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1-1/4 in. EMT Set-Screw Coupling, Die-Cast Zinc | UL 514B | 3109-0114

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SKU: 3109-0114

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CT 3109-0114 — 1-1/4" emt set-screw coupling, zinc die-cast. For EMT trade size 1-1/4 (OD 1.510"). UL 514B; concrete-tight; dry and damp locations.

Part No. 3109-0114
Trade size 1-1/4 in — fits OD 1.510 in
Raceway EMT
Material / finish Zinc die-cast
Listing UL 514B; concrete-tight; dry and damp locations
Package Sold each; box quantities priced through the trade desk

Cross-Reference: 3109-0114

Brand Part Number Notes
RACO 2625 Same trade size and fitting type
Bridgeport 243-DC Same trade size and fitting type
Conversions Tech 3109-0114 Stocked; same-day shipping on in-stock items

Crosses match trade size, fitting type and listing class. Verify fit against the manufacturer data sheet for your application. Trademarks belong to their owners. Look up any competitor number on the cross-reference hub.

Where it's used

  • Joining EMT lengths on indoor runs
  • Above-ceiling and in-wall branch circuits
  • Concrete pours where marked concrete-tight

How to install

Tubes bottomed at the center stop, set screws tightened until they bite. Made-up-tight couplings are part of the equipment grounding path (NEC 250.118). Guide: Rigid vs EMT Couplings.

Complete the run — 1-1/4 in.

Connector · Locknut · Bushing · Grounding bushing · One-hole strap · Hanger

Stocked — same-day shipping on in-stock items. Volume and trade pricing through the trade desk.

Why Pros Buy Direct from Conversions Tech

Quality-tested and UL Listed. Every product we carry is built to our specifications by certified manufacturing partners and quality-verified before it ships. UL/CSA listed where required, NEC compliant.

Cross-reference savings. Direct equivalents to Burndy, Hubbell, and other OEM part numbers at up to 30% less — same specs, same certifications, without the big-brand markup.

Real technical support. Need a torque spec, die reference, or an OEM quote? You’ll speak directly with the Conversions Tech engineering desk — not a script reader — for instant answers, custom kitting, and private-label options.

Fast US fulfillment. Orders in by 2PM ET ship same day from our US warehouse, nationwide ground and expedited.

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