Excellent source book for thousands of listings
The cover extends back past the hood and when the hood is extended the focus ring is exposed
three thumb rings for fine level adjustment
Internal Database with Photos
POWERTRON USR 4-4020 1R000 D 1% Through Hole Resistor, 1 ohm, 750 V, SIP, 30 W, � 1%, USR 4-4020 Series Tiffen 77HZE2A Excellent source book for thousandsThis is a Through Hole Resistor, 1 ohm, 750 V, SIP, 30 W, 1%, USR 4 4020 Series product from POWERTRON with the model number USR 4 4020 1R000 D 1%Product details Temperature Coefficient 3ppm K Power Rating 30W Resistor Element Material Metal Foil Automotive Qualification Standard Resistance 1ohm Resistance Tolerance 1% Product Range USR 4 4020 Series Resistor Case Style SIP Voltage Rating 750V Other details Brand POWERTRON Part Number USR 4 4020 1R000