Eaton Z27N12S02 Hazardous Location Transformer - UL Listed
Part Number: Z27N12S02
Quick Summary
Eaton Hazardous Location Encapsulated Transformer converts 277/120 VAC for use in hazardous environments. Facilities often struggle with finding compact, compliant power solutions that survive dust, moisture and ignition hazards while delivering stable voltage. UL Listed, NEMA 3R enclosure and Class 1 Division 2 ratings support reliable operation in EPZ conditions, helping you meet regulatory requirements. This solution combines rugged protection with a compact footprint, delivering safety, performance, and cost savings for industrial power distribution while supporting scalable, long-term maintenance strategies.
Product Information
Extended Description
Z27N12S02 Eaton: Eaton Hazardous location encapsulated transformer, class 1 division 2 groups c and d, hazardous location transformer, EPZ, aluminum, NEMA 3R, 68H, 60 Hz, single-phase, 277 V, 120 V, NONE, 115 °C rise, 2 KVA, indoor-outdoor, 511DD
Product Name
Eaton Hazardous location encapsulated transformer
Catalog Number
Z27N12S02
UPC
786680091551
Product Length/Depth
6.53 in
Product Height
14.56 in
Product Width
11.21 in
Product Weight
52 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
Type
Class 1 Division 2 Groups C and D, Hazardous Location Transformer
Coil material
Aluminum
Frequency rating
50/60 Hz
Phase
Single-phase
Primary voltage
277 V
Secondary Voltage
120 V
Temperature rise
115 °C rise
Design
EPZ
Enclosure
NEMA 3R
Frame
68H
Tap size
None
Volt ampere rating
2 kVA
Weathershield
Indoor-Outdoor
Wiring connection
511DD
Feature: Class 1 Division 2 hazardous location rating with Groups C and D; Business Impact: Enables safe installation in volatile environments without compromising performance; Application: Chemical plants, oil & gas facilities, and mining operations. Feature: NEMA 3R enclosure for indoor-outdoor use; Business Impact: Weatherproof and corrosion-resistant housing reduces downtime and maintenance costs; Application: Outdoor substations and exposed equipment racks. Feature: Aluminum coil material; Business Impact: Lighter weight and improved heat dissipation enhance installation flexibility and handling safety; Application: Retrofit projects with limited lifting capacity. Feature: 2 kVA, single-phase; Business Impact: Suitable for localized loads with predictable efficiency and stability; Application: Control panels and distribution blocks. Feature: 277 V primary to 120 V secondary, 60 Hz; Business Impact: Direct compatibility with standard utility supplies and equipment; Application: Plant-wide voltage conversion feeds. Feature: EPZ design and 511DD wiring; Business Impact: Simplified compliance and robust fault containment; Application: Hazardous locations with strict wiring requirements. Feature: Weathershield Indoor-Outdoor; Business Impact: All-season reliability in harsh environments, reducing replacement cycles; Application: Outdoor enclosures or damp environments. Feature: 6.53 in L, 11.21 in W, 14.56 in H; Business Impact: Compact footprint supports space-constrained installations; Application: Electrical rooms and equipment closets. Feature: 52 lb weight; Business Impact: Manageable installation and maintenance without heavy lifting; Application: Field mounting and service layouts. Feature: UL Listed and 68H frame; Business Impact: Proven safety certification and compatibility with standard mounting systems; Application: Industrial facilities with strict certification requirements.
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FAQs
Installation requires following hazardous-location wiring practices per NFPA and local codes. The unit features 511DD wiring access and a NEMA 3R enclosure suitable for indoor-outdoor use. Ensure primary 277 V and secondary 120 V connections are made within approved conduit and that the installation remains within EPZ design parameters to maintain compliance.
The transformer is a single-phase 2 kVA device with a 277 V primary and 120 V secondary. This fixed turn ratio supports direct voltage conversion for localized loads while maintaining system stability and minimizing regulation-related issues in hazardous environments.
Yes. The unit features a NEMA 3R enclosure and EPZ design, specifically rated for Class 1 Division 2 locations with Groups C and D. It is UL Listed, providing strong regulatory support for installations exposed to weather, dust, and other industrial hazards.
Ideal for chemical plants, refineries, water treatment, and offshore platforms where hazardous-location power distribution is required. Its compact 2 kVA rating, robust enclosure, and aluminum coil offer reliable power conversion for control circuits, instrumentation, and localized loads in challenging environments.
Eaton provides a warranty per policy 25-000: one year from date of installation or eighteen months from shipment, whichever occurs first. Routine maintenance includes periodic insulation checks, inspection of the enclosure seals, and verifying wiring terminations remain compliant with Class 1 Division 2 guidelines.