Eaton S20N11S16SS4X Transformer - UL Listed, 1.5 kVA
Part Number: S20N11S16SS4X
Quick Summary
Eaton S20N11S16SS4X transformer is a general purpose encapsulated power transformer for industrial controls and panel applications. Operators often face reliability gaps, weather exposure, and space constraints that complicate transformer selection and maintenance. UL Listed certification, NEMA 3R enclosure protection, and an aluminum coil design deliver robust performance in challenging environments. With a 1.5 kVA rating, 60 Hz operation, and 240/480 V primary feeding 120/240 V secondary, this unit supports scalable control circuits while enabling straightforward installation in both indoor and outdoor settings. The result is reduced downtime, simpler procurement, and a clearer path to compliance across industrial facilities.
Product Information
Extended Description
S20N11S16SS4X Eaton: Eaton General purpose encapsulated transformer, EP, aluminum, NEMA 3R, 60 Hz, single-phase, 240 V, 480 V, 120/240 V, NONE, 115 °C rise, 1.5 KVA, indoor-outdoor
Product Name
Eaton General purpose encapsulated transformer
Catalog Number
S20N11S16SS4X
UPC
786680086762
Product Length/Depth
0.001 in
Product Height
0.001 in
Product Width
0.001 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
UL Listed
Catalog Notes
Grade 304 stainless steel enclosure with NEMA 4X rating
Coil material
Aluminum
Design
EP
Enclosure
NEMA 3R
Tap size
None
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
115 °C rise
Volt ampere rating
1.5 kVA
Weathershield
Indoor-Outdoor
Feature: The transformer delivers a 1.5 kVA rating with 60 Hz single-phase operation. Business impact: This capacity supports typical control logic, PLC inputs, and relay coils without overloading sources, improving reliability and reducing heat buildup. Application: Ideal for control panels and machine centers where compact, reliable power is required. Feature: Aluminum coil construction. Business impact: Lighter weight, improved thermal performance, and corrosion resistance reduce handling costs and maintenance. Application: Favorable for field installations and equipment in mixed indoor-outdoor environments. Feature: NEMA 3R enclosure with indoor-outdoor compatibility. Business impact: Enhances protection against dust, moisture, and incidental exposure, cutting preventive maintenance costs. Application: Suitable for panel enclosures and wall-mounted installations in factories or outdoor locations. Feature: UL Listed certification and 1.5 kVA rating. Business impact: Meets safety and performance standards while delivering predictable power for automation circuits. Application: Compliance-focused deployments in regulated industrial settings. Feature: Design EP with encapsulated construction and aluminum winding. Business impact: Proven isolation and reliable operation in rugged environments, simplifying integration with standard industrial controls. Application: Suitable for general purpose control transformers in new builds or retrofit panels.
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FAQs
The S20N11S16SS4X is a single-phase, encapsulated transformer rated at 1.5 kVA with a 240/480 V primary and 120/240 V secondary. It is designed for indoor-outdoor use with a NEMA 3R enclosure and UL Listed safety certification. Mounting should comply with standard panel or enclosure guidelines, ensuring adequate clearance for heat dissipation and access for wiring termination. The unit suits panel boards, machine control centers, and compact automation stations, offering straightforward integration with common 120/240 V control circuits.
Key specs include 1.5 kVA VA rating, 60 Hz frequency, single-phase configuration, and primary voltage options of 240 V and 480 V with a secondary of 120/240 V. The design supports 115°C rise, which aligns with typical indoor-outdoor control applications. The transformer uses aluminum windings and is encapsulated for robust isolation. These features collectively enable reliable isolation of control circuits and compatibility with standard automation equipment.
Yes. The unit is designed for indoor-outdoor operation with a NEMA 3R enclosure and Weathershield protection aimed at varying ambient conditions. Its aluminum winding and encapsulated EP design provide resistance to environmental factors, while UL Listed certification ensures compliance with safety standards. This makes it well-suited for control panels, regional distribution boards, and outdoor machinery enclosures where weather exposure and space constraints are considerations.
The transformer is UL Listed, a key safety and performance certification that validates electrical integrity and reliability for industrial use. It features a NEMA 3R enclosure rating suitable for indoor-outdoor environments, and its 60 Hz single-phase operation matches common industrial control requirements. These certifications matter because they simplify regulatory compliance, reduce risk during audits, and provide assurance to procurement and maintenance teams about long-term operability.
Investing in the S20N11S16SS4X offers a predictable total cost of ownership: UL certification and robust enclosure reduce field faults, while the rugged encapsulated design lowers maintenance frequency. The aluminum windings contribute to lightweight handling and thermal efficiency, potentially reducing installation costs. With the 1.5 kVA rating, facilities can power a range of control devices without oversizing, improving panel density and system reliability over time.