Eaton UTS78D3APW Receptacle - IP68 Waterproof Connector

Part Number: UTS78D3APW
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Manufacturer
Eaton
Part number
UTS78D3APW

Quick Summary

Eaton UTS78D3APW plastic waterproof IP68/69k connector provides rugged PCB-mount mating for harsh outdoor equipment. Engineers often struggle with unreliable sealing, limited backshell options, and compatibility gaps in harsh environments. It carries IP68 protection, and is tested to UL 1977 and IEC 61984 standards for safe, durable electrical interfaces. Ideal for industrial automation and OEM assemblies, it delivers reliable sealing and compact PCB-contact options with gold-plated pins, reducing field failures and service calls. With a 3-contact PCB layout and a 25.3 mm length plus a 24 mm width profile, it fits compact control panels for streamlined installation. The 7 A rating and 250 mating cycles address lifecycle costs in rugged equipment, supporting predictable maintenance planning.

Product Information

Extended Description

UTS78D3APW Eaton: Plastic jam nut receptacle, without backshell, with 3 male PCB contacts, IP68/69K in unmated conditions, keying W; UTS78D3APW
Product Name
Eaton Souriau UTS series plastic waterproof IP68/69k connector
Catalog Number
UTS78D3APW
Product Length/Depth
25.3 mm
Product Height
24 mm
Product Width
24 mm
Product Weight
7.2 g
Compliances
CSA-C22.2 No.182.3 (please contact us for more details) ROHS exemption 6.c UL 1977 (please contact us for more details) IEC 61984 (please contact us for more details)
Current rating
7 A UL 7 A IEC
Environmental conditions
Flammability rating UL94 HB REACH RoHS
Environmental resistance
Resistant against mineral oil Vibrations level Per IEC 60512-4 - from 10 to 2000 Hz Resistant against gasoline Resistant against acid bath Resistant against basic bath Resistant against oil UV resistant, no degradation after 5 years of exposure in natural environment
Test current
7 A CSA 7 A IEC 7 A UL
Test voltage
250 V UL 50 V IEC 250 V CSA
Connector accessory option
No backshell possibility
Connector orientation
W
Connector type
Receptacle
Contact delivery
Loaded
Contact gender
Pin (Male)
Contact plating
Gold
Contact type
PCB
Coupling type
1/3 Bayonet
Degree of protection
IP68
Insert material
Neoprene
Layout
D3A
Shell material
Plastic
Shell size
8
Mating cycles
250
Operating temperature - max
105 °C
Operating temperature - min
-40 °C
Receptacle type
Jam Nut Receptacle
Number Of Contacts
3
Number of cavity #20
3
Nut material
Aluminium
Salt spray
500 hour
IP68/69K sealing is the defining feature, delivering a sealed interface that resists immersion, dust ingress, and repeated washdowns. This reduces field failures, warranty costs, and unplanned downtime in harsh environments. It’s particularly valuable for outdoor enclosures, mobile machinery, and marine-grade installations where reliable ingress protection directly impacts maintenance cycles and overall equipment availability. Three PCB-mounted contacts with gold plating provide a robust electrical path, high corrosion resistance, and stable signal integrity in demanding automation panels. The business impact is fewer intermittent connections and longer component life, translating to lower spare part usage and service intervals. This makes the UTS78D3APW ideal for control modules, sensor interfaces, and compact PLC I/O assemblies where a reliable PCB interface matters most. 1/3 bayonet coupling delivers secure retention and fast mating, enabling quicker panel assembly and easier field maintenance. The resulting labor savings reduce installation time and exposure to downtime during routine connector changes. Applications include control panels in conveyors, packaging lines, and remote enclosures where quick, tool-free access improves overall line efficiency. Backshell-free jam nut receptacle design simplifies mounting and reduces components in the bill of materials. This translates to faster installation, lower weight, and a smaller footprint in tight panels. It’s well suited to instrument panels, junction boxes, and rugged enclosures in industrial environments where every gram and millimeter counts. Operating temperature from -40 °C to 105 °C, 7 A current rating, and 250 mating cycles combine to deliver reliable performance across climate zones and years of use. The business impact is predictable maintenance planning, lower replacement costs, and consistent performance in harsh environments. This makes the UTS78D3APW a robust choice for industrial automation, remote sensing, and equipment exposed to temperature swings.

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FAQs

This model is a backshell-free jam nut receptacle designed for panel mounting. Install through a cutout sized for the 25.3 mm depth and 24 mm square footprint, then secure with the jam nut. Use correct orientation (W) and apply appropriate sealing grommets or panel materials to maintain IP68 protection during service.
It provides three gold-plated PCB contacts with a robust current rating of 7 A and 250 mating cycles, ensuring reliable contact integrity in control modules and sensor interfaces. The 1/3 bayonet coupling enables fast, tool-free mating, while the plastic housing supports lightweight, compact panel designs typical of automation equipment.
Yes. The connector complies with UL 1977 and IEC 61984, and it carries CSA-related considerations along with RoHS exemption 6.c. These certifications support safe operation, cross-border deployments, and regulatory adherence for equipment used in automation, transport, and industrial environments.
The UTS78D3APW is rated for up to 250 mating cycles, which aligns with typical maintenance intervals in moderate to high-use automation panels. Its IP68 rating and gold-plated contacts also contribute to extended service life by resisting corrosion and environmental ingress in harsh conditions.
Ideal for outdoor enclosures, rugged conveyors, remote control panels, and motor control centers where weight, space, and fast installation matter. The jam nut mounting and compact 25.3 mm depth enable tight panel fits, while IP68 protection ensures reliable operation in wet or dusty environments.