Eaton S40N14S07N Transformer - UL Listed, Indoor-Outdoor
Part Number: S40N14S07N
Quick Summary
The S40N14S07N transformer provides reliable single-phase power distribution for industrial control panels and equipment rooms. Many installations struggle with moisture, dust, and space constraints that jeopardize uptime. This unit is UL Listed and designed with a rugged NEMA 3R enclosure to withstand indoor-outdoor environments, enhancing durability. With a broad primary voltage range (190–440 V) and a 110/220 V secondary, plus a 7.5 kVA rating, it supports multiple panel configurations while keeping installation simple. Aluminum windings contribute to efficient operation, while a compact frame size enables easier mounting in crowded cabinets. In short, it combines safety, versatility, and long-term value for OEMs, integrators, and maintenance teams seeking predictable performance in demanding facilities.
Product Information
Extended Description
S40N14S07N Eaton: Eaton, general purpose encapsulated transformer, ep, single-phase, pv: 190/200/208/220 x 380/400/416/440v, taps: none, sv: 110/220v, 115°c, 7.5 kva, al windings, frame: 179, indoor-outdoor.
Product Name
Eaton General purpose encapsulated transformer
Catalog Number
S40N14S07N
UPC
786680109416
Product Length/Depth
10.52 in
Product Height
19 in
Product Width
13.38 in
Product Weight
187 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.
Certifications
UL Listed
Catalog Notes
Model N
Coil material
Aluminum
Design
EP
Enclosure
NEMA 3R
Frame
179
Tap size
None
Type
General-Purpose Encapsulated Transformer
Wiring connection
538A
Frequency rating
60 Hz
Phase
Single-phase
Primary voltage
190 V, 200 V, 208 V, 220 V, 380 V, 400 V, 416 V, 440 V
Secondary Voltage
110/220 V
Temperature rise
115 °C rise
Volt ampere rating
7.5 kVA
Weathershield
Indoor-Outdoor
Feature: Broad voltage compatibility enables the transformer to serve multiple control circuits across facilities with differing mains, reducing spare parts and speeding up commissioning. Business Impact: Cuts inventory costs and simplifies panel design. Application: Control rooms and machine cells that operate from mixed 190–440 V mains and require a 110/220 V output. Feature: 7.5 kVA single-phase rating supports multiple loads from a single device, improving space efficiency. Business Impact: Reduces the number of transformers in a line, lowering footprint and maintenance overhead. Application: Industrial automation loops, conveyors, and machine tool circuits that share a common power source. Feature: NEMA 3R enclosure with indoor-outdoor capability provides rugged protection against moisture and dust. Business Impact: Extends uptime in outdoor or harsh environments, reducing weather-related failures. Application: Outdoor panels, weather-exposed racks, and loading docks where reliability is critical. Feature: Aluminum windings deliver lower resistance and better heat dissipation for steady performance in hot environments. Business Impact: Improves efficiency and reduces thermal stress on coils, extending life. Application: High-temperature plants or continuous-operation facilities. Feature: 538A wiring connection and secure terminal layout simplify field wiring and commissioning. Business Impact: Faster installation and fewer wiring errors. Application: New builds and panel refurbishments where clean, robust terminations matter. Feature: UL Listed certification paired with a compact 179 frame and 10.52 in L x 13.38 in W x 19 in H footprint. Business Impact: Streamlined procurement, easier compliance, and faster drop-in replacements. Application: OEM assemblies and retrofit projects in space-constrained environments.
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FAQs
The S40N14S07N is rated for a broad primary voltage range of 190–440 V and provides a 110/220 V secondary. This enables flexible compatibility across facilities with mixed power supplies, reducing the need for multiple transformers and simplifying panel design and maintenance.
Yes. The unit features a NEMA 3R enclosure and is designed for indoor-outdoor use, providing protection against moisture and dust. This makes it suitable for outdoor panels, weather-exposed racks, and other challenging environments while maintaining safety and reliability.
The S40N14S07N carries UL Listed certification, signaling compliance with established electrical safety standards. The combination of UL listing and a rugged enclosure supports regulatory compliance for industrial installations and simplifies procurement for safety-minded teams.
Best for control panels, machine rooms, and process automation where a single 7.5 kVA, single-phase transformer can service multiple loads from 190–440 V mains to a 110/220 V secondary. Its compact frame, aluminum windings, and reliable enclosure support efficient panel design and dependable power for conveyors, robotics, and packaging lines.
With aluminum windings, a rugged NEMA 3R enclosure, and UL Listing, the transformer offers durable performance and reduced maintenance over time. Its wide input range minimizes spare parts, while the secure wiring and compact footprint simplify installation. Overall, you gain fewer outages, faster service calls, and lower lifecycle costs on busy production floors.