Eaton S12N27P01P Encapsulated Transformer - UL Listed
Part Number: S12N27P01P
Quick Summary
Eaton S12N27P01P encapsulated transformer delivers 1 kVA single-phase power isolation for commercial and industrial control panels. For engineers facing moisture, dust, and harsh environments, this unit's indoor-outdoor NEMA 3R enclosure reduces field failures and maintenance intervals. UL Listed and CSA Certified provide essential safety and regulatory assurance for panel builders and OEMs, while the epoxy resin design supports 135°C rise for reliability in hot installations. With aluminum windings and a compact footprint, it fits standard enclosures and simplifies installation. This transformer enables robust 120 V to 277 V service at 60 Hz, supporting power management and distribution with predictable performance.
Product Information
Extended Description
S12N27P01P Eaton: Eaton General purpose encapsulated transformer, EP, aluminum, NEMA 3R, 67P, 60 Hz, single-phase, 120 V, 277 V, None, 115 °C rise, 1 KVA, indoor-outdoor, 519G
Product Name
Eaton General purpose encapsulated transformer
Catalog Number
S12N27P01P
UPC
786680103773
Product Length/Depth
6.56 in
Product Height
13.03 in
Product Width
5.53 in
Product Weight
26 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 CSA Certified
Catalog Notes
EP and EPT on New Resin (135°C Rise)
Coil material
Aluminum
Design
EP
Enclosure
NEMA 3R
Frame
67P
Tap size
None
Type
General-purpose encapsulated transformer
Wiring connection
519G
Frequency rating
60 Hz
Phase
Single-phase
Primary voltage
120 V
Secondary Voltage
277 V
Temperature rise
115 °C rise
Volt ampere rating
1 kVA
Weathershield
Indoor-Outdoor
Feature: 1 kVA, single-phase, 60 Hz, 120 V primary to 277 V secondary; Business Impact: reliable voltage transformation with ample headroom for control circuits, reducing nuisance trips; Application: control panels in commercial and light industrial environments. Feature: NEMA 3R enclosure; Business Impact: weather-resistant performance lowers downtime in indoor-outdoor applications; Application: outdoor equipment housings, entry cabinets, and washdown areas. Feature: Aluminum windings; Business Impact: lighter weight and corrosion resistance improve handling, installation speed, and lifecycle reliability; Application: cabinet installations where weight and durability matter. Feature: EP design epoxy resin with 135°C rise; Business Impact: higher heat tolerance minimizes derating and improves uptime in warm facilities; Application: near high-ambient-temperature equipment. Feature: 519G wiring and 67P frame; Business Impact: standardized wiring and mounting reduce integration time and field wiring errors; Application: OEM and systems integrator panel assemblies. Feature: Weathershield Indoor-Outdoor; Business Impact: extended service life in varied environments, lowering replacement costs; Application: panels exposed to moisture and dust. Feature: Certifications UL Listed and CSA Certified; Business Impact: regulatory compliance and safer installations for audits and customer approvals; Application: panel manufacturing, end-user facilities, and regulated industries. Feature: Compact dimensions and weight (6.56 in L × 5.53 in W × 13.03 in H; 26 lb); Business Impact: space-efficient fit in crowded enclosures and easier handling; Application: retrofits and new builds in space-constrained installations.
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FAQs
Follow standard mounting practices for a 67P frame transformer with a 6.56 in L × 5.53 in W × 13.03 in H footprint. Use the 519G wiring scheme for primary and secondary connections, ensure proper clearance, and maintain a clean, dry panel environment to preserve UL-listed safety and CSA certification integrity.
It is a 1 kVA, single-phase transformer with 60 Hz operation, 120 V primary and 277 V secondary. Temperature rise is rated at 115 °C, and the unit uses aluminum windings in a NEMA 3R enclosure, weighing about 26 lb with dimensions 6.56 in × 5.53 in × 13.03 in.
Yes. The enclosure is rated for indoor-outdoor use with NEMA 3R protection, and the Weathershield design supports reliable operation in exposed environments, reducing weather-related maintenance and downtime.
The S12N27P01P is UL Listed and CSA Certified, confirming compliance with major electrical safety standards for panel builders, integrators, and regulated facilities.
The combination of rugged enclosure, corrosion-resistant aluminum windings, compact footprint, and reliable 60 Hz performance translates to lower maintenance costs, fewer field failures, easier installation, and longer service life in demanding environments.