Westinghouse Electric Corporation JHF321 Safety Disconnect Switch

Description:

The Westinghouse JHF321 Safety Disconnect Switch is used in industrial electrical distribution systems to safely isolate power from motors, machinery, and electrical equipment during maintenance and emergency shutdown procedures. Commonly installed in manufacturing facilities, HVAC systems, motor control applications, and commercial electrical infrastructure where dependable three-phase power disconnect capability is required. Maintenance teams, electricians, and facility operators use this disconnect switch for equipment isolation, lockout/tagout procedures, and replacement of aging disconnect hardware.

Applications:

The Westinghouse JHF321 safety disconnect switch is commonly used in conveyor systems, pumps, compressors, HVAC equipment, industrial machinery, and manufacturing automation systems where reliable 30 amp power isolation and safe equipment servicing are critical for operational safety and electrical compliance.

Technical Specifications:

• Brand: Westinghouse
• Part Number: JHF321
• Product Type: Safety Disconnect Switch
• Current Rating: 30 Amp
• Voltage Rating: 240 Volt AC
• Horsepower Rating: 7.5 HP
• Number of Poles: 3 Pole
• Phase Type: 3 Phase
• Duty Rating: Heavy Duty
• Switch Type: Fusible
• Application: Industrial power isolation systems
• Function: Equipment disconnect and electrical isolation
• Compatible Equipment: Motor control and industrial machinery systems
• Installation Type: Wall mounted
• Usage Environment: Commercial and industrial electrical systems
• Designed For: Lockout/tagout and maintenance safety applications

Common Replacements:

• Eaton DH321FGK
• Cutler-Hammer JHF321
• Siemens HF321NR