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The United Security Products HUB-2SA is a Hold-Up Button with SPDT switching, momentary operation, and 3 screw terminals. It features 3 nickel plated brass terminals and a silent actuating button. The button is recessed to help prevent false alarms, and is fitted inside an impact resistant housing.
The HUB-2SA hold-up button works great in silent alarm systems, security systems, and surveillance systems.

The United Security HUB2B is a professional-grade, high-security, Hold-up button. The gold, silver, and copper switch is housed inside a case and operates off of a 10 Amp current. Includes silent actuating button.

The United Security HUB2A is a professional-grade, high-security, Hold-up button. The gold, silver, and copper switch is housed inside a case and operates off of a 10 Amp current. Includes silent actuating button.

HUB-2SDB Hold-Up Buttons are a revolutionary product from the leader in the Emergency Hold-Up Buttons. With its compact size, sturdy construction, and solid electronics, HUB2SDB applications span everything from life-threatening notification to equipment emergency stop.

USPs’ HUB TM Brand Hold Up Buttons, have set the standard for quality throughout the industry. The switch is manufactured with gold, silver and copper for maximum conductivity and corrosion resistance, with a current rating of 10 Amps, and a voltage rating of 125/250 volts. Button Locating Ridges are a HUB TM exclusive. U.S. and World patents pending.

Special Performance mean WIDE GAP with more than a 50% increase in Operating Gap, greatly reducing false alarms from loose entries.

The AD-2000 dialer features busy-line and no-answer detection to ensure prompt transmission of up to 4 prerecorded messages delivered sequentially to as many as 8 standard telephones, cellular phones, voice and/or numeric pagers. Messages to both local and long-distance calls can be transmitted. When activated, the dialer instantly begins calling the numbers in sequence, delivering each message 1 to 3 times in a row, in accordance with the pre- selected number of dialing attempts.

Our patented Twist Loc’s are guaranteed to last a lifetime. The spiral threads make installation easy with one quick turn. All models are UL Listed.

Our 900 series pressure mats are an excellent choice for hard to protect areas. Simple operation, low cost, ease of installation, and most importantly, no false activations make pressure mats ideal for entry and area protection. All Pressure Mat models are made in America from high quality materials and 100% tested before shipping.