CR1220 SMD Button Cell Battery Holder BS-1220-2 Car Fuse It's a precision potentiometer is

It's a precision potentiometer is an electromechanical variable resistor that is commonly used to detect position changes in Applications where accuracy is an important consideration

4k ohm (2401) Brand Resistor Chip size 0805 Tolerance 1% Power 1/8W Temperature Range -55°C to +125°C Mounting Type Surface mount No

Its used in gas detecting Applications like it can be used in safety Applications

Gold for these 30E resistors

Product NTC Based Temperature Sensor Working Voltage 3

CR1220 SMD Button Cell Battery Holder BS-1220-2 Car Fuse It's a precision potentiometer isCR1220 SMD Button Cell Battery Holder is a compact surface mount battery holder designed to securely accommodate CR1220 coin cell batteries on PCBs. It provides reliable electrical contact and stable battery retention for low power electronic devices. The SMD design enables easy integration into compact circuit boards, making it suitable for RTC modules, IoT devices, wearable electronics, memory backup systems, and embedded applications. Features