top of page

Hold Up Buttons

USP has set the standard for HUB 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 ™ exclusive. U.S. and World patents pending.

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.  

​

update.jpg

HOLD-UP BUTTONS
HUB 2SDB  SERIES

SPEC SHEET

       HUB-2SDB Push On-Push Off Hold Up Button

  • Push On/Push Off

  • No Reset Tool Required

  • DPDT with 6 Screw Terminals  

  • 12A @ 125VAC, 10A @ 250VAC, 1/2HP @ 125/250VAC

  • 37C to 82C (-35F to 180F) Operating Temperature

  • Tactile Operation

  • 100,000 (minimum) Service Life 

  • UL/ULC

  • 2.5" x 2.25" x 1.0" Two Part Housing with Button Locator Finger Guide  

  • 3-Point Mounting Holes for Under Counter, Wall, or Machine Mounting  

  • Hand Soldered and Made in USA

HOLD-UP BUTTONS
HUB SERIES

HUB-2SA Momentary SPDT, 

3 Screw Terminals  

 

HUB-2 Latching DPDT, 

6 Solder Terminals

​

HUB-2A Latching DPDT, 

3 Screw, 3 Solder Terminals

​

HUB-2B Latching DPDT, 

6 Screw Terminals

​

HUB-3B Momentary DPDT

6 Screw Terminals

​

HUB-3B Momentary DPDT

6 Screw Terminals

​

Also Available:

HUB-2S Momentary SPDT 
3 Solder Terminals

 

HUB-3 Momentary DPDT 
6 Solder Terminals

​

HUB-3A Momentary DPDT 
3 Screw, 3 Solder Terminals

​​

HUB-3B Momentary DPDT
6 Screw Terminals

HUB LED SERIES
HOLD-UP BUTTONS
EMERGENCY SWITCHES

      HUB-DL-L  Latching SPDT 3          Screw Terminals

  • Flashing LED powered by Lithium Coin Battery – Easily replaceable 

  • Visual Indication of Switch Operation and HUB Activation

  • 10+ Years Battery Life

 

​

 

Also Available:

HUB-DL-M Momentary SPDT 
3 Screw Terminals

WIRELESS SERVICE
HOLD-UP BUTTONS

      HUB-TRU-M
      900MHz Momentary Push            Button Transmitter

  • Wirelessly Operate Security Alarms, Signal Devices, Security Cameras, Controls, Door Latches, Equipment, Machinery & Hazardous Areas

  • 10+ year Lithium Battery

  • Low Transmitter Battery Indication with most USP Receivers.

  • 900MHz models with up to ½ mile range

Also Available:

HUB-TRU-M
900MHz Momentary pushbutton transmitter

HUB-TRU-L
900MHz Latching pushbutton transmitter

HUB-2SA Momentary SPDT, 

3 Screw Terminals  

 

HUB-2 Latching DPDT, 

6 Solder Terminals

​

HUB-2A Latching DPDT, 

3 Screw, 3 Solder Terminals

​

HUB-2B Latching DPDT, 

6 Screw Terminals

​

HUB-2S-ES Momentary SPDT
3 Solder Terminals

​

HUB-2SA-ES Momentary SDPT
3 Screw Terminals

​

HUB-2-ES Latching DPDT, 
6 Solder Terminals

​

HUB-2A-ES Latching SPDT,
3 Screw, 3 Solder Terminals

​

EMERGENCY PANIC  SWITCH

TRU 900MHz HUBs and SYSTEM RECEIVERS

TRU Series HUB Transmitters and Receivers feature frequency-hopping, spread-spectrum technology that defeats interference and provides up to ½ mile of highly reliable range. 
TRUs are the most powerful low cost wireless monitoring systems available.

​

HUB-TRU-M 
Momentary one-way transmitter

HUB-TRU-L 
Latching one-way transmitter

HUB-TRU-4R
4-channel receiver that can monitor up to 4 transmitters

HUB-TRU-16R
5-channel LCD receiver that can monitor up to 16 transmitters - Event log displays last 50 alarm events 

HUB-TRU-32R
12-channel LCD receiver that can monitor up to 32 transmitters - Event log displays last 50 alarm events  

bottom of page