Overview
The Garcor J49U-012-00-6HN31 is a 12-inch thermocouple temperature probe built to exacting industrial standards. Type J thermocouples are widely used in HVAC systems, process control, and industrial furnace monitoring where reliable, fast temperature measurement is critical. This ungrounded junction design with 316 stainless steel sheath provides excellent chemical corrosion resistance in harsh environments.
Key Features
- 12-inch immersion length for flexibility in probe depth
- Type J thermocouple with ungrounded junction for electrical isolation
- 316 stainless steel sheath resists corrosion in most industrial fluids
- 1/2″ NPT aluminum connection head rated for standard industrial mounting
- Fast response time suitable for process control feedback loops
- Industry-standard configuration compatible with most temperature controllers and data acquisition systems
Technical Specifications
Please verify the following specifications with your system integrator or control documentation before installation:
Typical Applications
- HVAC system temperature monitoring and control
- Industrial furnace and kiln temperature feedback
- Process heating and cooling applications
- Temperature sensor replacement in existing control systems
- OEM equipment requiring Type J thermocouple input
Compatibility & Replacements
Compatible With
- Temperature controllers accepting Type J thermocouple input
- Industrial PLC and DCS systems with analog thermocouple modules
- Standard 1/2″ NPT process mounting points
- Data loggers and chart recorders with J-type thermocouple input
- HVAC control systems requiring Type J feedback
Replaces / Drop-In Replacement For
- Equivalent Pyromation J49U-012-00 series models
- Garcor 12″ Type J thermocouple sensors with 1/2″ NPT connections
- Other manufacturer 12-inch Type J probes with matching thread and head configuration
Works With
- Type J thermocouple signal conditioning electronics
- Industrial control networks supporting analog thermocouple input
- Standard thermocouple reference junctions and compensators
- HVAC and process control software packages
Verify compatibility with your system integrator before ordering to ensure proper signal range and mounting configuration.




