521781-1

Introducing POSITIVE LOCK CONNECTORS FOR HVAC MOTORS APPLIANCES /// POSITIVE LOCK CONNECTORS FOR HVAC MOTORS POSITIVE LOCK CONNECTORS FOR HVAC MOTORS Description Key Features • Four and five position connectors designed to mate to power and • Ergonomically friendly, one piece housing designs discrete speed tap control contacts on high efficiency residential HVAC blower motors • Designed using TE Connectivity’s Mark III Positive Lock Connection System • Ergonomically friendly, one piece housing design Applications • High efficiency residential HVAC blower motors Mechanical • Application specification 114-2074 Materials • Housings: UL 94 V-0 Nylon, white • Terminals: Unplated or tin plated brass • Low mating force • Positive locking to mating tabs • Audible click upon mating • Housings keyed to ensure proper position and orientation at mating • Housings made from UL 94 V-0 Flammability Rated Material Product Offering • Housing part number: 521781-1, 4-position • Terminal part number: For Circuit C (Low Voltage Signal Common) 250 Series Mark III Positive Lock Receptacles 63933-X, 63854-X, 1217092-X For Circuits L, G, and N (Line Voltage) 187 Series Mark III Positive Lock Receptacles 1217113-X and 1217114-X • Housing part number: 521780-1, 5-position • Terminal part number: 250 Series Mark III Positive Lock Receptacles 63933-X, 63854-X, 1217092-X APPLIANCES /// POSITIVE LOCK CONNECTORS FOR HVAC MOTORS PAGE 2 POSITIVE LOCK CONNECTORS FOR HVAC MOTORS Standards and Specifications • UL Recognized & CSA Certified • RoHS Compliant • Application Specification 114-2074 Product Dimensions and Part Numbers • Mark III Receptacle Housing for HVAC Motor Material Color Part Number Nylon Natural X X 521781-1 Nylon Natural X X 521780-1 .980 [24.89] .980 [24.89] 1.655 [42.04] 1.344 [34.38] .400 [10.16] Part Number 521781-1 4-Position APPLIANCES /// POSITIVE LOCK CONNECTORS FOR HVAC MOTORS .400 [10.16] Part Number 521780-1 5-Position PAGE 3 TE Connectivity Technical Support Center USA: +1 (800) 522-6752 Canada: +1 (905) 475-6222 Mexico: +52 (0) 55-1106-0800 Latin/S. America +54 (0) 11-4733-2200 Germany: +49 (0) 6251-133-1999 UK: +44 (0) 800-267666 France: +33 (0) 1-3420-8686 Netherlands: +31 (0) 73-6246-999 China: +86 (0) 400-820-6015 te.com © 2015 TE Connectivity Ltd. family of companies. All Rights Reserved. 4-1773449-8 APP CS 11/2015 TE Connectivity, the TE connectivity (logo), and Positive Lock are trademarks of the TE Connectivity Ltd. family of companies. While TE has made every reasonable effort to ensure the accuracy of the information in this document, TE does not guarantee that it is error-free, nor does TE make any other representation, warranty or guarantee that the information is accurate, correct, reliable or current. TE reserves the right to make any adjustments to the information contained herein at any time without notice. TE EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES REGARDING THE INFORMATION CONTAINED HEREIN, INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. In no event will TE be liable for any direct, indirect, incidental, special or consequential damages arising from or related to recipient’s use of the information. It is the sole responsibility of the recipient of this information to verify the results of this information using their engineering and product environment, Recipient assumes and all risks associated with the use of the information. The dimensions in this document are for reference purposes only and are subject to change without notice. All specifications are subject to change without notice. Consult TE for the latest dimensions and design specifications. APPLIANCES /// POSITIVE LOCK CONNECTORS FOR HVAC MOTORS