The 78120TQ from NSI Industries is a rugged, high-performance toggle switch designed for demanding electrical applications. With its heavy-duty construction and motor-rated capacity, this switch ensures reliable ON/OFF control for circuits in industrial, commercial, and residential environments.

Key Features

• SPST Design – Single-Pole, Single-Throw configuration for simple ON/OFF circuit control.
• High Current Capacity – Rated for 20A at 125V AC and 10A at 250V AC for resistive loads.
• Motor-Rated Performance – Handles up to ¾ HP at 125–250V AC, ideal for motor control applications.
• Bat-Handle Actuator – Sturdy toggle lever for smooth, positive switching action.
• Quick-Connect Terminals – Two ¼-inch male spade terminals for fast and secure wiring.
• Heavy-Duty Mounting – Threaded bushing with nut and washer for secure panel installation.
• Durable Construction – Brass toggle with nickel-plated finish for corrosion resistance.
• UL Listed and CSA Certified – Meets stringent safety and performance standards.
• Made in the USA – Built to last with superior quality materials.

Specifications

• Model: 78120TQ
• Type: SPST (Single-Pole, Single-Throw)
• Positions: ON / OFF
• Voltage & Current Ratings:
  • 20A @ 125V AC
  • 10A @ 250V AC
• Motor Rating: Up to ¾ HP @ 125–250V AC
• Terminals: Two ¼-inch Quick Connect male spades
• Mounting Hole Size: 15/32-inch (0.468") threaded bushing
• Actuator Style: Bat-handle toggle
• Housing Material: Metal with nickel-plated finish
• Certifications: UL Listed, CSA Certified

Applications

• Motor Control – Perfect for switching small motors, pumps, and fans within rated horsepower.
• Industrial Panels – Reliable ON/OFF control for machinery and equipment.
• Commercial Lighting – Handles high-load lighting circuits with ease.
• HVAC Systems – Suitable for air-handling and pump control panels.
• Appliance and Tool Control – Ideal for heavy-duty electrical devices.
• OEM and Retrofit Projects – Great for replacing or upgrading toggle switches in existing systems.