The MHR0312SA507F70 from Murata is High voltage Power Resistor that is ideal for consumer equipment, copiers, printers, high-voltage-handling equipment, industrial equipment, medical equipment [GHTF A/B], white goods, air purifiers, air conditioners, hair dryers, and high-voltage power supply applications.  It has a resistance of 500 mega-Ohms and a resistance tolerance of ±1 %. This single-use power resistor has a power rating of 0.6 W and a voltage rating of up to 5 kV. This RoHS-compliant lead-shaped power resistor is available in a through-hole package that measures 12.6 x 10.16 x 5 mm.