Resistors - Single: Type - Wirewound, Round Wire Resistor; Power Rating - 650W; Nominal Resistance - 25 Ohms; Tolerance - 10 pct; Terminal Type - Clamp; Temperature Coefficient - 500 ppm/deg C; Size - Body - 17.87"(454mm) Length x 1.00"(25.4mm) Diameter; Size - Terminals - 2.06"(52.4mm) Length; Body Material - Ceramic; Mounting - Bracket; Additional Information - Powr-Rib; Manufacturer Series - PFR Series