This part is a kind of semiconductor called MZ72-18RM270.
Function of this product has Encased single-element PTC thermistor.
Manufacturers : DXM Technology
Image and pinout :
Some of the text within the PDF file :
Shenzhen DXM Technology Co., Ltd Specification&Part no. Rated Zero Power Resistance R(N)(Ω) 4.5±30% 7±30% 9±20% 10±20% 12±20% 14±20% 18±20% 20±20% 27±20% PTC thermistor Encased single-element PTC thermistor for degaussing of colour TV,colour monitor chromoscope-MZ72 series Current Attenuation Max Characteristics Curie Operating temperature Initial After 3 After 60 Voltage T c (℃ ) Current Sec. Sec. Vmax (V) (Ap-p) (mAp-p) (mArms) 40:60 40:60 40:60 40:60 40:60 40:60 40:60 40:60 40:60 140 270 270 270 270 270 270 270 270 ≥25 ≥25 ≥25 ≥25 ≥20 ≥20 ≥20 ≥20 ≥20 ≤300 ≤300 ≤300 ≤120 ≤240 ≤240 ≤250 ≤250 ≤250 ≤15 ≤12 ≤10 ≤10 ≤10 ≤8 ≤8 ≤8 ≤8 Condition Rated Vol. VN(V) 100,120 220 220 220 220 220 220 220 220 Load Resistance RL(Ω ) 10 [ ... ]