4Pc Diode Set for 70HFR120 Overview A set of four stud mount diodes engineered for industrial power systems. Each diode is a performance 1200V device arranged with a positive cathode and negative anode configuration for straightforward circuit integration. The set combines builtin overvoltage protection and improved thermal design to maintain stable operation in demanding electrical environments. Key benefits Protects equipment from voltage spikes: Builtin overvoltage detection helps prevent damage from transient surges, reducing downtime and component replacement. Reliable voltage performance: Core devices are 1200V rated with design tolerance to withstand up to 2000V transients, making the set suitable for heavyduty applications. Better thermal management: Onepiece enamel coating and thickened conductive sheets improve heat dissipation, extending service life during prolonged operation. Easy integration: Stud mount format and clear polarity configuration simplify installation and replacement in industrial circuits. Features and specifications Quantity included: 4 diodes Device type: stud mount diode Nominal rating: 1200V Transient tolerance: up to 2000V Polarity configuration: positive cathode and negative anode Construction: onepiece enamel coating; thickened conductive sheets for thermal performance Function: overvoltage detection and rectification for stable power conversion Why customers need this set Reduces the risk of circuit failure caused by voltage spikes through active overvoltage protection. Maintains reliable power conversion and reduces thermal stress in continuous or load operations. Simplifies maintenance and upgrades with a matched fourpiece set built to common stud mount standards and clear polarity layout. Practical applications Electric furnace heating control: Use the diode set in power control and rectification stages where voltage tolerance and heat dissipation are critical. Automatic equipment control systems: Provide stable rectification and surge protection for motor drives and automated controllers. Industrial power conversion and rectifiers: Suitable for power supplies and converter modules that require robust diode performance under sustained load. Compatibility and installation notes Designed for use with systems requiring stud mount diodes and compatible with equipment models that accept 1200V stud diodes, including the 70HFR120 family. Observe correct polarity during installation to ensure proper operation and effective overvoltage protection. Ensure adequate heat sinking or chassis mounting to take advantage of enhanced thermal features for prolonged reliability.