Eaton S25N11S10X Encapsulated Transformer - UL Listed
Part Number: S25N11S10X
Quick Summary
Eaton S25N11S10X encapsulated transformer delivers reliable power isolation and voltage conversion for industrial control panels and equipment rooms. Designers and technicians often struggle with weather sealing, enclosure suitability, and consistent performance in mixed indoor-outdoor environments. This unit carries UL Listed certification and a rugged NEMA 3R enclosure, making it suitable for both indoor and outdoor installations while withstanding harsh plant conditions. With a single-phase design operating at 50-60 Hz, it aligns with common facility power rails. The aluminum coil and 10 kVA rating support scalable automation projects, reducing downtime and simplifying procurement for power management and distribution systems.
Product Information
Extended Description
S25N11S10X Eaton: Eaton General purpose encapsulated transformer, EP, aluminum, NEMA 3R, 180, 50-60 Hz, single-phase, 220 V, 120/240 V, NONE, 115 °C rise, 10 KVA, indoor-outdoor, 26D
Product Name
Eaton General purpose encapsulated transformer
Catalog Number
S25N11S10X
UPC
786680097515
Product Length/Depth
10.52 in
Product Height
19 in
Product Width
13.38 in
Product Weight
200 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
50/60 Hz
Coil material
Aluminum
Design
EP
Enclosure
NEMA 3R
Frame
180
Tap size
None
Type
General-Purpose Encapsulated Transformer
Wiring connection
26D
Frequency rating
50-60 Hz
Phase
Single-phase
Primary voltage
220 V
Secondary Voltage
120/240 V
Temperature rise
115 °C rise
Volt ampere rating
10 kVA
Weathershield
Indoor-Outdoor
Commercial Distribution, Transformers, Volume 2, Tab 2
Eaton Specification Sheet - S25N11S10X
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: General specifications include aluminum coil and EP design with NEMA 3R enclosure. Business Impact: Improves reliability in variable environments and reduces maintenance costs due to rugged construction. Application: Ideal for indoor-outdoor control panels and distributed power systems in manufacturing settings. Feature: 10 kVA power rating paired with 220 V primary and 120/240 V secondary. Business Impact: Supports critical loads with headroom for growth while maintaining voltage stability. Application: Item in machine rooms and panel houses powering automation equipment. Feature: 50-60 Hz, single-phase operation. Business Impact: Direct compatibility with standard plant electrical infrastructure, minimizing conversion losses. Application: New installations and retrofits in automation and process control. Feature: NEMA 3R enclosure for indoor-outdoor use. Business Impact: Weather resistance and enclosure protection reduce weather-induced outages and safeguard components. Application: Outdoor substations, equipment yards, and protected outdoor panels. Feature: 115 °C rise rating and 26D wiring. Business Impact: High-temperature capability supports dense installations and reliable operation under load. Application: Compact switchgear and control installations in limited spaces. Feature: Aluminum coil and EP design with UL Listed certification. Business Impact: Corrosion resistance and trusted compliance simplify audits and procurement. Application: General-purpose transformer use across industrial power management and distribution scenarios.
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FAQs
The S25N11S10X is designed for 220 V primary, 120/240 V secondary, single-phase operation. Install it in a protected enclosure with proper clearance for heat dissipation, connect to 26D wiring per Eaton installation guidelines, and ensure the NEMA 3R enclosure is rated for the site’s indoor-outdoor exposure. Confirm UL Listed compliance during commissioning.
Key specs include a 10 kVA VA rating, 220 V primary, 120/240 V secondary, 50-60 Hz frequency, single-phase design, aluminum coil, 115 °C rise, and NEMA 3R enclosure. It is rated for indoor-outdoor use and features a 26D wiring connection, suitable for robust industrial environments.
Yes. The transformer uses a NEMA 3R enclosure designed for indoor-outdoor service, providing weather resistance and protection against environmental contaminants. Pair it with UL Listed protection and 50-60 Hz operation to support outdoor automation and process control installations with confidence.
The S25N11S10X is UL Listed, indicating compliance with recognized safety standards for electrical equipment. Its NEMA 3R enclosure further ensures suitability for outdoor or partially protected environments. These certifications reduce risk, simplify audits, and support regulatory compliance in industrial power distribution projects.
Warranty terms follow Eaton Selling Policy 25-000: one year from installation or 18 months from shipment, whichever occurs first. For service, documentation, and parts, contact Eaton support or your authorized distributor. This coverage helps protect capital investment and minimizes downtime during critical automation projects.