Now at Mouser: Sensirion SGD4x A2L Refrigerant Sensors for Residential and Commercial HVAC Systems

17.06. 2025 | News

Mouser Electronics, Inc., the industry's leading New Product Introduction (NPI) distributor with the widest selection of semiconductors and electronic components, is now stocking the Sensirion SGD4x A2L refrigerant sensors from Sensirion.

Sensirion SGD4x A2L Refrigerant Sensors are Refrigerant Detection Systems (RDS) designed for HVACR applications. The Sensirion SGD4x sensors operate on the thermal conductivity principle and include a dual dry-contact relay output to trigger a blower, shut off the load, or alert a control board. An LED status indicator provides quick visual feedback for easy installation. With fast response times and multi-refrigerant calibration, the devices support A2L refrigerants, making them ideal for residential and commercial systems.

The Sensirion SGD4x A2L Refrigerant Sensors meet industry standards like UL60355-2-40 and offer dual calibration for R454B and R32 in HVAC, plus triple calibration for R454A, R454C, and R455A in refrigeration systems.

To learn more, visit

https://www.mouser.com/new/sensirion/sensirion-sgd4x-refrigerant-sensors/.

For more Mouser news and our latest new product introductions, visit

https://www.mouser.com/newsroom/.

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