Price Match Guarantee. Flexible Financing. Fast & Free Shipping (Excl. May Apply) ⚡

Shop Brand New Duromax Generators In Stock & Ready to Ship. Learn more

Pay Over Time With or or
Briggs & Stratton 35kW Fortress Standby Generator
$19,513.00
Briggs & Stratton

Briggs & Stratton 35kW Fortress Standby Generator

SKU: 76830
Briggs & Stratton 35kW Fortress Standby Generator

Commercial-Grade Whole Home Power | LP / NG

The Briggs & Stratton 076830 Fortress™ 35kW Standby Generator delivers powerful, reliable backup power for large homes and light commercial applications. Built with commercial-grade components and advanced load management technology, this system ensures uninterrupted operation during outages.

Designed for performance, durability, and quiet operation, the 35kW Fortress is engineered to handle high electrical demand without compromise.

Features

• 35kW continuous output on Liquid Propane and Natural Gas
• 1,800 RPM GM Vortec industrial-grade engine
• Symphony® II Power Management System for intelligent load balancing
• 68 dB normal operating sound level
• Automotive-grade Galvanneal steel enclosure
• Advanced corrosion-resistant powder-coat finish
• InfoHub™ Wireless Monitoring capability
• Approved for installation as close as 18 inches from the structure
• Whole-home automatic transfer compatibility


Specifications & More

• 35kW Output (LP & NG)
• 145 Running Amps
• 120/240V Single-Phase
• 150 Amp Main Circuit Breaker
• 4,300cc GM Vortec 1,800 RPM Engine
• 68 dB Operating Sound Level

The low-speed 1,800 RPM engine delivers quieter operation, improved fuel efficiency, and extended engine life compared to traditional 3,600 RPM systems.


Symphony® II Power Management System

The integrated Symphony® II system intelligently manages power distribution, allowing the generator to power large homes (up to 26,000 sq. ft. with 5-ton A/C systems) without overload.

This advanced load management system helps reduce the need for larger liquid-cooled units, offering performance efficiency and cost savings.


Built for Long-Term Durability

• Automotive-grade Galvanneal steel enclosure
• Advanced powder-coat finish for corrosion resistance
• Chip- and abrasion-resistant housing
• 1,541 lb industrial-grade construction

Dimensions:
91" L × 39.4" W × 41" H

Engineered to withstand harsh climates and long-term outdoor exposure.


Flexible Installation

• Approved for installation as close as 18 inches from the home
• Ideal for space-restricted residential applications
• Designed for professional standby installations


InfoHub™ Wireless Monitoring

Monitor your generator from your:

• Smartphone
• Tablet
• Computer

Receive maintenance reminders and system status updates to ensure your generator is always ready when needed.

Payment & Security

Payment methods
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Briggs & Stratton

Briggs & Stratton 35kW Fortress Standby Generator

SKU: 76830
$19,513.00
In Stock ·  In Stock • Estimated Delivery 1-2 Weeks
View financing options

Free Shipping
FREE — 47 contiguous US states
Sales tax is calculated at checkout
Authorized Briggs & Stratton Dealer
Limited 6 Year Warranty
Ships Direct — US Warehouse
US-based expert support team
1
Free Shipping
Most US States
30-Day Returns
Hassle-free policy
Secure Payment
256-bit encrypted

Commercial-Grade Whole Home Power | LP / NG

The Briggs & Stratton 076830 Fortress™ 35kW Standby Generator delivers powerful, reliable backup power for large homes and light commercial applications. Built with commercial-grade components and advanced load management technology, this system ensures uninterrupted operation during outages.

Designed for performance, durability, and quiet operation, the 35kW Fortress is engineered to handle high electrical demand without compromise.

Features

• 35kW continuous output on Liquid Propane and Natural Gas
• 1,800 RPM GM Vortec industrial-grade engine
• Symphony® II Power Management System for intelligent load balancing
• 68 dB normal operating sound level
• Automotive-grade Galvanneal steel enclosure
• Advanced corrosion-resistant powder-coat finish
• InfoHub™ Wireless Monitoring capability
• Approved for installation as close as 18 inches from the structure
• Whole-home automatic transfer compatibility


Specifications & More

• 35kW Output (LP & NG)
• 145 Running Amps
• 120/240V Single-Phase
• 150 Amp Main Circuit Breaker
• 4,300cc GM Vortec 1,800 RPM Engine
• 68 dB Operating Sound Level

The low-speed 1,800 RPM engine delivers quieter operation, improved fuel efficiency, and extended engine life compared to traditional 3,600 RPM systems.


Symphony® II Power Management System

The integrated Symphony® II system intelligently manages power distribution, allowing the generator to power large homes (up to 26,000 sq. ft. with 5-ton A/C systems) without overload.

This advanced load management system helps reduce the need for larger liquid-cooled units, offering performance efficiency and cost savings.


Built for Long-Term Durability

• Automotive-grade Galvanneal steel enclosure
• Advanced powder-coat finish for corrosion resistance
• Chip- and abrasion-resistant housing
• 1,541 lb industrial-grade construction

Dimensions:
91" L × 39.4" W × 41" H

Engineered to withstand harsh climates and long-term outdoor exposure.


Flexible Installation

• Approved for installation as close as 18 inches from the home
• Ideal for space-restricted residential applications
• Designed for professional standby installations


InfoHub™ Wireless Monitoring

Monitor your generator from your:

• Smartphone
• Tablet
• Computer

Receive maintenance reminders and system status updates to ensure your generator is always ready when needed.

Payment & Security

Payment methods
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Highlights

Authorized dealer — warranty fully protected
Free shipping — 47 contiguous US states
In Stock • Estimated Delivery 1-2 Weeks
Customer Support: (708) 738-7167
Limited 6 Year Warranty Manufacturer Warranty
Free Lift Gate Service
Compare Similar Products
Briggs & Stratton 35kW Fortress Standby Generator
CURRENT
Briggs & Stratton
Briggs & Stratton 35kW Fortress Standby Generator
$19,513.00
100 amp Standard SED Transfer Switch, NEMA 3R
Briggs & Stratton
100 amp Standard SED Transfer Switch, NEMA 3R
$791.00
13/11.5kW (LP/NG) - PP13 Standby Generator, Vanguard, 120/240V, Aluminum Enclosure, GC-1032 Controller
Briggs & Stratton
13/11.5kW (LP/NG) - PP13 Standby Generator, Van...
$4,535.00
13/11.5kW Bundle (LP/NG) - PP13 Standby Generator + 100 amp 16-circuit Transfer Switch
Briggs & Stratton
13/11.5kW Bundle (LP/NG) - PP13 Standby Generat...
$5,215.00
13/11.5kW Bundle (LP/NG) - PP13 Standby Generator + 200 amp Standard SED Transfer Switch + Symphony Choice Power Management
Briggs & Stratton
13/11.5kW Bundle (LP/NG) - PP13 Standby Generat...
$5,329.00
18/18kW Bundle (LP/NG) - PP18 Standby Generator + 200 amp Standard SED Transfer Switch + Symphony Choice Power Management
Briggs & Stratton
18/18kW Bundle (LP/NG) - PP18 Standby Generator...
$6,622.00
Questions & Answers
Q: Is this an authorized product with a valid warranty?
A: Yes. Mr. Volt, Inc. is an authorized dealer for every brand we carry. Your manufacturer warranty is fully valid and protected on every purchase.
Q: How do I track my order?
A: Order tracking is provided via email. If for any reason tracking information is delayed or missing for any reason, our support team is available to provide shipment updates and assist with your order.
Q: Do you offer financing?
A: Yes — 0% APR financing through Affirm, APPROVE, and PayPal.
Q: What if I need help choosing the right product?
A: Our experts are here to help. Call, text, or email us and we'll recommend the right solution based on your specific needs.
Financing Options

APR Financing Available

Pay over 3, 6, or 12 months with no hidden fees.

Business Financing

Apply in 60 seconds. No credit score impact to apply.

Monthly Payments

Pay monthly for purchases of $49 to $10,000 through PayPal.

Customer Reviews
—
Loading...
5 star
0
4 star
0
3 star
0
2 star
0
1 star
0
Contact Us

By Phone

Mon–Fri 9am–6pm CST
(708) 738-7167

Call Now

By Message

Send us a message anytime and we respond within a few hours

Send Message

Live Chat

Chat with our expert team right now for instant answers

Start Chat