Eaton S20N11B15CUSS General-Purpose Encapsulated Transformer - UL Listed

Part Number: S20N11B15CUSS
Manufacturer
Eaton
Part number
S20N11B15CUSS

Quick Summary

The Eaton S20N11B15CUSS general-purpose encapsulated transformer is designed to reliably convert 240/480 V primary power to 120/240 V secondary for control panels and industrial equipment. It addresses field challenges like rugged environments, corrosion, and wiring complexity by delivering a sealed, durable solution that reduces commissioning time. UL Listed and housed in a NEMA 3R enclosure, with a Grade 304 stainless enclosure option, the unit is engineered for indoor-outdoor use in demanding environments. The copper-windings design and epoxy encapsulation support long-term reliability while simplifying maintenance and serviceability. This 15 kVA transformer also integrates smoothly with standard motor and control circuits, helping minimize downtime and total cost of ownership.

Product Information

Extended Description

S20N11B15CUSS Eaton: Eaton, general purpose encapsulated transformer, ep, single-phase, pv: 240 x 480v, taps: none, sv: 120/240v, 80°c, 15 kva, cu windings, frame: 182, indoor-outdoor.
Product Name
Eaton General purpose encapsulated transformer
Catalog Number
S20N11B15CUSS
UPC
786680062995
Product Length/Depth
14.12 in
Product Height
23.31 in
Product Width
16.35 in
Product Weight
326 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
Grade 304 stainless steel enclosure
Coil material
Copper
Design
EP
Enclosure
NEMA 3R
Frame
182
Tap size
None
Type
General-Purpose Encapsulated Transformer
Wiring connection
3A
Frequency rating
60 Hz
Phase
Single-phase
Primary voltage
240 V, 480 V
Secondary Voltage
120/240 V
Temperature rise
80 °C rise
Volt ampere rating
15 kVA
Weathershield
Indoor-Outdoor
Feature: Epoxy-encapsulated general-purpose transformer provides a sealed, moisture-resistant construction. Business Impact: Increases reliability in damp or dusty environments, extends service life, and reduces field remediation costs. Application: Ideal for control panels and outdoor-equipped equipment where environmental exposure is a concern. Feature: Copper windings deliver low resistance and high efficiency. Business Impact: Improves voltage regulation and reduces copper losses across loading conditions, lowering energy waste. Application: Suitable for continuous operation in manufacturing lines and process controls. Feature: NEMA 3R enclosure with indoor-outdoor capability and Grade 304 stainless steel notes. Business Impact: Delivers corrosion resistance and robust protection against weather, enabling outdoor installations without enclosure failures. Application: Outdoor substations, weather-exposed control rooms, and rugged plant floors. Feature: Primary voltage options of 240 V and 480 V with a 120/240 V secondary. Business Impact: Flexible sourcing for varied plant architectures; minimizes need for multiple transformers. Application: Mixed-voltage facilities and retrofit projects where space and compatibility matter. Feature: 15 kVA rating within frame 182 and 3A wiring connection supports compact yet capable power distribution. Business Impact: Supports high-demand control circuits with compact footprint, reducing panel depth and simplifying wiring. Application: Factory automation panels, motor control centers, and distributed control cabinets. Feature: Epoxy encapsulation and copper coil design provide robust mechanical and electrical integrity. Business Impact: Improves fault tolerance, reduces insulation degradation, and supports long intervals between maintenance cycles. Application: Harsh environments, high-vibration applications, and facilities prioritizing uptime and safety.

Get a Quick Quote for a Eaton S20N11B15CUSS

Chat with us on WhatsApp - fast responses guaranteed

Need to speak with someone? We'll call you back within 2 hours during business hours

Interested in Eaton S20N11B15CUSS? Enquire Now

FAQs

Install in accordance with its NEMA 3R indoor-outdoor enclosure rating and Grade 304 stainless enclosure notes. Mount on a solid base suitable for the 182 frame, account for a 326 lb weight, and ensure proper ventilation and clearance for cabinet doors and wiring access.
This is a single-phase transformer with primary voltage options of 240 V or 480 V and a 120/240 V secondary. It uses 3A wiring connections and employs copper windings, delivering 15 kVA of power with 60 Hz operation.
Yes. It is UL Listed and designed for indoor-outdoor use with a NEMA 3R enclosure, making it appropriate for outdoor installations and harsh environments.
The unit uses a 182 frame and a Grade 304 stainless steel enclosure noted in catalog documentation, offering rugged protection and a compact footprint ideal for space-constrained panels while maintaining mechanical integrity and service access.
Eaton’s Selling Policy 25-000 provides a one-year warranty from installation or eighteen months from shipment, whichever occurs first, ensuring coverage for manufacturing defects and early-life reliability concerns.