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American Fittings ERS-250 Dual-Rated EMT/Rigid Set Screw Coupling, Steel
The American Fittings ERS-250 is a dual-rated set screw coupling engineered to join EMT and Rigid (RMC) conduit runs in a single fitting, available in trade sizes from 2-1/2" to 4". Constructed from steel for long-term durability, this coupling uses a set screw connection method that secures conduit without threading, streamlining installation on commercial and industrial jobs. It is UL Listed to UL 514B and 467 and manufactured in the USA, making it Buy American Act compliant for government and infrastructure work.
Key Features
- Trade Size Range: Available in 2-1/2" to 4" sizes for joining EMT or Rigid (RMC) conduit runs.
- Dual-Rated Design: Rated for use with both EMT and Rigid conduit, reducing the number of SKUs needed on the job.
- Set Screw Connection: Secures conduit quickly without threading, saving installation time.
- Durable Steel Construction: Steel body provides strength and long service life in commercial and industrial raceway systems.
- Made in USA: Manufactured domestically and Buy American Act compliant for federal and infrastructure projects.
Certifications & Compliance
- UL Listed to UL 514B, 467
- NEMA FB 1 Standard
- Federal Specification A-A-50553
- Buy American Act Compliant
- ARRA Compliant
- RoHS Compliant
- REACH Compliant
- CA Prop 65 Compliant
- Conflict Minerals Certified
Technical Specifications
- Reach Compliant: YES
- Buy American Act Compliant: YES
- Rohs Compliant: YES
- Arra Compliant: YES
- Unspsc: 39131706
- Ca Prop 65 Compliant: YES
- Made In Usa: YES
- Conflict Of Minerals Cert: YES
Typical Applications
- Commercial and Industrial Electrical Installations
- EMT-to-Rigid Conduit Transitions
- Conduit and Raceway Systems
- New Construction and Renovation Projects
- Buy American Act and Government/Infrastructure Projects
Why American Fittings?
American Fittings builds this set screw coupling from steel to UL 514B and 467 listing standards, and to NEMA FB 1 and Federal Specification A-A-50553 requirements, giving contractors a dual-rated fitting they can trust on both EMT and Rigid conduit runs across trade sizes from 2-1/2" to 4". Because it is Made in USA and Buy American Act compliant, it's well suited for federal, ARRA, and infrastructure projects that require domestic sourcing along with RoHS, REACH, and CA Prop 65 compliance.
Manufacturer Resources
Product Specs
- Reach Compliant:
- YES
- Department:
- Electrical
- Buy American Act Compliant:
- YES
- Rohs Compliant:
- YES
- Cul Listed:
- UL 514B, 467
- Arra Compliant:
- YES
- Federal Spec No:
- A-A-50553
- Nema Standard:
- FB 1
- Product Type:
- Conduit Coupling
- Product Group:
- Fittings & Connectors
- Unspsc:
- 39131706
- Ca Prop 65 Compliant:
- YES
- Made In Usa:
- YES
- Product Subgroup:
- EMT Fittings
- Conflict Of Minerals Cert:
- YES
- Product Material:
- Steel
- Product Size:
- 2-1/2" - 4"
- Connection Type:
- Set Screw
- Listing:
- UL Listed
- Standards:
- NEMA FB 1
- Country of Origin:
- United States