Cut Sheet
2 of 2
Installation Information
UL Listed and CSA Certified for use on stranded copper (AWG) wire only.
Strip away the end 3/8 inch of wire insulation.
Make the crimp in the proper station of a recommended 3M™ Scotchlok™ Crimp
Tool: TH-440, TH-450 (scissor style) or TR-490 (ratchet style) hand tools.
For the MN24BC-A, use the 3M™ Scotchlok™ Crimp Tool TH-450.
Barrel Crimp (Required)
Engineering Specification Crimp-type connectors shall, electrically and mechanically, connect to the pre-stripped
end of two stranded copper wires.
The connector line shall offer barrel variations in wire (AWG) size (26-24, 22-18, 16-
14, 12-10) and construction (non-insulated brazed seam, vinyl insulated butted seam,
nylon insulated seamless, etc.) The connector line shall have regulatory agency
coverage (UL Listing, CSA Certification). The connectors shall be marked with the
wire range and manufacturer’s symbol (K)
The Nylon Insulated Seamless Butt Connector shall be tin-plated, copper, having a
double-length, round seamless barrel, with a center stop and a close fitting nylon tube
covering, color coded and sized for a specified (AWG) wire range (26-24, 22-18, 16-
14 and 12-10).
Insulated connectors shall be UL Listed and CSA Certified for 600 volts maximum for
building wire, 1000 volts maximum for signs or fixtures, and temperature rated 221°F
(105°C) maximum.
Important Notice All statements, technical information, and recommendations related to 3M’s products are based on
information believed to be reliable, but the accuracy or completeness is not guaranteed. Before
using this product, you must evaluate it and determine if it is suitable for your intended application.
You assume all risks and liability associated with such use. Any statements related to the product
which are not contained in 3M’s current publications, or any contrary statements contained on your
purchase order shall have no force or effect unless expressly agreed upon, in writing, by an
authorized officer of 3M.
Warranty; Limited Remedy; This product will be free from defects in material and manufacture from the time of purchase.
Limited Liability: 3M MAKES NO OTHER WARRANTIES INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED
WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. If this
product is defective within the warranty period stated above, your exclusive remedy shall be, at
3M’s option, to replace or repair the 3M product or refund the purchase price of the 3M product.
Except where prohibited by law, 3M will not be liable for any indirect, special, incidental or
consequential loss or damage arising from this 3M product, regardless of the legal theory
asserted.
3M and Scotchlok are trademarks of 3M Company.
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800 245 3573 Please recycle.
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