905 Waverly Avenue, Holtsville, NY, 11742

631.207.1200 Fax: 631.207.0900

Manufacturer of Temperature and Pressure

Instruments and Controls Since 1882

Welcome to the Weiss Instruments Web Site. Our "Century Plus" years of experience in the manufacture of thermometers and pressure gauges has resulted in the development of a complete line of quality products for the Bid & Spec, Wholesale Distribution, Refrigeration, and Food Service Industries. We offer a wide range of customized products for OEM applications and Internet based Monitoring and Control Systems.

Buy American Act & the American Recovery and Reinvestment Act

Click Here for More Information

  • Diaphragm Seals
  • Bimetal Dial Thermometers
  • Digital Vari Angle Thermometers
  • Gauge Accessories, Pressure Plugs and Thermal Isolator
  • General Purpose Thermometers
  • Hand Held Digital Thermometers
  • Hot Water Thermometers
  • Industrial Pressure Gauges
  • Low Pressure Diaphragm Gauges
  • Industrial Glass Thermometers
  • Process Pressure Gauges
  • Solar Metrix Digital Pressure Gauge
  • Six Inch and Thrift Line Industrial Thermometers
  • Stainless Steel Industrial Gauges
  • Trade Line, HVAC and Sprinkler Gauges
  • Vapor Actuated Dial Thermometer
  • Digital Transmitters
  • Walk Ins
  • Reach Ins
  • Display Cases
  • Food Warming
  • Ware Washing
  • Product Thermometers
  • Digital Thermometers
  • Monitoring and Accessories
  • Data Loggers
  • Walk-in Alarms
  • Controllers and Accessories
  • Food Service Vapor Thermometers
  • Pocket Thermometers
  • General Purpose Thermometers and Testers
  • Thermostats
  • Anti-Sweat Controller
  • Infra-Red and LED Thermometers
  • Walk-in Alarm and Controller Kits
  • Data Loggers
  • Digital Thermometer with Switch Plate
  • Refrigeration/Freezer Controllers
  • Dixell Probes and Accessories
  • Digital Differential Thermometer and Probes
  • Thermo Anemometer and LCD Remote Reading Digital Thermometers
  • NSF Remote Reading Dial Thermometers
  • Union Connected Dial Thermometers
  • Digital Vari-angle Thermometer
  • Industrial Glass Thermometers and Trade Line
  • Refrigeration Pressure Gauges and Test Plugs
  • Ammonia, Diaphragm Gauges and Test Plugs
  • HVAC Gauges and Tri-o-meters
  • Trade Line Gauges
  • General Purpose and Refrigerator / Freezer Thermometers
  • Humidity Tester and Hygrometer
  • Thermostats
  • Gas Thermometers
  • Bimetal Dial Thermometers
  • Light Powered Digital Transmitters
  • Solar Metrix Digital Pressure Gauge
  • Process Pressure Gauges
  • Stainless Steel Industrial Gauges
  • Trade Line, HVAC and Sprinkler Gauges
  • Diaphragm Seals
  • Gauge Accessories, Pressure Plugs and Thermal Isolators
  • TSG Temperature Switch Gauges
  • New Walk-In Controller
  • Vapor Thermometers
  • Digital Thermometers (Solar)
  • Digital Thermometers (LED)
  • Alarms
  • Data Loggers
  • Controls
  • Probes and Accessories
  • Monitoring
  • Monitoring Accessories
  • Analog Thermometers
  • Digital LED Thermometers
  • Digital Solar Thermometers
  • Controls
  • Probes and Accessories
  • Monitoring
  • Data Loggers
  • Monitoring Accessories
  • Analog Thermometers
  • Digital LED Thermometers
  • Digital Solar Thermometers
  • Controls
  • Probes and Accessories
  • Monitoring
  • Data Loggers
  • Monitoring Accessories
  • Food Warming Analog Thermometers
  • Digital Thermometers
  • Digital Solar Thermometers
  • Food Warming Controls
  • Probes and Accessories
  • Monitoring
  • Monitoring Accessories
  • Ware Washing Analog Thermometers
  • Dishwasher Pressure Gauges
  • Digital Thermometers
  • Controls
  • Probes and Accessories
  • Monitoring
  • Monitoring Accessories

New Walk-in Controller

 

with On-Demand Defrost

 

Control
•
Solonoid Valve • Defrost • Fan • Lights/Alarm

 

Remote Access/XWEB

Via the Internet

 

Alarm
• Temperatures • Door • Leak Detection

 

Saves up to 20% Energy over conventional

Time Clocks and ThermostatsEasy to Install,

Easy on your investment, Equals fast ROI.

 

Click HERE for more Info on the XW60K!

 

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©2011 Weiss Instruments, 905 Waverly Avenue, Holtsville, NY 11742 | 631.207.1200