Skip to content
BIG FRIGGIN DEALS: One Big Deal. One Day Only. Shop Todays Offer >
Northern Tool Equipment Logo TextNorthern Tool Equipment Logo text link to Home.

Free Gift Card on All Orders Over $100 See Details

Free Gift Card Details

$100 Order

$10
gift card

$250 Order

$25
gift card

$500 Order

$50
gift card

$1000 Order

$100
gift card
  • The promotion will be automatically applied on the Shopping Cart page.
  • To qualify for this offer, your order subtotal must equal $100 or more. Excludes gift cards, free item offers, warranties, Advantage memberships, tax and shipping.
  • Free gift cards will be issued in the form of e-gift cards only, not physical gift cards.
  • E-gift cards will be sent to the email address used in your billing address when your order ships or is picked up.
  • Free e-gift cards expire 10/01/26.
  • Promo code not valid on prior purchases or on Honda and STIHL products and cannot be combined with other promotional offers.
  • Valid online and in participating retail stores.
  • Limited-time offer. Subject to change without notice.
Print

Guardian Standby Generator — 35,000 Watt, Dual Fuel, Liquid Cooled, Model 5259T

Item# 1671991
Guardian Standby Generator — 35,000 Watt, Dual Fuel, Liquid Cooled, Model 5259T

This is a carousel with one large zoomable image and a track of thumbnails on the left. Select any of the thumbnail buttons to change the zoomable image on the right. If a thumbnail is a video or 360 degree image thumbnail, or the last thumbnail in the list, the button will open the product media modal.

Guardian Standby Generator — 35,000 Watt, Dual Fuel, Liquid Cooled, Model 5259T

Click or Tap image to Zoom

  • 35 kW of power when using LP
  • 27 kW of power when using natural gas
  • 2.4 L engine
  • Dimensions: 77 in. L X 29.5 in. W X 45 in. H
  • 291.6A @ 120V and 145.8A @ 240V.

See full description

  • Description

  • Key Specs

  • Reviews

  • Q & A

  • Warranty

  • Compare

Product Summary

Completely automatic standby generator runs on liquid propane or natural gas! Emergency standby generator system supplies backup power in case of power outages. Durable 2.4 litre 4-Cyl., 3600 rpm automotive engine for long duty-cycle operation. Engine safely shuts dow for low oil level, low oil pressure, high temperature, low coolant level, overspeed and overcrank. Electronic governor and automatic voltage regulation provide clean AC power. Internal fuel regulator operates unit on either natural gas or liquid propane gas (see below). Sound dampening all-steel enclosure for quiet performance (fewer than 75dB @ 23 feet), 200 Amp, 250 Volt transfer switch in NEMA 3R enclosure for safe transition from utility to generator power. Protected by main line circuit breaker. Weekly exerciser starts unit to test itself and recharge internal battery. 2-year limited warranty. Truck ship. U.S.A.

Features + Benefits

  • 35 kW of power when using LP
  • 27 kW of power when using natural gas
  • 2.4 L engine
  • Dimensions: 77 in. L X 29.5 in. W X 45 in. H
  • 291.6A @ 120V and 145.8A @ 240V.
  • Generator sales are final

Key Specs

AttributeSpecification

item#

1671991

Brand

Generac

Manufacturer's Warranty

24 months parts / 24 months labor

Ship Weight

1859.0 LB
AttributeSpecification

Rated Kilowatts LP

35

Rated Kilowatts NG

35

Fuel Type

Dual Fuel- Propane and Gas

Dimensions L x W x H (in.)

77 x 29.5 x 45 in

Reviews

Questions & Answers

Questions

Warranty

Manufacturer's Warranty

24 months parts / 24 months labor

Extend Your Warranty Coverage with a Northern Protection Plan (NPP)

Replacement Plan — 1 Year

A Northern Protection Plan is available after adding the product to your shopping cart.