Eaton ER12-63N3PR Enclosed Rotary Disconnect Switch - NEMA 12
Part Number: ER12-63N3PR
Quick Summary
The Eaton ER12-63N3PR enclosed rotary disconnect switch is a reliable solution for safely isolating power in control cabinets and industrial enclosures. Engineers often grapple with downtime and space constraints when selecting non-fused disconnects that must fit tight panel footprints. This unit carries a NEMA 12 enclosure rating for dusty or damp environments and CE marking for international compliance, paired with a 600 V, 63 A rating. By aligning with the Eaton Bussmann series, it simplifies sourcing and maintenance while delivering robust protection for critical automation systems. Designed for rugged industrial environments, it supports efficient maintenance workflows and predictable performance across a range of control applications.
Product Information
Extended Description
ER12-63N3PR Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Non-fused, Pistol handle, 600V, 63A, Red, NEMA rating 12
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER12-63N3PR
UPC
051712487986
Product Length/Depth
0.1 in
Product Height
0.1 in
Product Width
0.1 in
Product Weight
0.1 lb
Warranty
Not Applicable
Compliances
CE Marked
Amperage Rating
63A
NEMA rating
NEMA 12
Voltage rating
600 V
Special features
Non-fused, Pistol handle
Bussmann series complete full line catalog no. 1007
Bussmann series complete full line catalog no. 1007
Eaton Specification Sheet - ER12-63N3PR
Feature: Non-fused design with pistol handle; Business Impact: Reduces parts to replace and speeds operator actuation, lowering maintenance time; Application: Service panels and equipment isolations in manufacturing lines. Feature: Enclosed construction with NEMA 12 rating; Business Impact: Protects against dust and moisture, extending component life and reducing corrosion-related downtime; Application: Harsh factory floors and damp enclosures. Feature: 63A, 600 V rating; Business Impact: Supports common control circuits without additional gear, improving wiring density and reliability; Application: Industrial control cabinets with limited space. Feature: CE marking and Bussmann series compatibility; Business Impact: Simplifies procurement and regulatory compliance while ensuring consistent performance; Application: Global installations and standardized maintenance programs. Feature: Compact footprint and light weight (0.1 in dimensions, 0.1 lb); Business Impact: Enables flexible mounting in space-constrained panels and retrofits; Application: Retrofit projects and compact control panels. Feature: Non-fused, pistol-handle operation; Business Impact: Safer, faster switch actuation with fewer hot-work conditions; Application: Regular disconnection tasks in maintenance routines.
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FAQs
ER12-63N3PR is designed as a non-fused, enclosed rotary disconnect with a pistol handle, suitable for standard control cabinets and enclosure mounts. Its NEMA 12 protection and 600 V rating fit typical industrial control circuits, and its compact form factor facilitates retrofit projects without major enclosure redesign. Always verify mounting patterns and enclosure compatibility before installation.
Key ratings include a 63A amperage rating and a 600 V voltage rating, while the unit is CE marked and rated for NEMA 12 enclosures. The non-fused design offers simple field operation, and the rugged enclosure protects internal contacts from dust and moisture, aligning with industrial safety and reliability expectations in control panels.
Yes. The ER12-63N3PR carries a NEMA 12 enclosure rating, which is specifically intended for dust and light moisture exposure typical of many manufacturing settings. This protection helps reduce corrosion and contact contamination, supporting longer life and lower maintenance costs in harsh environments.
The pistol-handle, non-fused configuration simplifies operation and reduces the number of wear parts, lowering maintenance time and replacement costs. The design supports quick actuation, which minimizes downtime during service disconnects and test procedures, while maintaining safe isolation for personnel.
Choosing Eaton Bussmann series disconnects provides standardized parts across facilities, streamlining procurement and inventory. The CE marking and NEMA 12 protection support regulatory compliance and safe operation in diverse markets, reducing risk and enabling faster project timelines, ultimately delivering lower total cost of ownership and improved uptime for critical machinery.