Ohmite 250 ohm 12.5W Wirewound Rheostat REE250E 0115 Model E, High Power Single Turn Potentiometer Pot Variable Resistor Ceramic Open Frame: Amazon.com: Industrial & Scientific
T Tulead Wirewound Resistor Aluminum Case Mounted Resistors 100W,0.5 ohm Resistor Pack of 4: Amazon.com: Industrial & Scientific
Amazon.com: Emerson TREX-0096-0001 Ruggedized Load Resistor for 375, 475 and Trex Field Communicator, 250 Ohm Electrical Resistance : Industrial & Scientific