order Process

Our order process includes a handling or production time in addition to the transit time. Delivery time = handling time + transit time.

Handling Time

All the products undergo a production process, so there will be a handling time of 2–3 business days from Monday to Friday. If your order is placed and payment is received after 2 p.m., then we will process the order the next business day.

Transit Time

Our shipping providers take 3-4 business days to deliver the order. It's an estimate, so there might be a delay.

Shipping Providers

We primarily use UPS or FEDEX for our deliveries. However, we reserve the right to use other carrier services as required to ensure efficient delivery. After an order ships, the shipping carrier will contact customers to coordinate the delivery schedule. 

Once an order has been processed and shipped, it's important to note that the shipping address cannot be altered. Items designated for pickup at the terminal will only be released to the individual listed on the shipping label. A valid driver's license and a signature will be required for the release of the shipment. We adhere strictly to this policy, with no exceptions.

Shipping Rates

We offer free shipping on all orders except for Flat Bed Shipping or Oversized items. Flat Bed Freight Shipping applies to units larger than 7.5 tons. These items will be delivered via flat bed truck and may require additional delivery coordination. Flat rate charges will be shown at checkout for eligible item. Hot Point PTAC items if ordered under 8 Units different freight is charged

Damages and shipping issues

At ACUnitsForLess.com, we are committed to providing our customers with a superior buying experience. We offer free crating to safeguard your equipment during transit, thus eliminating any concerns regarding damage. When you compare our shipping policy to that of our competitors, you'll notice the difference. Customers are not held accountable for any damage to their orders. 

Please make your purchase with confidence, knowing that we will ensure you receive the correct equipment that is brand new and in perfect condition.

How do I handle a return shipment?

You may return your unopened order within 60 days for a refund, minus shipping costs and a 25% restocking fee. Customers will be responsible for return shipping costs. Please keep your original box for shipping.

Cancellation

All orders cancelled after 6 hours from the confirmation email will follow the  return process,  whether or not your order has been shipped. If your order has shipped, you (the buyer) will also be responsible for return shipping charges. Refunds will be issued to the original credit card.

However, if you cancel the order before 6 hours, we will refund your full money.

To process the cancellation, please call us at +1  678-535-7176. We will not be available on Saturday and Sunday, so if somehow you have purchased a product on these days, then contact us on Monday before 3 pm.

If you need any help, feel free to contact us

Address : Unit 1284, 2210 Holly Springs Parkway, Holly Springs, Georgia, 30142, United States
E-Mail: sales@acunitsforless.com
Phone: +1  678-535-7176
Customer Service: Monday to Friday between 9:00 am to 5:00 pm.

Return Policy

If you are not entirely happy with your purchase, you can return your item/s within 60 days of delivery for a full refund of the original payment.

Once we have received the product(s) and, if appropriate, any packaging, a refund will be credited to the payment card account within two weeks; please note that it may take up to 3 days for your bank to credit your account. We are not liable and cannot take responsibility for any bank charges you may incur during the refund process.

Damages and issues

Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right. In this case, we will cover the cost of return shipping as well as we will not charge any restocking fee.

Exchanges

The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item. The cost of return shipping is the responsibility of the customer if you want to Exchange. Also we will charge 25% restocking fee.

Return Eligibility

Your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging to be eligible for a return. You’ll also need the receipt or proof of purchase.

Non-returnable items

The following items are not eligible for return:

  • Items that weren't returned within 60 days from the date the customer received the item
  • Items that have been used or damaged by the customer
  • Items that are not in their original packaging
  • Items that do not have all tags and accessories
  • Unfortunately, we cannot accept returns on sale items or gift cards.
  • Items that are consumable and  other wise stated cannot be returned examples are parts, compressors, misc items
  • Special order units
  • Custom-configured products
  • Commercial Units 
  • Consumable parts 
Return Costs

The cost of return shipping is the responsibility of the customer, except in the case of items that were damaged in transit. In that case, we will cover the cost of return shipping.

Restocking Fee

We charge 25% Restocking Fee, except product got damaged by carrier.

To start a return, you can contact us at sales@acunitsforless.com. If your return is accepted, we’ll send you a return shipping label and instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

Cancelled Orders

An order that has shipped cannot be cancelled. If you refuse an order which has already been shipped, not due to damage, you will be responsible for paying an ORDER RETURN FEE. We incur a fee from the freight carrier to return items that have been shipped, this fee is dependent on the item refused and the destination location.

Built-to-Order Items

There are no returns allowed for products which have been specially built for you and shipped by the manufacturer. These items are not routinely stocked at our warehouse and therefore cannot be returned.

Final Sale Policy

 By placing an order, the purchaser expressly acknowledges and agrees to the following terms:

1. No Returns or Exchanges
Final sale items are not eligible for return, exchange, substitution, or store credit for any reason, including but not limited to dissatisfaction, incorrect selection, incompatibility, or change of mind.

2. No Refunds
All sales of final sale items are final and non-refundable. Once an order is placed, it cannot be canceled, modified, or refunded.

3. Assumption of Risk
The purchaser assumes full responsibility for determining product suitability, compatibility, and compliance with applicable codes, regulations, and intended use prior to purchase.

4. Condition and Disclaimer
Final sale items are sold “AS IS” and “WITH ALL FAULTS” with no representations or warranties, express or implied, including but not limited to any implied warranties of merchantability, fitness for a particular purpose, or non-infringement, except where prohibited by law.

5. Shipping and Damage Claims
Any damage occurring during transit must be reported in writing within 48 hours of delivery with supporting photographs. Failure to report within this period constitutes acceptance of the product.

6. Chargebacks and Disputes
The purchaser agrees not to initiate any chargebacks or payment disputes related to final sale items. Any chargeback initiated in violation of this policy may be contested with the payment processor using this agreement as evidence.

7. Severability
If any provision of this policy is deemed unenforceable under applicable law, the remaining provisions shall remain in full force and effect.

If you need any help, feel free to contact us

Address: Unit 1284, 2210 Holly Springs Parkway, Holly Springs, Georgia, 30142, United States
E-Mail: sales@acunitsforless.com
Phone: +1  678-535-7176
Customer Service: Monday to Friday between 9:00 am to 5:00 pm.

Refund Policy

We provide a 60-day return policy for your convenience. To initiate a return, it is essential that the items remain unused and in their original manufacturer's packaging. When returning the equipment, please ensure that you reuse all shipping materials that were initially used to protect the equipment during shipment.

We will provide the return label.

Upon receiving your return, we will issue a refund for the full order amount, minus the return shipping cost and a 25% restocking fee.

Final Sale Policy

 By placing an order, the purchaser expressly acknowledges and agrees to the following terms:

1. No Returns or Exchanges
Final sale items are not eligible for return, exchange, substitution, or store credit for any reason, including but not limited to dissatisfaction, incorrect selection, incompatibility, or change of mind.

2. No Refunds
All sales of final sale items are final and non-refundable. Once an order is placed, it cannot be canceled, modified, or refunded.

3. Assumption of Risk
The purchaser assumes full responsibility for determining product suitability, compatibility, and compliance with applicable codes, regulations, and intended use prior to purchase.

4. Condition and Disclaimer
Final sale items are sold “AS IS” and “WITH ALL FAULTS” with no representations or warranties, express or implied, including but not limited to any implied warranties of merchantability, fitness for a particular purpose, or non-infringement, except where prohibited by law.

5. Shipping and Damage Claims
Any damage occurring during transit must be reported in writing within 48 hours of delivery with supporting photographs. Failure to report within this period constitutes acceptance of the product.

6. Chargebacks and Disputes
The purchaser agrees not to initiate any chargebacks or payment disputes related to final sale items. Any chargeback initiated in violation of this policy may be contested with the payment processor using this agreement as evidence.

7. Severability
If any provision of this policy is deemed unenforceable under applicable law, the remaining provisions shall remain in full force and effect.

genuine_parts

Before you buy

  • Transfer switch required, sold separately. An automatic transfer switch (ATS) is needed for automatic operation. Shop Briggs & Stratton transfer switches.
  • Ships by LTL freight on a pallet. Plan for a lift-gate or equipment to move the unit to its pad.
  • Professional installation: install by a licensed electrician and gas fitter, with permits as required by your local code.
  • Questions or sizing help? Call us at 678-535-7176.

Briggs & Stratton 26kW PowerProtect+ Standby Generator – Maximum Whole-Home Backup for Large Homes and Luxury Properties

The Briggs & Stratton 26kW PowerProtect+ Standby Generator (Model 040807) is the highest-capacity residential standby generator in the PowerProtect+ lineup — engineered for large homes, luxury estates, and properties with multiple HVAC systems, high electrical demands, and zero tolerance for outage-related disruption. When the grid fails, this generator detects the outage and restores 120/240V power within seconds, keeping every critical system in your home running exactly as if the power never went out.

Powered by a Briggs & Stratton Vanguard® V-twin engine running at 3,600 RPM with full pressure lubrication, the 040807 delivers 26kW of stable, clean output on both natural gas and liquid propane — providing utility-quality power with less than 5% THD that is safe for sensitive electronics, smart home systems, medical equipment, and modern appliances. With 65.5 kVA of motor starting capability — the highest in the PowerProtect+ residential lineup — this generator handles multiple simultaneous large motor startups without hesitation.

Exclusive Front-Facing Exhaust

Only Briggs & Stratton offers standby generators engineered to direct exhaust away from your home and landscaping. The front-facing exhaust design on the 040807 gives you more installation placement flexibility than any competing generator — protecting your home's exterior and landscaping while meeting tight clearance requirements in space-constrained installations.

65.5 kVA Motor Starting Power — Best in the Lineup

With 65.5 kVA of motor starting capability, the 040807 is the most powerful starter in the PowerProtect+ residential lineup — 45% more starting power than the 22kW 040787 (45 kVA) and 77% more than the 13kW 040746 (37 kVA). It effortlessly handles multiple large HVAC systems, well pumps, sump pumps, pool equipment, and other motor-driven loads starting simultaneously — the scenario most likely to cause competing generators to trip or shut down during an outage.

EnergyTrak™ Integrated Remote Monitoring

The built-in EnergyTrak™ app lets you monitor your generator's status from anywhere and enables your dealer to remotely troubleshoot and diagnose issues without an in-person service call — faster resolution, less downtime, and complete peace of mind whether you're home or away.

Eco-Cise™ Weekly Exercise Mode

The programmable exercise cycle — configurable from 16 seconds to 20 minutes — automatically verifies the generator is ready for the next outage. The short 16-second mode minimizes noise and fuel consumption; longer cycles are available for installations requiring more thorough weekly verification.

Key Specifications

Spec Detail
Standby Rating (LP) 26 kW
Standby Rating (NG) 26 kW
Motor Starting Power 65.5 kVA
Voltage 120/240V, Single-Phase, 60 Hz
Engine Vanguard® V-Twin, OHV, Full Pressure Lubrication
Engine Speed 3,600 RPM
Frequency Regulation ±1% (Electronic Governor)
THD < 5%
Sound Level (Low Idle) 63 dB(A)
Sound Level (Normal Operation) 65 dB(A)
Operating Temperature -20°F to 104°F
Fuel Type Natural Gas / LP Vapor (Dual Fuel)
Exhaust Design Front-Facing (exclusive)
Weekly Exercise Mode Eco-Cise™ 16 Seconds to 20 Minutes
Remote Monitoring EnergyTrak™ (integrated)
Controller GC-1032 with LED Display & Fault Code Diagnostics
Enclosure Corrosion-Resistant Aluminum, 186 mph Wind Rated
Certifications UL, cUL
Engineered & Assembled USA
Transfer Switch Required, sold separately
Warranty 7-Year Parts, Labor & Travel

186 mph Wind-Rated Aluminum Enclosure

The PowerProtect+ enclosure is wind-rated to 186 mph — built to withstand Category 5 hurricane-force conditions while protecting the engine and alternator inside. The corrosion-resistant aluminum construction requires no paint, produces no rust, and is engineered for decades of outdoor exposure in the harshest environments — from coastal hurricane zones to northern freeze-thaw climates. Operating range spans -20°F to 104°F for true year-round reliability across all North American climates.

Clean Power for Every Device in Your Home

With less than 5% THD and ±1% electronic governor frequency regulation, the 040807 delivers utility-quality electricity that is safe for every device in your home — computers, smart TVs, medical equipment, smart home hubs, EV chargers, and sensitive appliances that would be damaged by the voltage fluctuations produced by lesser generators. This is the standard that modern homes demand and the PowerProtect+ delivers it consistently.

7-Year Warranty — The Best in the Industry

The PowerProtect+ 040807 is backed by a 7-year comprehensive warranty covering parts, labor, and travel — the longest standard warranty in the residential standby generator industry, two full years longer than both Generac's 5-year and Kohler's 5-year warranties. Unlike competitors that reduce labor and travel coverage in later years, Briggs & Stratton maintains full coverage for the entire 7-year term. This is the most comprehensive warranty you can get on a home standby generator, period.

Model: 040807
Warranty: 7-Year Parts, Labor & Travel

FAQ

What can the Briggs & Stratton 26kW 040807 power in my home?
With 26kW of output and 65.5 kVA of motor starting power, the 040807 is designed for large homes and luxury estates with multiple HVAC systems, high-demand appliances, and whole-home backup requirements. It simultaneously powers multiple central air conditioners, heat pumps, electric ranges, refrigerators, freezers, sump pumps, well pumps, pool equipment, lighting, home offices, and entertainment systems — with enough headroom to handle multiple large motor startups at once.

How does the 26kW 040807 compare to the 22kW 040787?
Both are PowerProtect+ units with 7-year warranties, front-facing exhaust, EnergyTrak monitoring, and 186 mph enclosures on the same Vanguard engine platform. The 040807 delivers 4kW more output and 65.5 kVA of motor starting power vs. 45 kVA on the 040787 — a 45% increase in starting capability. The 040807 is the right choice for homes with multiple HVAC systems, larger square footage, pool equipment, or well pumps. The 040787 is the right choice for most large single-family homes with a single HVAC system and standard electrical loads.

Does the 26kW generator produce the same power on natural gas and LP?
Yes — the 040807 delivers the full 26kW on both LP and natural gas, with no derating on either fuel. This is a genuine differentiator from competing generators that commonly derate 10–20% on natural gas. You get full rated power regardless of which fuel your installation uses.

How quiet is the 040807 compared to competing generators?
The 040807 operates at just 63 dB in low idle mode and 65 dB during normal operation — making it one of the quietest high-capacity residential standby generators available. For reference, 65 dB is roughly equivalent to a normal conversation at close range. This makes the 040807 suitable for neighborhoods with HOA noise restrictions and properties where generator noise is a concern.

Does the 040807 start automatically during a power outage?
Yes. When paired with a compatible automatic transfer switch (ATS), the 040807 continuously monitors utility power and starts automatically within seconds of detecting an outage — restoring power to your home with no manual intervention required. An ATS is required for automatic operation and is sold separately: see Briggs & Stratton transfer switches.

Not sure which size or transfer switch you need?
Call our team at 678-535-7176 and we'll help you match the generator and transfer switch to your home's electrical service.

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PRODUCT INFORMATION DISCLAIMERS

Safety Liability Notice

We are not liable for any injuries, damages, or losses resulting from improper service or installation of our products. While we strive to provide reliable and high-quality HVAC products, any issues arising from improper handling, installation, or maintenance are the sole responsibility of the installer or service provider. Customers are encouraged to engage qualified professionals for installation and servicing to ensure safety and optimal performance. By purchasing and using our products, customers agree to hold The Acunitsforless Company harmless from any liability related to improper service or installation. It is essential to follow all manufacturer guidelines, industry standards, and local building codes to mitigate risks and ensure safe operation.

Installation Disclaimer

Please note that all installations should be performed by a licensed and experienced HVAC professional. Improper installation may result in equipment malfunction, reduced performance, increased energy consumption, and potential safety hazards.

Furthermore, it is essential to understand that any installation not conducted by a qualified HVAC professional may result in the voiding of warranty coverage. Manufacturers typically require installations to be carried out by certified technicians to uphold warranty terms and conditions.

By choosing to have your HVAC systems installed by a qualified professional, you not only protect your investment but also ensure the optimal performance and safety of your heating, ventilation, and air conditioning systems while maintaining warranty coverage.

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