Eaton S10N04P51P General-Purpose Encapsulated Transformer - UL Listed
Part Number: S10N04P51P
Quick Summary
Eaton S10N04P51P is a general-purpose encapsulated transformer designed for reliable power conversion in industrial control panels. In environments with limited space and challenging conditions, operators need a compact, robust solution that delivers consistent voltage with minimal maintenance. The unit carries UL Listed certification and a NEMA 3R enclosure rating, supporting dependable indoor-outdoor performance. Its 0.50 kVA rating matches small-to-medium control loads, while 120/240V primary and 12/24V secondary voltages cover common panel circuits. Aluminum windings and a 115°C temperature rise contribute to durability in hot environments. With Eaton’s documented warranties and easy wiring (509A), this transformer helps reduce downtime and total cost of ownership.
Product Information
Extended Description
S10N04P51P Eaton: Eaton General-Purpose Encapsulated Transformer, EP, Single-phase, PV: 120 X 240V, Taps: None, SV: 12/24V, 115°C, .50 kVA, Al windings, Frame: 57P, Indoor-Outdoor.
Product Name
Eaton General purpose encapsulated transformer
Catalog Number
S10N04P51P
UPC
786680073588
Product Length/Depth
5.18 in
Product Height
9.34 in
Product Width
4.45 in
Product Weight
15 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
Coil material
Aluminum
Design
EP
Enclosure
NEMA 3R
Frame
57P
Tap size
None
Type
General-Purpose Encapsulated Transformer
Wiring connection
509A
Frequency rating
60 Hz
Kva Rating
0.50 kVA
Phase
Single-phase
Primary voltage
120 V, 240 V
Secondary Voltage
12/24 V
Temperature rise
115 °C rise
Volt ampere rating
0.5 kVA
Weathershield
Indoor-Outdoor
Feature: General-purpose encapsulated design protects windings and joints from dust, moisture, and physical impact, extending service life. Business impact: Lower maintenance costs and fewer field failures. Application: Control panels in manufacturing lines, where reliability under vibration and exposure is critical. Feature: 0.50 kVA, single-phase configuration with 120/240V primary and 12/24V secondary, no taps. Business impact: Simplified sourcing and installation, reducing wiring errors and spare-part inventories. Application: Local control circuits and small automation loads in machine rooms and panels. Feature: NEMA 3R enclosure and indoor-outdoor Weathershield compatibility. Business impact: Enables outdoor-rated or semi-enclosed installations, expanding site options and reducing enclosure needs. Application: Outdoor machine enclosures, built-in weather-exposed panels, and flexible plant layouts. Feature: Frame 57P and wiring connection 509A. Business impact: Easy mounting in standard cabinets and straightforward, repeatable wiring during commissioning. Application: Retrofit projects and new installations with tight space constraints. Feature: Aluminum windings and 115°C rise with UL listed certification. Business impact: High-temperature resilience and safety compliance support longer life in hot plants and adherence to quality standards. Application: Heavy-use automation environments where ambient temperatures spike and uptime is essential.
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FAQs
For installation, consider using a 57P frame footprint to fit within standard panels, wire via the 509A connection, and position the transformer for adequate airflow. The NEMA 3R enclosure supports indoor-outdoor use, while UL Listed certification confirms safety. Plan for a clean mounting surface and access to both primary and secondary terminals for maintenance.
The 0.50 kVA rating provides sufficient headroom for typical control loads, such as relays, timers, and small PLC inputs. With 120/240V primary and 12/24V secondary, it aligns with common panel circuits, enabling straightforward integration and reducing the need for multiple transformers in compact installations.
Yes. The transformer features a NEMA 3R enclosure and Weathershield designation for indoor-outdoor use, enabling reliable operation in exposed or semi-exposed locations while maintaining safety and insulation integrity.
The unit is UL Listed, providing recognized safety assurance. Its indoor-outdoor enclosure rating and high-temperature capability (115°C rise) support compliant operation in challenging plant environments and align with common industry reliability expectations.
With aluminum windings and a robust encapsulated design, the transformer delivers durable operation under high ambient temperatures, reducing replacement frequency. The no-tap configuration simplifies wiring and reduces maintenance points, contributing to lower lifecycle costs and predictable uptime in automated facilities.