FasTest, Inc. - Roseville, MN
Manufacturer, Custom Manufacturer
ISO 9001:2000 certified manufacturer of refrigerant reclaimers, refrigerant leak detectors & refrigeration fittings. Products include straight/swaged tube sleeve action connectors & metal ball external grip connectors making leak tight high flow connections for vacuum or pressure applications up to 1000 psi & 625 psi respectively. Also available internal grip external seal squeeze lever action connectors, squeeze lever action connectors, sleeve action connectors, external grip lever action connectors & internal grip lever action connectors.
www.fastestinc.com/Applications/Refrigerati...

Toxalert - Mound, MN
Manufacturer
Manufacturer Of Gas Detection Systems & Controllers Designed To Monitor The Levels Of Toxic, Combustible, Oxygen Depleting, Refrigerant & Other Types Of Gases.

ASAS/Tysol - Woodbury, MN
Distributor, Manufacturer, Custom Manufacturer
Manufacturer of leak detectors including automotive refrigerant or cooling system leak detection dyes & equipment. Refrigeration leak tracer dyes for use in detecting refrigerant leaks in A/C & other cooling equipment. Refrigeration leak tracer dye works for refrigerant products & compressor oils including PAG, POE & ISO 32 & 68 mineral oils. Leak tracer dyes should be used 1/2 oz. to 8 oz. of refrigeration oil. SAE j2297 compatible.
Brand Names: All Clean, Rust-Stop, Ty-Spray, Tysol Products

Fire Combat - Minneapolis, MN
Manufacturer
Manufacturer of digital, explosion-proof & non-explosion proof, combustible, toxic & oxygen depletion gas monitoring system. Feature include: non- intrusive stainless steel, removeable memory stick for data-logging, infrared sensors, Modbus RS485 & self compensating optics. Over 100 different gas sensors available.

Honeywell Sensing and Control - Golden Valley, MN
Manufacturer, Custom Manufacturer
Six Sigma capable & AS 9100, ISO 14001, ISO 9001, TS 16949, & QS 9000 certified manufacturer of moisture & humidity detectors, & refrigerant leak detectors. Features include molded thermoset plastic housing with cover, linear voltage output vs %RH, & laser trimmed interchangeability. Operating humidity range 0 % to 100% RH, non-condensing, & operating temperature range minus 40 degrees C to plus 85 degrees C (minus 40 degrees F to plus 185 degrees F). Applications include refrigeration, drying, meteorology, battery-powered systems, & OEM assemblies.