Welcome to the Weiss Instruments 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.
Old World Craftsmanship . . . New World Technology Since 1882
Food Service
Product Thermometers
Hand Held and IR Thermometers
Walk In Alarms
Food Service Vapor Thermometers
Pocket Thermometers
General Purpose Thermometers and Testers
Air Conditioning and Refrigeration
Infra Red and LED Thermometers
Walk in Alarms
Digital Thermometers with Switch Plate
Probes and Accessories
LCD Remote Reading Digital Thermometers
NSF Remote Reading Dial Thermometers
Union Connected Dial Thermometers
Digital Vari Angle Thermometers
Industrial Glass Thermometers and Trade Line
Refrigeration Gauges
Ammonia and Diaphragm Gauges
HVAC Gauges and Tri O Meters
Trade Line Gauges
General Purpose and Refrigerator/Freezer Thermometers
Industrial/Process
Gas Thermometers
Bi Metal Dial Thermometers
Light Powered Digital Transmitters
Solar Metrix Digital Pressure Gauge
Process Pressure Guages
Stainless Steel Industrial Gauges
Diaphragm Seals
Gauge Accessories, Pressure Plugs and Thermal Isolators
TSG Temperature Switch Gauges
Remote Digital Thermometers