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Home generators Generac/Honeywell 6439 11kW Guardian LP/NG Standby Generator New
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Generac/Honeywell 6054 12kW LP/NG Standby Generator w/Smart Transfer Switch New $2,100.00
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Generac/Honeywell 6459 Guardian 16kW LP/NG Standby Generator New
Generac/Honeywell 6459 Guardian 16kW LP/NG Standby Generator New $2,100.00

Generac/Honeywell 6439 11kW Guardian LP/NG Standby Generator New

$2,300.00

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SKU: nee_168321602 Category: generators Tag: generators
  • Description
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  • Shipping Policy
  • Return and Refund Policy
Description

Generac Authorized Dealer

Manufacturer Refurbished 5 year factory warranty
Manufacturer Refurbished Brand new and manufacturer direct
Manufacturer Refurbished Factory direct pricing
Manufacturer Refurbished Ships directly from Generac
Manufacturer Refurbished Works with liquid propane (LP) or natural gas (NG)
Manufacturer Refurbished Authorized Generac dealer

 


What’s In the Box:

  • Generac or Honeywell branded 6439 11kw Standby generator.
  • Aluminum or steel enclosure
  • Manual

Provides essential circuit power protection for your home, ensuring the necessities remain powered during an outage. Has the ability to backup a 3-ton air conditioner, well pump or water heater, and the main rooms of your house.

Engine
  • Displacement: 530 cc
  • Fuel: Required fuel pressure to generator fuel inlet at all load ranges – 5 to 7 inches of water column for natural gas, 11 to 14 inches of water column for LP gas;
    Outputs are based upon natural gas value:
    @ 1000 Btu per cubic feet and 2520 Btu per cubic feet with LP;
    @ 35,314.7 Btu per cubic meter and 88,993 Btu per cubic meter with LP
  • Governor: (System) Electronic
  • Ignition: (System) Solid-state w/ Magneto
  • Oil Capacity: (Including Filter, Quarts/Liters) Approx. 1.7 qt/1.6 L
  • RPM: (Operating) 3,600 rpm
  • Starter: 12 Vdc
  • Type of Engine: GENERAC OHVI V-TWIN
  • Valves: (Arrangement) Overhead Valve
  • Compression Ratio: 9.5:1
  • Cylinders: (Number of) 2 ;
    (Block) Aluminum w/ Cast Iron Sleeve
Features
  • Innovative Design & Prototype Testing are key components
    of GENERAC’S success in “Improving power by design.” But it
    doesn’t stop there. Total commitment to component testing, reliability
    testing, environmental testing, destruction and life testing, plus testing
    to applicable CSA, NEMA, EGSA, and other standards, allows you to
    choose Generac Power Systems with the confidence that these
    systems will provide superior performance.
  • Single Source Service Response from Generac’s extensive dealer
    network provides parts and service know-how for the entire unit, from the
    engine to the smallest electronic component.
  • Solid-State, Frequency Compensated Voltage Regulation.
    This state-of-the-art power maximizing regulation system is standard on
    all Generac models. It provides optimized FAST RESPONSE to changing
    load conditions and MAXIMUM MOTOR STARTING CAPABILITY by
    electronically torque-matching the surge loads to the engine. Digital
    voltage regulation at ±1%.
  • Test Criteria: Prototype Tested, Nema Mg1-22 Evaluation, System Torsional Tested, Motor Starting Ability
  • True Power™ Electrical Technology: Superior harmonics
    and sine wave form produce less than 5% Total Harmonic Distortion for
    utility quality power. This allows confident operation of sensitive electronic
    equipment and micro-chip based appliances, such as variable speed HVAC
    systems.
Transmission
  • Main circuit breaker: (Line) 50 Amp
  • Rated Power: Rated Maximum Continuous Power Capacity (LP) 11,000 Watts ; Rated Maximum Continuous Power Capacity (NG) 10,000 Watts
Dimensions
  • Dimensions (LxWxH): (in/mm) 48 x 25 x 29/1218 x 638 x 732
  • Max. Load: Rated Maximum Continuous Load Current – 240 Volts (LP/NG) – 45.8/41.7
  • Rated AC Output: (Frequency) 60 Hz
  • Weight: (lb/kg) 407/184.6
General Information
  • Fuel Consumption: (Natural Gas – cu.ft./hr.(cu.meters/hr.)): ;
    1/2 Load – 124 (3.51);
    Full Load – 195 (5.52);
    (Liquid Propane – ft3/hr (gal/hr) [l/hr]: ;
    1/2 Load – 42.8 (1.18) 4.45;
    Full Load – 70 (1.92) 7.28
  • Number of: (Rotor Poles) 2
  • Output: (Sound output in dB(A) at 23 ft (7 m) with generator operating at normal load) 63
  • Phase: 1
  • Power: (Factor) 1
  • Rated Voltage: 240
  • Battery: Requirement (not included) Group 26R, 12 Volts and 525 CCA Minimum

SPECIFICATIONS SUMMARY

 

 

Maximum Watts (LP)
11000
Maximum Watts (NG)
10000

DIMENSIONS

 

 

Product Length (in.)
48
Product Width (in.)
25
Product Height (in.)
29
Product Weight (lbs)
513

As as authorized Generac dealer, this item comes with a 5 year factory warranty.

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Shipping Policy

Shipping Policy

Last updated: September 2026

Thank you for shopping at Grout Enhancer. This Shipping Policy explains how we process and deliver your orders so you know exactly what to expect from purchase to doorstep.

Order Processing & Handling Time

All orders are processed and prepared for shipment within 1–2 business days of the order being placed. Orders are not processed or shipped on weekends or U.S. public holidays.

Transit & Shipping Time

After your order has been processed, standard shipping typically takes 3–5 business days for delivery to addresses within the United States.

Total Estimated Delivery Time

Combining processing and transit times, you can expect your order to arrive in approximately 4–7 business days from the date of purchase.

StageEstimated Time
Order processing & handling1–2 business days
Transit (shipping)3–5 business days
Total estimated delivery4–7 business days

Weekends & Holidays

Delivery times are counted in business days (Monday through Friday, excluding U.S. public holidays). Orders placed on weekends or holidays will be processed on the next business day. During peak shopping seasons or major holidays, delivery may take longer than the estimates above. We appreciate your patience during these periods.

Shipping Cost

We offer free standard shipping on all orders over $75 within the United States. Orders under $75 are charged a flat shipping rate of $7.95.

Order Tracking

Once your order has shipped, you will receive a shipping confirmation email containing your tracking number and a link to track your package. Tracking information is provided as soon as it becomes available from the carrier. If you do not receive a tracking email within 3 business days of your order, please check your spam folder or contact us at reachus@theenhancergroutcleaning.com.

Shipping Destinations

We currently ship to all 50 U.S. states. We do not ship to P.O. boxes, APO/FPO addresses, or international destinations at this time.

Incorrect Address

Please ensure your shipping address is correct at checkout. Grout Enhancer is not responsible for orders delivered to an incorrect or incomplete address provided by the customer. If you notice an error in your shipping address, contact us immediately at reachus@theenhancergroutcleaning.com or +1 (925) 536-4521 — we will do our best to update it before the order ships.

Lost or Delayed Packages

If your package is delayed beyond the estimated delivery window, please first check the tracking information. If the tracking shows no progress for 5 or more business days, contact us and we will open an inquiry with the carrier. For packages confirmed as lost by the carrier, we will arrange a replacement or full refund.

Contact Us

If you have any questions about our shipping policy or the status of your order, please contact us:

  • Email: reachus@theenhancergroutcleaning.com
  • Phone: +1 (925) 536-4521
  • Address: 5 Rider Mill Ct, Owings Mills, MD 21117
Return and Refund Policy

Return and Refund Policy

Last updated: September 2026

We want you to be completely satisfied with your purchase from Grout Enhancer. This Return & Refund Policy explains your rights and the process for returning products and receiving refunds.

30-Day Return Window

You may request a return or refund within 30 days of receiving your order. To be eligible for a return, your item must meet the conditions outlined below.

Eligibility Conditions

  • The item must be unused and in its original condition, with all original packaging, accessories, and documentation included.
  • The product must not be damaged due to misuse, improper installation, or unauthorized modification.
  • Certain products (such as items marked as final sale or clearance) may not be eligible for return. This will be clearly indicated on the product page.
  • You must provide proof of purchase (order number or receipt).

How to Initiate a Return

  1. Email us at reachus@theenhancergroutcleaning.com within 30 days of receiving your order with your order number and the reason for the return.
  2. We will review your request and send you a Return Authorization email with return instructions and the return shipping address.
  3. Pack the item securely in its original packaging with all accessories included.
  4. Ship the item to the address provided in the Return Authorization email.

Return Shipping Responsibility

Customer-initiated returns (change of mind, ordered the wrong item, etc.): The customer is responsible for return shipping costs. We recommend using a trackable shipping service.

Damaged or incorrect items (see below): Grout Enhancer will cover the full cost of return shipping by providing a prepaid return label.

Damaged or Incorrect Items

If you receive an item that is damaged in transit, defective, or incorrect (wrong product, wrong variant, or wrong color), please contact us within 7 days of delivery at reachus@theenhancergroutcleaning.com with:

  • Your order number
  • A description of the issue
  • Photos of the damaged or incorrect item and the packaging

We will arrange a free replacement or a full refund (including original shipping charges) and provide a prepaid return label at no cost to you. You will not be charged return shipping for damaged or incorrect items.

Refund Process

  1. Once we receive your returned item, our team will inspect it to confirm it meets the eligibility conditions above.
  2. You will be notified by email that your return has been received and whether your refund has been approved or denied.
  3. If approved, your refund will be processed back to your original payment method within 5–10 business days of approval, depending on your bank or card issuer.

Refund Processing Time

StageEstimated Time
Return shipment transit3–5 business days
Inspection & approval1–2 business days
Refund to payment method5–10 business days

Partial Refunds

In certain situations, partial refunds may be granted at our discretion, including:

  • Items returned with missing parts, accessories, or original packaging.
  • Items that show signs of use beyond what is necessary to determine their nature, characteristics, or functioning.

Exchanges

We only replace items if they are defective or damaged. If you need to exchange a defective or damaged item for the same product, email us at reachus@theenhancergroutcleaning.com.

Cancellations

If you need to cancel your order, please contact us as soon as possible. Orders can be cancelled free of charge if they have not yet been processed for shipping (typically within 1–2 business days of order placement). Once an order has shipped, it must be returned following the standard return process above.

Contact Us

If you have any questions about our return and refund policy, please contact us:

  • Email: reachus@theenhancergroutcleaning.com
  • Phone: +1 (925) 536-4521
  • Address: 5 Rider Mill Ct, Owings Mills, MD 21117

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