Eaton S48G11S03N General-Purpose Transformer - UL Listed
Part Number: S48G11S03N
Quick Summary
Eaton S48G11S03N is a general-purpose transformer designed to provide reliable low-voltage power for industrial panels and control systems. In harsh environments, voltage fluctuations and challenging installations can drive downtime; this transformer delivers stable output in a compact, easy-to-mount package. Key certifications include UL Listed with a rugged NEMA 3R enclosure suitable for indoor-outdoor service, supporting compliant installations across regions. Designed for efficiency and compatibility with standard industrial power systems, it helps streamline panel upgrades, improve reliability, and reduce total cost of ownership.
Product Information
Extended Description
S48G11S03N Eaton: Eaton General purpose encapsulated transformer, EP, aluminum, NEMA 3R, 176, 60 Hz, single-phase, 480 V, 120/240 V, 2 at -5% FCBN, 115 °C rise, 3 KVA, indoor-outdoor, 2D
Product Name
Eaton General purpose encapsulated transformer
Catalog Number
S48G11S03N
UPC
786680102004
Product Length/Depth
8 in
Product Height
14.25 in
Product Width
7.69 in
Product Weight
63 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
176
Tap size
2 at -5% FCBN
Type
General-Purpose Encapsulated Transformer
Wiring connection
2D
Frequency rating
60 Hz
Phase
Single-phase
Primary voltage
480 V
Secondary Voltage
120/240 V
Temperature rise
115 °C rise
Volt ampere rating
3 kVA
Weathershield
Indoor-Outdoor
Feature: General-purpose encapsulated transformer design with 3 kVA rating and 60 Hz operation. Business Impact: Delivers dependable power for control circuits with reduced heat and improved efficiency. Application: Ideal for industrial panels, machine rooms, and equipment enclosures in manufacturing settings. The aluminum coil contributes to light weight and good thermal performance, enabling easier installation in limited spaces. Long-tail keywords: low voltage transformer for control panels, 3 kVA transformer, single-phase transformer, aluminum coil transformer. Feature: Primary voltage 480 V and secondary 120/240 V. Business Impact: Streamlines integration with common factory power rails and downstream loads, supporting quick panel upgrades. Application: Suitable for 480 V distribution to 120/240 V circuits in machines and PLCs. Feature: Tap size 2 at -5% FCBN. Business Impact: Allows voltage fine-tuning to compensate line losses and voltage drops, reducing equipment nuisance tripping. Application: On-site voltage optimization for stable operation. Feature: Enclosure rated NEMA 3R and indoor-outdoor use with Weathershield. Business Impact: Ensures reliable performance in varied climates, minimizing weather-related failures. Application: Outdoor installations, protected control cabinets, and durable installations. Feature: Wiring connection 2D and general-purpose EP design. Business Impact: Simplifies wiring and mounting, enabling faster installation and easier maintenance. Application: Standard installation in new panels or retrofits, with straightforward wiring and service access. Feature: UL Listed and 1-year warranty terms. Business Impact: Provides regulatory confidence and supported ownership costs, reducing risk and downtime. Application: Compliance-conscious deployments with predictable service life and coverage.
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FAQs
For mounting, follow a vertical orientation with adequate airflow and minimum clearances per manufacturer guidelines. Use the 2D wiring connection, verify the -5% FCBN tap setting, and torque terminals to spec. The UL Listed unit with a NEMA 3R enclosure supports indoor-outdoor use, simplifying panel retrofits and new builds.
The 480 V primary to 120/240 V secondary arrangement enables efficient distribution from common plant feeders to control circuits and small motors. In a single-phase 3 kVA footprint, it reduces transformer inventory while maintaining compatibility with standard PLC power supplies and motor control centers, minimizing voltage drops and improving performance.
Yes. The unit features an indoor-outdoor NEMA 3R enclosure with Weathershield, designed to resist weather, dust, and corrosion. This makes it a reliable choice for outdoor panels, process I/O cabinets, and equipment rooms exposed to varying climate conditions without additional enclosure requirements.
Eaton provides a one-year warranty from installation or eighteen months from shipment, whichever comes first. This coverage pairs with UL Listed certification to help minimize maintenance surprises and protect long-term panel investments. For field service or replacement parts, consult Eaton’s support portals and your distributor.
Ensure UL Listed compliance for the intended market and verify panel labeling and clearances meet local electrical codes. The unit’s NEMA 3R rating supports outdoor-rated installations, and its single-phase 60 Hz operation with 480 V to 120/240 V output aligns with common industrial power distribution standards, facilitating regulatory acceptance and safer operation.