TORK mechanical horns are designed for a maximum output volume while also drawing a minimum of input power. Their low-frequency resonation is ideal for noisy areas like boiler rooms, water pumping stations, elevators and air compressor rooms.

TORK TA740 Light Duty, General Purpose Bell, 2-1/2″ Gong, 16VAC, 6VDC
https://nsiindustries.com/product/tork-ta740-light-duty-general-purpose-bell-2-1-2-gong-16vac-6vdc/
TORK light-duty, general-purpose bells and buzzers are designed to operate on either bell-ringing transformers or batteries. Each has a non-adjustable sound and may be used for a variety of signaling applications.
TORK TA725 Enclosed Buzzer, Light Duty, General Purpose, 16VAC, 6VDC
https://nsiindustries.com/product/tork-ta725-enclosed-buzzer-light-duty-general-purpose-16vac-6vdc/
TORK light-duty, general-purpose bells and buzzers are designed to operate on either bell-ringing transformers or batteries. Each has a non-adjustable sound and may be used for a variety of signaling applications.
TORK TA67W Terminal Cover for TA60/61/62, White
https://nsiindustries.com/product/tork-ta67w-terminal-cover-for-ta60-61-62-white/
TORK magnetic switch contacts provide an easy and reliable way to activate a variety of signals when a door or window is opened or closed. Magnetic contacts do not need to be physically touching to switch loads and can be mounted in any direction.
TORK push-buttons provide a simple and reliable way to activate low-voltage bells, buzzers, horns or other audible signals. They are ideal for factory doors, receiving departments, small office buildings, retails stores and private homes.
TORK push-buttons provide a simple and reliable way to activate low-voltage bells, buzzers, horns or other audible signals. They are ideal for factory doors, receiving departments, small office buildings, retails stores and private homes.
TORK push-buttons provide a simple and reliable way to activate low-voltage bells, buzzers, horns or other audible signals. They are ideal for factory doors, receiving departments, small office buildings, retails stores and private homes.
TORK push-buttons provide a simple and reliable way to activate low-voltage bells, buzzers, horns or other audible signals. They are ideal for factory doors, receiving departments, small office buildings, retails stores and private homes.
TORK TA620B Non-Illuminated Push-Button, Brass, 5/8″ Diameter, 24VAC
https://nsiindustries.com/product/tork-ta620b-non-illuminated-push-button-brass-5-8-diameter-24vac/
TORK push-buttons provide a simple and reliable way to activate low-voltage bells, buzzers, horns or other audible signals. They are ideal for factory doors, receiving departments, small office buildings, retails stores and private homes.
TORK TA620 Non-Illuminated Push-Button, Chrome, 5/8” Diameter, 24VAC
https://nsiindustries.com/product/tork-ta620-non-illuminated-push-button-chrome-5-8-diameter-24vac/
TORK push-buttons provide a simple and reliable way to activate low-voltage bells, buzzers, horns or other audible signals. They are ideal for factory doors, receiving departments, small office buildings, retails stores and private homes.