Eaton ER4P-100J3PB Enclosed Rotary Switch - NEMA 4P
Part Number: ER4P-100J3PB
Quick Summary
Eaton ER4P-100J3PB is an enclosed rotary disconnect switch for 600 V and 100 A protection in industrial electrical panels. When access is limited or harsh conditions prevail, reliable disconnection and fast restoration of service reduce downtime and maintenance risk. CE Marked and RoHS compliant, with a rugged NEMA 4P enclosure, this unit meets regulatory and environmental demands. The pistol handle and fuse-type J design simplify operation and maintenance, while its compact footprint supports streamlined panel layouts. For OEMs and integrators, it delivers predictable performance with easy sourcing from Bussmann series catalogs.
Product Information
Extended Description
ER4P-100J3PB Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Fuse type J, Pistol handle, 600V, 100A, Black, NEMA rating 4P
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER4P-100J3PB
UPC
051712415798
Product Length/Depth
12 in
Product Height
12.25 in
Product Width
7.5 in
Product Weight
11.24 lb
Warranty
Not Applicable
Compliances
CE Marked RoHS Compliant
Amperage Rating
100A
NEMA rating
NEMA 4P
Voltage rating
600 V
Special features
Fuse type J, Pistol handle
ER4P-100J3PB~ENC DISC100J NEMA4XPL BLK
ER4P-100J3PB~ENC DISC100J NEMA4XPL BLK
Eaton Specification Sheet - ER4P-100J3PB
Feature: Enclosed rotary disconnect switch with NEMA 4P enclosure. Business Impact: Provides reliable protection against dust, water, and other contaminants, reducing corrosion risk and extending equipment life in demanding environments. Application: Ideal for outdoor cabinets, washdown areas, and harsh automotive or food & beverage environments where dependable isolation is required. Feature: Fuse type J, pistol handle. Business Impact: Enhances operator safety and permits straightforward lockout/tagout procedures, minimizing risk during maintenance. Application: Suitable for controlled shutdowns on motor circuits and control panels. Feature: Electrical rating of 600 V and 100 A. Business Impact: Supports high-current circuitry with robust protection, enabling safe motor starters and power distribution in mid-size automation lines. Application: Common in machine safety interlocks and line feeds. Feature: Dimensions and weight (12 in L, 12.25 in H, 7.5 in W; 11.24 lb). Business Impact: Facilitates cabinet planning and mounting accuracy, reducing install time and shipping costs. Application: OEM panel design and retrofit projects. Feature: Compliance and compatibility (CE, RoHS). Business Impact: Ensures global deployment readiness and waste-reduction compliance, lowering regulatory risk. Application: Global manufacturing environments with strict environmental standards. Feature: Bussmann series catalog integration. Business Impact: Streamlines spare parts planning and inventory control, improving uptime and serviceability. Application: Parts management for service teams and distributors.
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FAQs
When wiring the ER4P-100J3PB, ensure proper enclosure mounting with appropriate clearance for the pistol handle operation and safe lockout procedures. Use compatible conductors rated for 600 V and observe derating if ambient temperature exceeds spec. Confirm NEMA 4P enclosure installation in outdoor or washdown areas and verify tightness of all fasteners to maintain enclosure integrity.
The ER4P-100J3PB is rated for 600 V, typically in AC motor and control circuit applications. For DC operations, consult manufacturer data and applicable codes, as DC switching characteristics can differ, including arcing ratings. Always verify with local standards and ensure appropriate interrupting capacity for your specific load and protection scheme.
This switch is CE marked and RoHS compliant, supporting regulatory compliance across European and global markets. The NEMA 4P enclosure rating provides rugged protection against dust, water, and washdown environments. Together these certifications help ensure safe operation, environmental responsibility, and suitability for diverse industrial deployments.
The pistol handle enables ergonomic, operator-friendly switching and straightforward lockout/tagout during maintenance. This design improves cycle speed, reduces handling fatigue, and enhances safety in high-use installation scenarios. It also aligns with common industrial maintenance practices for disconnect devices.
The ER4P-100J3PB is listed in Bussmann series catalogs and is supported by available datasheets and reference materials. This alignment simplifies parts matching, stocking decisions, and downtime reduction by ensuring compatible fuses, enclosures, and replacement components are readily available for service teams and distributors.