Eaton UTS78E3PWM12 Plastic Waterproof Connector - IP68/69K
Part Number: UTS78E3PWM12
Quick Summary
Eaton Souriau UTS series plastic waterproof IP68/69k connector provides reliable waterproof power and signal coupling for harsh outdoor environments. OEMs face sealed connections that must withstand vibration, wide temperature swings, and moisture ingress without frequent field maintenance. The design carries UL 1977, CSA-C22.2 No.182.3, and IEC 61984 certifications while delivering IP68 sealing for unmated conditions, ensuring dependable performance in challenging environments. By combining rugged sealing with a compact footprint, this connector reduces assembly time and inventory variety. For integrators and manufacturers, it translates to lower maintenance costs, improved uptime, and the flexibility to deploy in a broad range of industrial and outdoor applications.
Product Information
Extended Description
UTS78E3PWM12 Eaton: Plastic threaded receptacle, without backshell, with 3 male solder contacts, IP68/69K in unmated conditions, keying W; UTS78E3PWM12
Product Name
Eaton Souriau UTS series plastic waterproof IP68/69k connector
Catalog Number
UTS78E3PWM12
Product Length/Depth
21.3 mm
Product Height
24 mm
Product Width
24 mm
Product Weight
6.9 g
Compliances
UL 1977 (please contact us for more details) CSA-C22.2 No.182.3 (please contact us for more details) IEC 61984 (please contact us for more details) ROHS exemption 6.c
Current rating
7 A IEC 7 A UL
Environmental conditions
RoHS REACH Flammability rating UL94 HB
Environmental resistance
Resistant against gasoline Resistant against basic bath Resistant against oil Vibrations level Per IEC 60512-4 - from 10 to 2000 Hz Resistant against mineral oil Resistant against acid bath UV resistant, no degradation after 5 years of exposure in natural environment
Test current
7 A UL 7 A CSA 7 A IEC
Test voltage
250 V CSA 250 V UL 32 V IEC
Connector accessory option
No backshell possibility
Connector orientation
W
Connector type
Receptacle
Contact delivery
Loaded
Contact gender
Pin (Male)
Contact type
Solder Cup
Coupling type
1/3 Bayonet
Degree of protection
IP68
Insert material
Neoprene
Layout
3
Shell material
Plastic
Shell size
8
Mating cycles
250
Operating temperature - max
105 °C
Operating temperature - min
-40 °C
Receptacle type
Threaded Receptacle
Number Of Contacts
3
Number of cavity #20
3
Salt spray
500 hour
Feature: IP68/69K sealed threaded receptacle with 3 male solder contacts. Business Impact: Ensures moisture intrusion protection and field reliability, minimizing downtime in outdoor and wet environments. Application: Used in equipment exposed to water, dust, and vibration where fast, secure connections are essential. Feature: 7 A current rating and 250 V (UL/CSA) with 32 V (IEC) limits. Business Impact: Supports common control and sensor loads while maintaining safety margins, enabling compact panel design. Application: Industrial controls, automation sensors, and small power circuits in rugged settings. Feature: 3-position Layout with 3 contacts and solder cup termination. Business Impact: Simplifies wiring harnessing and field repair, reducing assembly time and potential solder faults. Application: Small-scale power and signal interfaces in compact control panels. Feature: 1/3 Bayonet coupling and threaded receptacle design. Business Impact: Combines fast mating with a robust seal, improving installation efficiency and reliability under vibration. Application: Equipment subject to frequent reconnects and harsh environments. Feature: Operating temp range -40 °C to 105 °C and UV-resistant plastic. Business Impact: Enables use across extreme climates with long service life, lowering lifecycle costs. Application: Outdoor machinery, agricultural and construction equipment, and outdoor control boxes. Feature: No backshell option and W keying. Business Impact: Reduces accessory inventory and simplifies mounting, while maintaining positive alignment and IP sealing. Application: Panel-mounted connectors in constrained spaces where additional protection is unnecessary.
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FAQs
The UTS78E3PWM12 is a threaded receptacle in the UTS series and does not offer a backshell option. This simplifies installation and reduces accessory inventory, while the 1/3 bayonet coupling provides reliable mating under vibration. For panel mounting, ensure the mating connector aligns with the W keying and use appropriate sealing measures to maintain the IP68 rating in unmated conditions.
This connector features a 7 A current rating per UL, CSA, and IEC standards, and supports up to 250 V in CSA/UL configurations and 32 V in IEC configurations. It has 3 solder cup contacts arranged in a 3-position layout, designed for reliable power and signal transfer in rugged environments while maintaining safe operation across its rated voltage and current.
Yes. The unit offers UV resistance and environmental resilience, including resistance to mineral oil and basic baths, along with a gasoline tolerance specification. Its operating temperature range of -40 °C to 105 °C makes it suitable for outdoor and harsh industrial settings, while the IP68 sealing protects against moisture ingress during unmated conditions and long-term exposure.
The connector is certified to UL 1977 and CSA-C22.2 No.182.3, with IEC 61984 compliance. It also carries ROHS exemption 6.c; these certifications support safe integration into industrial control panels, machinery, and outdoor equipment, helping meet regional regulatory requirements and supplier qualification criteria.
The connector features 250 mating cycles, which supports dependable field use with repeated connect/disconnect actions. Its IP68 sealing and robust plastics reduce ingress-related maintenance, while the solder cup contacts simplify field repairs. Overall, the design aims to lower downtime and extend service life in demanding automation and outdoor applications.