品牌：SIEMENS（西门子）
产地：德国
The selenium photocell detectors are designed for use with Siemens burner controls, for the supervision of yellow-burningoil flames. They are used especially in connection with burner controls controlling and supervising burners of large capacity.
Dust-proof duroplast housing
Photocell is under protective glass
Can be supplied with or without flange and clamp
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