Eaton S20L11S15CUS64X Encapsulated Transformer - NEMA 4X
Part Number: S20L11S15CUS64X
Quick Summary
Eaton S20L11S15CUS64X is a general-purpose encapsulated transformer designed for reliable power isolation in industrial control panels. Engineers often struggle with weatherproofing and space constraints in dusty or wet environments. The unit uses a NEMA 4X enclosure with a 316 stainless steel option to withstand harsh conditions, delivering robust indoor-outdoor performance. With copper windings and a compact footprint, it supports flexible installation in crowded electrical rooms and control housings. This transformer balances rugged protection with easy installability, helping manufacturers meet demanding uptime targets while maintaining cost efficiency. By leveraging its tap adjustments and proven design, you gain faster commissioning and improved voltage stability across your critical loads.
Product Information
Extended Description
S20L11S15CUS64X Eaton: Eaton General purpose encapsulated transformer, EP, copper, NEMA 4X, 180, 60 Hz, single-phase, 240 V, 480 V, 120/240 V, 2 at -5% FCBN x 4 at -2.5% FCBN, 150 °C rise, 15 KVA, indoor-outdoor
Product Name
Eaton General purpose encapsulated transformer
Catalog Number
S20L11S15CUS64X
UPC
786680116575
Product Length/Depth
10.52 in
Product Height
19 in
Product Width
13.38 in
Product Weight
0.001 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
Contact Manufacturer
Catalog Notes
NEMA 4X Grade 316 stainless steel enclosure.
Coil material
Copper
Design
EP
Enclosure
NEMA 4X
Frame
180
Tap size
2 at -5% FCBN x 4 at -2.5% FCBN
Type
General-purpose encapsulated transformer
Frequency rating
60 Hz
Phase
Single-phase
Primary voltage
240 V, 480 V
Secondary Voltage
120/240 V
Temperature rise
150 °C rise
Volt ampere rating
15 kVA
Weathershield
Indoor-Outdoor
Feature → Business Impact → Application: Copper coil windings deliver high efficiency and low losses, reducing energy waste and cooling needs in continuous operation. This translates to lower operating costs and extended equipment life in factory automation lines and motor control centers. Application: 15 kVA, single-phase power distribution for panel boards and control circuits, ideal for machine builders and packaging lines. Feature → Tap size of 2 at -5% and 4 at -2.5% FCBN enables voltage fine-tuning to accommodate supply variations, improving protection of sensitive electronics and reducing nuisance tripping at the point of use. Application: Volume-sensitive assembly cells where power quality is critical. Feature → NEMA 4X enclosure with 316 stainless steel notes, indoor-outdoor capability, and EP design deliver rugged protection against moisture, dust, and corrosion, ensuring reliability in washdown zones and outdoor installations. Application: Outdoor enclosures, food & beverage equipment, and outdoor utility kiosks. Feature → 150 °C rise rating provides a clear thermal performance envelope under load surges, supporting consistent output during peak demand and contributing to predictable machine performance. Application: High-demand automation lines with variable loads. Feature → 60 Hz, single-phase operation with 240/480 V primary and 120/240 V secondary enables seamless integration with common utility feeds and downstream control systems, minimizing conversion needs and simplifying wiring. Application: Standard industrial power distribution in mid-size facilities. Feature → NEMA 4X, indoor-outdoor, and general-purpose EP design ensure quick installation with compatible enclosures and straightforward maintenance, reducing field labor and downtime. Application: Systems needing robust protection and straightforward service access. Insight: The S20L11S15CUS64X fits well in environments where quick retrofit, reliable performance, and easy spares management are critical to sustaining line efficiency and reducing total cost of ownership.
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FAQs
The transformer offers a 240 V and 480 V primary supply with a 120/240 V secondary output, designed for flexible integration into common industrial power networks and control panels.
Yes. It features an NEMA 4X enclosure with 316 stainless steel construction, rated for indoor-outdoor service, which provides robust protection against moisture, dust, and corrosive environments.
The unit footprint accommodates a 13.38 in width, 19 in height, and 10.52 in depth, enabling installation in standard electrical enclosures and limited spaces without compromising access for maintenance.
It provides taps at 2 at -5% FCBN and 4 at -2.5% FCBN, allowing precise voltage adjustments to compensate for supply fluctuations and protect downstream equipment.
Eaton’s policy 25-000 provides a one-year warranty from installation or 18 months from shipment, whichever occurs first, supporting lifecycle cost management and maintenance planning.