Eaton EH45 Enclosure Climate Control - UL Listed
Part Number: EH45
Quick Summary
Eaton EH45 enclosure climate control delivers reliable heater protection for electrical enclosures in harsh industrial environments. Maintenance teams grapple with condensation and temperature swings that trigger downtime and sporadic equipment failures. UL Listed certification supports electrical safety compliance, and the aluminum housing with an external hinge withstands tough duty in harsh sites. This compact 45 W heater is designed for 35 mm DIN rail installations and integrates with Eaton’s B-Line enclosure systems for consistent, reliable climate control. The overall solution reduces field service calls and supports predictable maintenance, helping OEMs and integrators protect critical panels.
Product Information
Extended Description
EH45 Eaton: Eaton B-Line series heater, Aluminum, Clip for 35 mm DIN rail, Heaters, 45 W, External hinge, Ptc heater
Product Name
Eaton B-Line series enclosure climate control
Catalog Number
EH45
UPC
782051177336
Product Length/Depth
1.54 in
Product Height
1.54 in
Product Width
2.76 in
Product Weight
0.66 lb
Certifications
UL Listed
Material
Aluminum
Special features
45 W
Product Category
Heaters
Type
Barrier kit
45 W heating output delivers consistent enclosure warming, reducing thermal cycling and prolonging component life, which translates to measurable reduction in failure rates and maintenance costs in automation panels. The business impact is clear: fewer unplanned downtime events and more reliable control cabinet operation in factory floors where space is at a premium. The 45 W PTC heater is housed in an aluminum enclosure, delivering corrosion resistance and durability that withstands harsh environments common in electrical infrastructure installations. This improves long-term reliability and lowers replacement cycles, particularly in outdoor or damp facilities where enclosure climate control is a must. A clip designed for 35 mm DIN rails and an external hinge enables fast, tool-free installation and quick access for routine service, minimizing downtime during maintenance windows and speeding up panel upgrades. Aluminum construction also supports lightweight handling during installation and reduces labor time during retrofits or expansions. UL Listed certification reinforces compliance with electrical safety standards, enabling faster approvals and smoother commissioning in regulated settings. This barrier kit style heater integrates seamlessly with the Eaton B-Line family, supporting scalable enclosure climate control across multiple cabinet configurations while keeping projects on schedule and within budget. The 45 W rating aligns with typical small to mid-size control panels, delivering cost-effective heating without overprovisioning power or increasing waste heat load. In practical terms, installers benefit from a compact, predictable solution that fits tight cabinet footprints, supports consistent temperatures, and reduces the need for supplemental heat strategies in space-constrained environments.
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FAQs
EH45 is designed for direct DIN rail mounting using a clip compatible with 35 mm rails, simplifying installation inside Eaton B-Line enclosures. The unit also features an external hinge for easy access during maintenance and inspections. Aluminum construction provides corrosion resistance, and the compact footprint supports tight panel layouts while maintaining serviceability.
Key specifications include a 45 W PTC heater, aluminum housing, 1.54 in length and height, 2.76 in width, weight 0.66 lb, UL Listed, and a 35 mm DIN rail clip. It is ideal for enclosure climate control in automation panels, distribution cabinets, and other compact control enclosures where reliable heat is needed to prevent condensation and thermal stress.
Yes. EH45 uses an aluminum housing for durability in harsh environments and carries UL Listed certification to support electrical safety compliance. The external hinge provides easy access for inspection and maintenance, while its compact design minimizes exposure to dust and moisture within restricted spaces. This combination helps protect sensitive electronics and extend panel life.
EH45 is part of Eaton’s B-Line climate control family and mounts onto a 35 mm DIN rail using a clip, with the external hinge enabling straightforward access. After mounting, connect power to the heater and verify airflow within the enclosure. For detailed wiring and mounting steps, consult the Climate Control Catalog and the EH45 datasheet for wiring diagrams and safety notes.
Technical resources include the Climate Control Products Section – Enclosure Catalog and the Eaton Specification Sheet for EH45. Download the catalog at https://www.eaton.com/content/dam/eaton/products/enclosures/b-line/assets/enclosure-climate-control/climate-control-enclosure-products-catalog-section.pdf and the EH45 datasheet at https://www.eaton.com/us/en-us/skuPage.EH45.pdf for specifications, installation guidance, and compliance details.