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Product Overview

  • Helps reduce foul odors caused by grease in your kitchen
  • Easy to install with no professional installation required
  • Stainless steel construction
  • Removable grease / oils collection container has carry handle and pouring spout for easy cleaning
  • Fits Big Dipper 8000, 21000, 14000, and 40000 IS units 42” in length
UPC Code:400015642491

Thermaco MLEK-RET-42 Specs

Shipping Weight
16 lb.
115 Volts
Made in America
Stainless Steel
Plug Type
NEMA 5-15P
Lid Assembly

Thermaco MLEK-RET-42 Details

Provide odor protecting technology to older Big Dipper units with this Thermaco Big Dipper MLEK-RET-42 51000 Series upgrade kit. This kit helps reduce foul odors caused by grease in your kitchen with its increased odor protection that's stronger that previous Big Dipper series. This kit includes a 51000 Series complete lid assembly, a high-performing foam gasket, a grease collector, and 2 stainless steel lids.

This upgrade kit is easy to install with no professional installation required. The rotating gear has a oleophilic / hydrophobic skimming wheel assembly for automatic grease and oil removal. It is also equipped with a flow control device, a field reversible motor assembly, and a self-regulating electric immersion heater that has a thermostatic control as well as a digital control for programmable operation.

With a stainless steel lid, this kit offers a durable design. The lid is also fully removable with magnetic lid tensioners and features quick release clamps. This kit is easy to clean with its polymer wiper blade unit and a separate gasketed removable grease and oils collection container with a carry handle and pouring spout. This kit fits Big Dipper 8000, 21000, 14000, and 40000 IS units 42" in length and units sized 75 GPM or smaller. This unit requires a 115V connection for operation, and the electric motor equipped with overload protection.

We cannot guarantee that this item can be cancelled off of the order or returned once it is placed.

Because this item is not stocked in our warehouse, processing, transit times and stock availability will vary. If you need your items by a certain date, please contact us prior to placing your order. Expedited shipping availability may vary. We cannot guarantee that this item can be cancelled off of the order or returned once it is placed.

Attention CA Residents:

Attention CA Residents

WARNING:This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.p65warnings.ca.gov.

  • Made in America

    Made in America

    This item was made in the United States of America.

  • PDI Certified

    PDI Certified

    This item has been certified by the Plumbing and Drainage Institute (PDI), which promotes the advancement of Engineered Plumbing Products.

  • CE Listed

    CE Listed

    This product complies with the standards imposed by Conformance European (CE).

  • IAPMO R&T, UPC Certified - USA

    IAPMO R&T, UPC Certified - USA

    This product is certified by the International Association of Plumbing and Mechanical Officials (IAPMO) to meet Uniform Plumbing Code (UPC) standards for the USA

  • CSA, US and Canada

    CSA, US and Canada

    This product has been certified by the Canadian Standards Association (CSA) to meet select standards for electrical, plumbing, and/or mechanical products in the United States and Canada.

  • 5-15P


    This unit comes with a NEMA 5-15P plug.

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4 Compatible Models 

Thermaco Big Dipper 14000 Series
Thermaco Big Dipper 21000 Series
Thermaco Big Dipper 40000 Series
Thermaco Big Dipper 8000 Series