Eaton Crouse-Hinds N2SC2121U - Selector Switch IP66
Part Number: N2SC2121U
Quick Summary
N2SC2121U selector switch control station is designed for hazardous locations in industrial panels. Operators often struggle with downtime when switches fail in dirty, wet, or vibratory environments; this unit is built to resist impact, moisture, dust, and vibration. It carries critical certifications for safety and compliance, including NEC/CEC, IP66 ingress protection, and hazardous-location ratings for Class I Zone 1 and Zone 2 as well as Class II Division 2. Through-feed design with a 3/4 inch trade size keeps wiring tidy and installation fast, while the high‑impact polyester enclosure withstands demanding automation environments. This combination supports scalable installations and reduces total cost of ownership over the life of the control station.
Product Information
Extended Description
N2SC2121U Eaton Crouse-Hinds: Eaton Crouse-Hinds series N2SU selector switch control station, With selector switch, High impact polyester, Two position, two circuit, Through feed, 3/4", 600 VAC
Product Name
Eaton Crouse-Hinds series N2SU selector switch control station
Catalog Number
N2SC2121U
UPC
782274113753
Product Length/Depth
3.94 in
Product Height
6.3 in
Product Width
3.54 in
Product Weight
2.23 lb
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Zone 1 Class I, Division 2 Class I, Zone 2 Class II, Division 2
NEMA Rating
3 4X 7 12
Ingress protection (IP) ratings
IP66
Enclosure type
With selector switch
Normal position
Two position, two circuit
Style
Through feed
Trade size
3/4"
Material
High impact polyester
Voltage rating
600 Vac
N2SU and N2SCU Series Non-metallic Control Stations catalog page
N2SU and N2SCU Non-metallic Industrial Control Stations UL certification
N2SU and N2SCU Non-metallic Industrial Control Stations UL certification
IF 703 - N2S and N2SU Control Stations
Eaton Specification Sheet - N2SC2121U
Feature → Through-feed enclosure with a 3/4 inch trade size and two-position, two-circuit operation. Business Impact → Streamlines panel wiring and reduces installation time, minimizing field labor and panel real estate. Application → Ideal for hazardous locations across oil and gas, chemical processing, and manufacturing plants. Feature → High‑impact polyester enclosure. Business Impact → Improves durability and long‑term reliability, lowering replacement and maintenance costs. Application → Suitable for washdown and vibration-prone environments. Feature → IP66 ingress protection and NEC/CEC compliance with Class I Zone 1/2 and Class II Division 2 ratings; NEMA 3, 4X, 7, 12. Business Impact → Ensures safety compliance, reduces risk, and simplifies procurement for regulated facilities. Application → Suitable for chemical plants, refineries, and utility switchgear. Feature → Normal position is two-position; through-feed design supports quick diagnostics. Business Impact → Easier troubleshooting and faster fault isolation, improving uptime. Application → Start/stop or mode-selection tasks in control panels. Feature → Catalog and installation support; UL-listed with IF 703 instruction references. Business Impact → Reduces risk during commissioning and accelerates field acceptance. Application → Compatible with N2SU/N2SCU control stations and Eaton documentation for streamlined maintenance and upgrades.
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FAQs
The N2SC2121U is designed for Class I Zone 1/Zone 2 and Class II Division 2 environments; use through-feed mounting, 3/4 inch trade size, and ensure IP66 sealing. For correct installation, follow IF 703 instructions and reference UL certifications to confirm suitability for your specific hazardous location.
It supports up to 600 VAC with two circuits in a two-position configuration. The unit is mounted in a high‑impact polyester enclosure suitable for through-feed wiring, providing reliable switching in demanding automation circuits.
Yes. The control station is IP66 rated, along with NEMA ratings 3, 4X, 7, 12, making it suitable for washdown, dust, and moisture-prone environments commonly found in hazardous industrial settings.
It carries NEC/CEC compliance and hazardous-location ratings for Class I Zone 1 and Zone 2, as well as Class II Division 2, plus UL certifications documented in the product literature and UL files referenced by Eaton.
By delivering durable, certified performance with lower installation time thanks to through-feed design and fewer field faults, the N2SC2121U reduces downtime, maintenance costs, and risk in hazardous-area automation projects, delivering measurable uptime gains and lower total cost of ownership.