Eaton S20N11P76P General-Purpose Transformer - UL Listed
Part Number: S20N11P76P
Quick Summary
Eaton S20N11P76P general-purpose encapsulated transformer provides reliable control power for industrial panels. When space is tight or outdoor exposure threatens performance, mounting and wiring become costly and error-prone. UL Listed certification, a NEMA 3R enclosure, and 115°C rise enable dependable operation in harsh environments. Its epoxy encapsulation helps minimize vibration and moisture ingress, improving reliability in OEM machines and field installations. The aluminum windings offer corrosion resistance and steady performance across a wide temperature range. With a compact 58AP frame and 4.99 by 11.68 by 5.99 inch footprint, installation is straightforward in tight panels. Overall, this transformer supports reliable, energy-efficient automation power with UL listing, helping you meet electrical codes and reduce downtime.
Product Information
Extended Description
S20N11P76P Eaton: Eaton General-Purpose Encapsulated Transformer, EP, Single-phase, PV: 240 X 480V, Taps: None, SV: 120/240V, 115°C, .75 kVA, Alum windings, Frame: 58AP, Indoor-Outdoor
Product Name
Eaton General purpose encapsulated transformer
Catalog Number
S20N11P76P
UPC
786680233852
Product Length/Depth
5.99 in
Product Height
11.68 in
Product Width
4.99 in
Product Weight
22 lb
Compliances
Not Applicable
Certifications
UL Listed
Coil material
Aluminum
Design
EP
Enclosure
NEMA 3R
Frame
58AP
Tap size
None
Type
General-Purpose Encapsulated Transformer
Wiring connection
3A
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
0.75 kVA
Weathershield
Indoor-Outdoor
Feature: Encapsulated EP design. The epoxy-encapsulated construction isolates windings from moisture, dust, and vibration, which translates to lower insulation stress and fewer field failures. Business impact: extended service life and reduced maintenance costs in harsh environments. Application: ideal for control panels in manufacturing floors, packaging lines, and machine tools where reliability matters. Feature: 0.75 kVA power rating. Impact: delivers sufficient current for PLCs, relays, and small sensors without overdesigning the cabinet or wiring. Application: OEM panels and subpanels where space and wire routing are at a premium. Feature: Primary 240/480 V to secondary 120/240 V. Impact: provides flexible sourcing from common plant voltages, easing wiring and reducing the number of separate transformers. Application: distribution panels, control cabinets, and machine feeders. Feature: Indoor-Outdoor, NEMA 3R enclosure, aluminum windings. Impact: withstands weather, humidity, and temperature swings while maintaining performance. Application: outdoor substations, plantrooms, and equipment rooms with variable conditions. Feature: 58AP frame, compact footprint (5.99 x 4.99 x 11.68 in) and 22 lb weight. Impact: easier installation in tight spaces and faster panel fabrication. Application: retrofit projects and new builds with limited space. Feature: UL Listed certification and fixed-ratio, no-tap design. Impact: simplifies compliance processes and reduces wiring errors, enabling quicker approvals and consistent performance. Application: any automation panel requiring standardization and robust certification. Feature: Robust transformer design supports extended uptime. Impact: reduces unplanned downtime and maintenance visits, improving overall equipment effectiveness (OEE). Application: high-availability automation lines and critical control loops. Feature: Aluminum windings optimize cooling and reduce weight. Impact: improves efficiency margins and simplifies handling during installation. Application: applications where weight and heat dissipation matter, such as small-industrial automation cabinets. Feature: 60 Hz operation tailored for North American electrical systems. Impact: ensures compatibility with common equipment, reducing engineering time and enabling quicker project delivery. Application: PLC power rails, control relays, and motor-start circuits in factory automation.
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FAQs
The S20N11P76P delivers a 0.75 kVA rating with a primary voltage of 240 V or 480 V and a secondary output of 120/240 V. It operates at 60 Hz and is designed for single‑phase control circuits in industrial panels, providing stable, isolated power for PLCs, relays, and sensors.
Yes. It comes in a NEMA 3R enclosure designed for indoor-outdoor use and is UL Listed. The aluminum winding and encapsulated epoxy construction resist moisture and vibration, enabling reliable operation in exposed plant environments and weather-controlled outdoor panels.
The transformer uses a 58AP frame and mounts in standard control-panel spaces. Its dimensions are 5.99 in (length) × 4.99 in (width) × 11.68 in (height) with a weight of 22 lb. This supports straightforward installation in tighter panels and retrofit projects.
UL Listed certification is provided, plus a NEMA 3R enclosure rating for indoor-outdoor use. The design supports a 115 °C rise, aluminum coil material, and a fixed-ratio, no-tap configuration, simplifying wiring and code compliance for automation panels.
By delivering reliable 60 Hz control power with minimal maintenance, the S20N11P76P reduces downtime and spare-part needs in OEM and retrofit projects. Its rugged encapsulation, weather resistance, and standard frame support faster installation and longer service life, contributing to lower lifecycle costs.