Eaton C0100E3AFB MTE Industrial Transformer - CSA/UL Listed
Part Number: C0100E3AFB
Quick Summary
Eaton C0100E3AFB MTE transformer powers 120 V controls in industrial automation. For panel builders facing tight spaces and maintenance demands, a compact, epoxy-encapsulated design reduces footprint and downtime. UL Listed, CSA Certified, and RoHS compliant, the transformer meets crucial safety, regulatory, and environmental standards. With 208/277 V input, 120 V output, 100 VA rating, and copper windings, it delivers reliable control power across demanding cycles. Designed for 50/60 Hz operation, its molded-in terminals and factory-mounted fuse block streamline wiring and spare parts management, supporting straightforward procurement and scalable panel design. In short, it blends performance with practical maintenance and compliance benefits for modern automation projects.
Product Information
Extended Description
C0100E3AFB Eaton: Eaton Type MTE industrial control transformer, Eaton industrial control transformer, MTE, pv: 208/277v, taps: none, sv: 120v, 55°c, 100 va, cu magnet wire
Product Name
Eaton Type MTE industrial control transformer
Catalog Number
C0100E3AFB
UPC
786680550607
Product Length/Depth
3.49 in
Product Height
4.35 in
Product Width
3.38 in
Product Weight
4.2 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 UL Listed cUL Certified
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
100 VA
Secondary voltage
120 V
Modification 1
Factory-mounted two-pole primary fuse block for non-rejection type fuses
Special features
Primary fuse block
Feature: Primary and secondary voltage compatibility from 208/277 V to 120 V enables direct powering of common 120 V control circuits, reducing the need for additional step-down devices. Business Impact: Simplified panel design and faster commissioning save installation time and labor costs. Application: Machine controls and relay coils in automotive, packaging, and process environments. Feature: 100 VA rating supports typical control circuits without overloading, lowering the risk of nuisance tripping. Business Impact: Higher reliability and reduced warranty service calls. Application: Signal conditioning and coil-driven actuators in small to mid-size panels. Feature: Copper windings enhance conductivity and thermal performance. Business Impact: Improved energy efficiency and longer transformer life under cycling loads. Application: Continuous operation in 24/7 manufacturing lines. Feature: Epoxy encapsulation and high-quality silicon steel laminations minimize core losses and protect against moisture ingress. Business Impact: Lower operating temperatures and extended service life in harsh environments. Application: Enclosed panel boards with exposure to humidity or dust. Feature: Molded-in terminals and factory-mounted two-pole primary fuse block for non-rejection fuses simplify wiring and service. Business Impact: Faster maintenance, safer connections, and reduced field wiring errors. Application: Compact control panels in high-volume production lines. Feature: RoHS compliance and multiple certifications (UL Listed, CSA Certified, cUL) support regulatory alignment and sustainability initiatives. Business Impact: Easier audit trails and approved supply chain for regulated industries. Application: Industrial automation across North America and Europe.
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FAQs
The transformer accepts 208/277 V on the primary winding and delivers 120 V on the secondary winding, rated at 100 VA. It uses copper windings and supports 50/60 Hz operation, with an insulation system rated to 130°C. There are no taps, and the device features molded-in terminals for durable, field-friendly wiring.
The unit includes a factory-mounted two-pole primary fuse block designed for non-rejection type fuses. Installation involves connecting the 208/277 V supply to the primary terminals and wiring the 120 V secondary to the control circuits. Use non-rejection fuses as specified by the fuse block design, and ensure proper insulation and mechanical clearance in the panel.
Yes. This Eaton transformer is UL Listed, CSA Certified, and cUL Certified, and it complies with RoHS requirements. These certifications support safety and regulatory compliance across North American panels, enabling easier qualification for regulated machinery and reducing risk in regulated industries.
The device measures 3.49 in (depth) by 4.35 in (height) by 3.38 in (width) and weighs about 4.2 lb. It is epoxy encapsulated with molded-in terminals, designed for compact panel installations. The built-in fuse block and mounting features support straightforward integration into standard control panels and reduce wiring complexity.
This transformer offers reliable control power with copper windings and a robust 130°C insulation system, reducing maintenance cycles and downtime. The compact form factor and fused primary block streamline installation, while UL/CSA and RoHS compliance support audits and sustainability goals. Overall, it lowers total cost of ownership by improving panel density and procurement efficiency.