Eaton C0750E3A Industrial Control Transformer - UL Listed
Part Number: C0750E3A
Quick Summary
Eaton Type MTE industrial control transformer delivers reliable low-voltage power for control circuits in industrial equipment. Engineers often wrestle with crowded control panels, mounting durability, and regulator compliance when specifying transformers for automation projects. This model is RoHS compliant and carries CSA Certified, cUL Certified, and UL Listed marks, supporting safe, regulatory-ready installations. With a 750 VA rating at 208/277 V primary and a 120 V secondary, and epoxy encapsulation for rugged service, it enables scalable, field-proven control power while simplifying installation and maintenance. The product’s high-quality silicon steel laminations reduce core losses for efficiency and long-term operating cost reductions.
Product Information
Extended Description
C0750E3A Eaton: Eaton Type MTE industrial control transformer, pv: 208/277v, taps: none, sv: 120v, 55°c, 750 va
Product Name
Eaton Type MTE industrial control transformer
Catalog Number
C0750E3A
UPC
786680550454
Product Length/Depth
7.61 in
Product Height
5.14 in
Product Width
5.25 in
Product Weight
26.5 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Compliances
RoHS Compliant
Certifications
CSA Certified cUL Certified UL Listed
Catalog Notes
Epoxy encapsulated, Laminations of high quality silicon steel to minimize core losses and optimize performance, 50/60Hz operation, 130°C insulation system standard, Molded-in terminals for maximum durability
Coil material
Copper windings
Design
MTE
Tap size
None
Primary voltage
208/277 V
Temperature rating
55°C
Volt ampere rating
750 VA
Secondary voltage
120 V
Primary voltage versatility and power rating drive reliability in control panels. The C0750E3A delivers 208/277 V primary to 120 V secondary with a 750 VA rating, supporting multiple control circuits from a single transformer. Copper windings and epoxy encapsulation promote stable output under demanding loads and high vibration, reducing drift and hot spots in motor starter panels. This combination makes it suitable for machinery in production lines where space is tight and downtime is costly. Durability is built in with molded-in terminals and high-quality silicon steel laminations. This material choice minimizes terminal wear, reduces wiring errors, and improves reliability in harsh environments such as metal shops, wash-down areas, and dusty plants. Epoxy encapsulation protects windings from moisture and mechanical shock, extending service life and simplifying maintenance in environments where routine inspections are challenging. Compact dimensions and a 26.5 lb weight enable flexible mounting in tight control enclosures and MCCs, while 50/60 Hz compatibility supports global installations without modification, and standard insulation at 130°C provides a comfortable safety margin. The molded-in terminals simplify field wiring and minimize installation time, delivering faster panel builds and easier future upgrades. Compliance and certification advantages help de-risk procurement. RoHS conformance, along with CSA Certified, cUL Certified, and UL Listed marks, streamline supplier qualification and audit readiness. The transformer’s epoxy-encapsulated design further reduces moisture ingress and dust intrusion, while robust core losses management translates to lower operating temperatures and improved reliability in continuous-duty applications. Operational efficiency and lifecycle costs are improved by the MTE architecture. Reduced core losses from silicon steel laminations and efficient heat management cut energy waste and maintenance needs, while fixed taps and solid-terminals simplify diagnostics and service. The unit’s warranty and Eaton support ecosystem provide long-term assurance, helping maintenance teams plan replacements and avoid unexpected downtime.
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FAQs
To install the C0750E3A, mount the transformer inside the panel using the molded-in terminals for secure wiring. Verify the panel supply is 208/277 V and connect to the primary, then run the 120 V secondary circuits from the output. Ensure total load does not exceed 750 VA and maintain adequate clearance for ventilation. Use proper wire sizing and comply with RoHS, CSA, cUL, and UL requirements.
Electrical specifications include a 208/277 V primary and a 120 V secondary, rated at 750 VA, with a 55°C operating temperature and 50/60 Hz performance. The unit uses copper windings and epoxy encapsulation, features molded-in terminals for durable connections, and employs a 130°C insulation system. It weighs about 26.5 lb and measures 7.61 in by 5.14 in by 5.25 in, making it suitable for compact panel layouts.
Yes, the C0750E3A is well-suited for motor control panels and automation dashboards that require stable control power. Its 750 VA rating supports multiple control circuits, and the 208/277 V input with a 120 V output aligns with common control components. Epoxy encapsulation and copper windings enhance reliability in harsh environments, while molded-in terminals simplify field wiring and reduce potential contact failures.
The transformer is RoHS compliant and carries CSA Certified, cUL Certified, and UL Listed marks, validating safety and environmental standards. These credentials help streamline procurement across regulated industries, support regulatory audits, and provide clear, traceable quality signals for installers and maintenance teams.
Maintenance and lifecycle benefits come from epoxy encapsulation, copper windings, and high-quality silicon steel laminations that minimize core losses and thermal stress. Molded-in terminals reduce wear on connections, and the 50/60 Hz design supports versatile deployment. A one-year Eaton warranty plus support ecosystem aids planning, helping teams minimize downtime during replacements and retrofits.