Eaton ER12-16N6SB Enclosed Rotary Disconnect Switch - NEMA 12
Part Number: ER12-16N6SB
Quick Summary
ER12-16N6SB is an enclosed rotary disconnect switch used to safely isolate circuits in industrial panels. This design addresses maintenance challenges common with fused systems by providing a non-fused selector option that simplifies service and reduces downtime. CE marking, a 600 V rating, and a NEMA 12 enclosure rating underline its suitability for harsh environments while meeting global compliance requirements. The compact, lightweight form supports easier retrofits and panel upgrades, delivering reliability without sacrificing space. For engineers and procurement teams, this unit combines rugged isolation with straightforward installation and predictable lifecycle costs in common electrical protection and circuit control applications.
Product Information
Extended Description
ER12-16N6SB Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Non-fused, Selector, 600V, 16A, Black, NEMA rating 12
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER12-16N6SB
UPC
051712414302
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
16A
NEMA rating
NEMA 12
Voltage rating
600 V
Special features
Non-fused, Selector
ER12-16N6SB~ENC DISC16NF NEMA12 6PBLK
ER12-16N6SB~ENC DISC16NF NEMA12 6PBLK
Eaton Specification Sheet - ER12-16N6SB
Feature: Non-fused selector operation. Business Impact: Minimizes spare parts and reduces maintenance downtime, improving plant availability. Application: Industrial control panels that require quick, safe circuit isolation without fuse handling. Feature: Enclosed NEMA 12 design. Business Impact: Protects against dust and moisture, extending service life in tough environments and lowering repair frequency. Application: Machinery rooms, dusty workshops, and damp manufacturing floors. Feature: 600 V, 16 A electrical rating. Business Impact: Safe, reliable switching for medium-duty loads with clear fault isolation, supporting compliant electrical protection schemes. Application: Panel boards and switchgear in general-purpose automation lines. Feature: CE Marked compliance. Business Impact: Enables global deployment and faster regulatory acceptance, reducing qualification time for new installations. Application: International projects and multi-site deployments requiring standardized protection. Feature: Compact footprint and lightweight build. Business Impact: Easier integration into space-constrained panels and retrofit projects, lowering installation effort and shipping costs. Application: Compact automation cabinets and limited-depth enclosures. Feature: Availability of catalogs and datasheets. Business Impact: Accelerates engineering work and ensures correct part selection during design reviews. Application: Sourcing, BOM creation, and technical approvals in control system projects.
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FAQs
Installers should ensure a clean, dust-free enclosure and secure mounting within a NEMA 12 rated cabinet. Verify that the wiring gauge and conductor insulation meet or exceed the 600 V rating. Use the selector to clearly indicate the isolated state during maintenance and lockout routines according to site safety procedures. The compact form factor aids retrofits in space-constrained panels.
Yes. The ER12-16N6SB is specified as NEMA 12 compliant and features a non-fused selector design. This configuration provides straightforward isolation without fuse handling, reducing maintenance complexity and spare parts needs while enabling safe, visible switch states for panel operators.
The device is rated for 600 V and 16 A, with a NEMA 12 enclosure. These specs guide feeder sizing, fault-clearing strategies, and isolation point selection in control panels. The non-fused configuration is compatible with standard industrial protection schemes, helping to simplify wiring diagrams and improve overall panel reliability.
Official catalogs and the Eaton specification sheet are available in the downloads section. Access the full Bussmann series catalog for product lineage and ER12-16N6SB data sheet to verify mechanical dimensions, mounting details, and wiring instructions, ensuring accurate BOM and faster design validation.
By eliminating fuse handling and reducing spare parts, maintenance downtime decreases while safety and reliability improve. The CE marking and NEMA 12 enclosure support broader deployment, enabling faster scoping of upgrades across sites. The compact footprint also reduces panel rework costs and supports longer intervals between maintenance cycles, contributing to lower total cost of ownership.