Thomas & Betts H350-TB Straight Conduit Hub Connector

Description:

The Thomas & Betts H350-TB Straight Conduit Hub Connector is used to connect 3-1/2-inch rigid metal conduit (RMC) or intermediate metal conduit (IMC) to threadless electrical enclosures while providing a watertight, electrically bonded connection. Commonly installed in industrial facilities, power distribution systems, manufacturing plants, wastewater treatment facilities, and outdoor electrical installations, this zinc die-cast conduit hub features a thermoplastic insulating throat and nitrile sealing ring for superior environmental protection. Electricians, maintenance technicians, and system integrators use this conduit hub for new installations, repairs, retrofits, and replacement of threaded conduit entry fittings.

Applications:

The Thomas & Betts H350-TB is designed for terminating 3-1/2-inch rigid metal conduit and IMC to electrical enclosures with threadless openings. Its straight hub design creates a NEMA-rated watertight seal, making it ideal for switchgear, motor control centers, junction boxes, outdoor electrical cabinets, industrial automation equipment, utility installations, and other harsh environments requiring reliable conduit entry protection.

Technical Specifications:

• Manufacturer Part Number (MPN): H350-TB
• Brand: Thomas & Betts (ABB)
• Product Type: Straight Conduit Hub Connector
• Trade Size: 3-1/2 in.
• Conduit Type: Rigid Metal Conduit (RMC) / Intermediate Metal Conduit (IMC)
• Material: Zinc Die-Cast
• Finish: Zinc Galvanized
• Configuration: Straight
• Thread Type: NPT Female (Tapered)
• Throat Type: Thermoplastic Insulating Throat
• Sealing Ring Material: Nitrile (Buna-N)
• Temperature Rating: 105°C (221°F)
• Environmental Protection: Watertight, Dust-Tight
• Application: Connect Threaded Metal Conduit to Threadless Enclosures
• Standards: UL E23018, CSA Certified
• Compliance: RoHS3 Compliant, REACH Compliant, TSCA Section 6(h) Compliant
• UPC: 786210899527
• Typical Applications: Switchgear, Electrical Panels, Industrial Machinery, Outdoor Enclosures, Power Distribution Equipment, Utility Systems

Common Replacements:

• Thomas & Betts H300-TB
• Thomas & Betts H400-TB
• Thomas & Betts H500-TB