Photo 1 of PHATRIP 520820 RV Furnace Heater Circuit Board with Fan Control Compatible with Suburban 12VDC Module Board?Replaces # 520199, 520814, 520871, 33550L, AP4896608

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Photo 1 of PHATRIP 520820 RV Furnace Heater Circuit Board with Fan Control Compatible with Suburban 12VDC Module Board?Replaces # 520199, 520814, 520871, 33550L, AP4896608Photo 2 of PHATRIP 520820 RV Furnace Heater Circuit Board with Fan Control Compatible with Suburban 12VDC Module Board?Replaces # 520199, 520814, 520871, 33550L, AP4896608