Transition Couplings and Conduit Fittings
Utility Pipe Supply provides contractors with transition couplings and conduit fittings designed to connect conduits of different types and sizes. Our fittings selection also includes caps, couplings, elbows and sweeps, plugs, reducers, saddles and clamps, seals and gaskets, tees, and valves.
Each component is built to ensure smooth integration, reliable performance, and long-term system strength. With certified quality, in-stock availability, and nationwide delivery, we supply the transition fittings contractors trust to complete installations efficiently and with confidence.
412 Series Transition Fitting | 1.50" FNPT | DR 9
$2,004.26Unit price /Select Option412 Series Transition Fitting | 1.50" FNPT | DR 7
$2,004.26Unit price /Select Option412 Series Transition Fitting | 1.25" FNPT | DR 17
$2,004.26Unit price /Select Option412 Series Transition Fitting | 1.25" FNPT | DR 11
From $2,224.26Unit price /Select Option412 Series Transition Fitting | 1.25" Female NPT | DR 9
From $2,212.26Unit price /Select Option412 Series Transition Fitting | 1.25" Female NPT | DR 7
$2,004.26Unit price /Select Option412 Series Transition Fitting | 1.00" Female NPT | DR 17
$2,004.26Unit price /Select Option412 Series Transition Fitting | 1.00" Female NPT | DR 11
$2,004.26Unit price /Select Option412 Series Transition Fitting | 1.00" FNPT | DR 9
$2,004.26Unit price /Select Option412 Series Transition Fitting | 1.00" FNPT | DR 7
$2,004.26Unit price /Select Option412 Series Transition Fitting | 0.75" FNPT | DR 17
$2,004.26Unit price /Select Option412 Series Transition Fitting | 0.75" FNPT | DR 11
$2,004.26Unit price /Select Option412 Series Transition Fitting | 0.75" FNPT | DR 9
$2,004.26Unit price /Select Option412 Series Transition Fitting | 0.75" FNPT | DR 7
$2,004.26Unit price /Select Option412 Series Transition Fitting | 0.50" FNPT | DR 17
$2,004.26Unit price /Select Option412 Series Transition Fitting | 0.50" FNPT | DR 11
$2,004.26Unit price /Select Option412 Series Transition Fitting | 0.50" FNPT | DR 9
$2,004.26Unit price /Select Option412 Series Transition Fitting | 0.50" FNPT | DR 7
$2,004.26Unit price /Select Option523 Series Tee | Reducing Transition | HDPE x Threaded
$2,004.26Unit price /Select OptionSeries 509 | 90° Elbow Fitting | Groove Transition
$2,004.26Unit price /Select OptionFiberglass Conduit Reducing Adapter | Corrosion-Resistant
$2,004.26Unit price /Select OptionFiberglass Female Adapter with Gasket | IPS/ID | Champion Fiberglass
$2,004.26Unit price /Select OptionFiberglass Male Adapter with Gasket | NPT Thread | Champion
$2,004.26Unit price /Select OptionFiberglass Female PVC-Coated Adapter | Champion
From $39.07Unit price /Select OptionFiberglass Male Adapter Fittings | Tapered Thread | Champion
$2,004.26Unit price /Select OptionMolded Flange Adapter | 60° Beveled | IPS SDR 11 | 200 PSI
From $11.00Unit price /Select OptionT-Cone Pipe Adapters | ETCO | Leak-Proof Seal
From $16.38Unit price /Select OptionSeries 730 Transition | PVC/HDPE | IPS Schedule 40/80
From $84.32Unit price /Select OptionSeries 735 Transition for PVC/HDPE | DIPS
$2,004.26Unit price /Select OptionSocket x Brass Transition Female | Fiberglass
From $18.00Unit price /Select OptionETCO Riser Guard Caps | 4" Telco Conduits
$11.25Unit price /Select OptionSeries 737 ID Controlled PVC/HDPE Transition Fitting
$2,004.26Unit price /Select OptionSocket x Brass Transition Male | Fiberglass Conduit
From $18.00Unit price /Select OptionFiberglass Male Adapter (XW) | NPT Threaded
From $123.00Unit price /Select OptionFiberglass Transition Adapter | UL Listed | IPS/ID
$2,004.26Unit price /Select OptionFiberglass Special Adapter | PVC-Coated Fittings | Male Adapter
$2,004.26Unit price /Select Option732 Series Transition | Ductile Iron Size | PVC/HDPE
$2,004.26Unit price /Select OptionHDPE to PVC Sch. 35 Transition Fitting | Series 731 | 4"–15"
From $336.00Unit price /Select OptionClay Bell Gasketed Adapters | PVC SDR 35 | ETCO
$2,004.26Unit price /Select OptionDouble E-LOC Transition Fittings | Male Solvent Weld | ETCO
$2,004.26Unit price /Select OptionDouble E-LOC Transition Fittings | Male Pipe Thread | ETCO
$2,004.26Unit price /Select OptionE-LOC Transition Fittings | Male Solvent Weld | ETCO
$2,004.26Unit price /Select OptionE-LOC Transition Fittings | Male Pipe Thread | ETCO
$2,004.26Unit price /Select OptionDouble E-LOC Transition Coupling | HDPE to HDPE | ETCO
From $13.48Unit price /Select OptionIPS E-LOC Transition Couplings | ETCO
From $4.99Unit price /Select Option
Frequently Asked Questions
What are conduit transition couplings and fittings used for?
What are conduit transition couplings and fittings used for?
Conduit transition couplings and fittings are used to securely connect conduits made from different materials or sizes. They ensure smooth, reliable transitions between PVC, HDPE, steel, and fiberglass conduit systems.
Why are transition couplings important in conduit installations?
Why are transition couplings important in conduit installations?
Transition couplings provide a watertight, stable connection that maintains system integrity during temperature changes and movement. They prevent separation, leaks, and misalignment across multiple conduit materials in underground systems.
What materials are used to manufacture your transition couplings?
What materials are used to manufacture your transition couplings?
Our transition couplings are made from durable PVC, stainless steel, brass, or reinforced polymer composites. These materials provide strength, corrosion resistance, and long-term reliability under demanding field conditions.
Are your transition fittings compatible with different conduit materials?
Are your transition fittings compatible with different conduit materials?
Yes, our transition fittings are designed for seamless compatibility with PVC, HDPE, fiberglass, and metallic conduits. They ensure dependable performance and compliance across diverse conduit systems and installation environments.
Do your transition couplings meet national industry standards?
Do your transition couplings meet national industry standards?
Yes, our transition couplings meet ASTM, NEMA, and UL standards for strength, pressure resistance, and performance. These certifications guarantee quality, consistency, and safety for professional utility installations.
Can transition fittings handle both above-ground and underground applications?
Can transition fittings handle both above-ground and underground applications?
Yes, our transition fittings are suitable for both underground and above-ground conduit systems. They maintain strong seals and reliable connections even in temperature and pressure fluctuations.
How do transition couplings improve system reliability and longevity?
How do transition couplings improve system reliability and longevity?
Transition couplings prevent moisture infiltration and material stress that could weaken conduit systems over time. Their tight sealing design ensures durable, low-maintenance performance for decades of use.
Are your transition couplings resistant to corrosion and environmental exposure?
Are your transition couplings resistant to corrosion and environmental exposure?
Yes, our transition couplings resist corrosion, chemicals, and UV degradation when exposed to harsh conditions. Their protective coatings and materials ensure consistent performance in challenging environments.
Are transition couplings available in multiple sizes and configurations?
Are transition couplings available in multiple sizes and configurations?
Yes, we offer transition couplings in a wide range of diameters, thread types, and connection styles. Each configuration supports specific material combinations and system layouts for reliable fitment.
How can I request pricing or product details for conduit transition couplings?
How can I request pricing or product details for conduit transition couplings?
You can contact our sales department directly or submit a “Request a Quote” form through our website. Our specialists will provide detailed specifications, pricing, and availability based on your project’s requirements.