Eaton S20N13S05 General-Purpose Transformer - UL Listed
Part Number: S20N13S05
Quick Summary
S20N13S05 is a general‑purpose encapsulated transformer designed to power control panels and industrial equipment in indoor-outdoor environments. Engineers often struggle with reliable voltage conversion and protective enclosures in rugged settings, leading to prolonged commissioning and maintenance costs. This unit is UL Listed and offers a NEMA 3R enclosure with indoor-outdoor suitability, providing robust protection and code compliance. With 5 kVA capacity and 60 Hz operation, it supports a wide range of automation and power distribution applications while simplifying procurement and installation. The combination of aluminum windings, a compact form factor, and a weather-resilient design translates to dependable performance for industrial automation and smart manufacturing initiatives.
Product Information
Extended Description
S20N13S05 Eaton: Eaton General purpose encapsulated transformer, EP, aluminum, NEMA 3R, 177, 60 Hz, single-phase, 240 V, 480 V, 115/230 V, NONE, 115 °C rise, 5 KVA, indoor-outdoor, 3Z
Product Name
Eaton General purpose encapsulated transformer
Catalog Number
S20N13S05
UPC
786680087912
Product Length/Depth
9.89 in
Product Height
16 in
Product Width
10.38 in
Product Weight
130 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
Coil material
Aluminum
Design
EP
Enclosure
NEMA 3R
Frame
177
Tap size
None
Type
General-Purpose Encapsulated Transformer
Wiring connection
3Z
Frequency rating
60 Hz
Phase
Single-phase
Primary voltage
240 V, 480 V
Secondary Voltage
115/230 V
Temperature rise
115 °C rise
Volt ampere rating
5 kVA
Weathershield
Indoor-Outdoor
Feature → Business Impact → Application: Aluminum coil construction reduces copper loss and weight, improving overall efficiency and ease of handling on site, which lowers lifecycle cost and supports quick replacement in maintenance cycles for automation cabinets. Feature → NEMA 3R enclosure provides weather and dust protection, enabling safe indoor-outdoor installation in production floors or outdoor skids without additional shielding, ideal for outdoor power distribution in harsh environments. Feature → 60 Hz, single-phase, 240/480 V primary and 115/230 V secondary delivers versatile power conversion for control panels and machine mounts, reducing the need for multiple transformers in a mixed-voltage line. Feature → 5 kVA VA rating meets typical automation load profiles, supporting motor control, PLC power, and instrumentation within a compact footprint, improving space utilization in control houses. Feature → UL Listed and Indoor-Outdoor Weathershield certification ensures regulatory compliance and reliability, accelerating project approvals and minimizing risk during audits. Feature → 177 frame, dimensions, and 130 lb weight enable straightforward mounting and handling in standard electrical rooms, enhancing installation efficiency and reducing downtime during upgrades. These specs collectively deliver measurable outcomes: improved energy efficiency, faster commissioning, reduced spare-part diversity, and greater site reliability for industrial automation and power management.
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FAQs
The transformer weighs 130 lb and fits within a 9.89 in depth, 16 in height, and 10.38 in width footprint. It uses a 3Z wiring connection and a NEMA 3R enclosure suitable for indoor-outdoor installation. Mounting options should accommodate its weight and ensure adequate ventilation and clearance for heat dissipation.
The S20N13S05 is a 5 kVA, single-phase transformer with a 60 Hz frequency rating. Primary voltages are 240 V and 480 V, while secondary voltages are 115/230 V, enabling flexible power supply for control panels and automation equipment.
Yes. It is UL Listed and features a NEMA 3R enclosure with indoor-outdoor weather protection. This combination ensures safety, compliance with electrical codes, and suitability for varied installation environments including outdoors.
This transformer excels in control panels, automation cabinets, and power distribution applications where reliable voltage conversion is required in both indoor and outdoor settings. Its 5 kVA rating supports typical automation loads without excessive footprint or material variety.
With a robust enclosure, aluminum windings, and UL/NEMA ratings, maintenance intervals are predictable and downtime is minimized. The unit ships with standard Eaton warranty terms and is designed to reduce spare parts diversity, aiding total cost of ownership in industrial environments.