Eaton Encapsulated transformer S20N11B16SS4X - NEMA 4X
Part Number: S20N11B16SS4X
Quick Summary
Encapsulated transformer from Eaton provides rugged single-phase power conversion for control panels and outdoor equipment. Engineers often struggle with space constraints and moisture exposure inside compact cabinets. This unit features a NEMA 4X enclosure with 304 stainless steel construction and an 80 °C rise, offering reliable protection in harsh environments. With a 1.5 kVA rating and aluminum winding, it delivers efficient voltage transformation while keeping weight and costs in check. Warranty and service support from Eaton help OEMs meet uptime guarantees, simplify maintenance, and shorten time-to-market.
Product Information
Extended Description
S20N11B16SS4X Eaton: Eaton General purpose encapsulated transformer, EP, aluminum, NEMA 4X, 60 Hz, single-phase, 240 V, 480 V, 120/240 V, None, 80 °C rise, 1.5 KVA, indoor-outdoor
Product Name
Eaton General purpose encapsulated transformer
Catalog Number
S20N11B16SS4X
UPC
786680092169
Product Length/Depth
6.52 in
Product Height
13.41 in
Product Width
6.37 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 304 stainless steel enclosure.
Coil material
Aluminum
Design
EP
Enclosure
NEMA 4X
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
80 °C rise
Volt ampere rating
1.5 kVA
Weathershield
Indoor-Outdoor
Feature: Encapsulated general-purpose design with an aluminum winding. Business Impact: The sealed construction minimizes moisture ingress and contaminants, reducing insulation degradation and unplanned downtime. Application: Ideal for control panels and machines in dusty plants or outdoor installations where reliability matters. Feature: NEMA 4X enclosure with Grade 304 stainless steel. Business Impact: Provides rugged protection against washdowns, corrosion, and harsh weather, extending service life and lowering maintenance costs. Application: Suitable for outdoor enclosures and harsh indoor environments in food, beverage, and industrial automation settings. Feature: Primary 240/480 V and secondary 120/240 V voltages. Business Impact: Supports flexible deployment across equipment and regions, enabling standardized stock and reduced part numbers. Application: Panel power supplies, machine controls, and legacy installations using mixed distribution voltages. Feature: 1.5 kVA rating at 60 Hz. Business Impact: Delivers essential control power for automation without over-sizing, optimizing space and energy use. Application: Control circuits, sensors, relays, and PLC inputs in dynamic production lines. Feature: 80 °C rise and indoor-outdoor capability. Business Impact: Maintains performance under thermal load in crowded panels, improving uptime and reducing cooling needs. Application: Compact switchgear and control cabinets with limited ventilation in industrial facilities. Feature: Aluminum winding and lightweight design. Business Impact: Easier handling, faster installation, and lower warehousing costs, paired with a robust warranty. Application: OEM assembly, serviceable equipment, and modular distribution units.
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FAQs
The transformer is designed for straightforward panel installation with its compact footprint and NEMA 4X enclosure. Mounting orientations are flexible, and the aluminum coil simplifies handling during wiring. Plan for proper clearance for heat dissipation and ensure secure terminal connections to maintain performance in automated environments.
Verify primary voltages of 240 V or 480 V and secondary voltages of 120/240 V, with a 60 Hz frequency and a 1.5 kVA rating. The unit supports standard control circuits and PLC inputs. Ensure your cabinet ventilation accommodates the 80 °C rise rating to sustain reliability under load.
Yes. The S20N11B16SS4X features a NEMA 4X enclosure with Grade 304 stainless steel construction, designed for indoor-outdoor service and resistance to corrosion and moisture, making it well-suited for rugged outdoor installations and washdown zones in industrial settings.
The unit is specified with a NEMA 4X enclosure and stainless steel construction for environmental protection. While general ratings are provided, confirm any additional certifications with the manufacturer for your specific regional compliance needs and project requirements.
Eaton provides a standard warranty policy (25-000) of one year from install or 18 months from shipment, whichever occurs first. The corrosion-resistant enclosure and durable aluminum winding reduce maintenance intervals and replacement costs, delivering a favorable total cost of ownership for OEMs and end users.