TE Connectivity Electromechanical Relays & Contactors ES405E3HD

Description

Body Features Enclosure Type : Hermetically Sealed Configuration Features Contact Arrangement : 4 Form C 4PDT-CO Contact Features Contact Material : Silver Cadmium Oxide Terminal Plating : Tin Dimensions Product Height : 16.3 MM [.642 INCH ] Product Length : 32.5 MM [1.279 INCH ] Product Width : 20.6 MM [.811 INCH ] Electrical Characteristics Coil Resistance (OHM) : 400 Coil Voltage Rating (VDC) : 28 Contact Current Rating (AMP) : 5 Contact Switching Voltage (Max) (VAC) : 200, 115 Operation/Applicatio n Current Type : DC Other Contact Current Class (AMP) : >2 - ≤5 Height Class (Mechanical) : >16 - ≤22 MM [>.63 - ≤.866 INCH ] Length Class (Mechanical) : >22 - ≤33 MM [>.866 - ≤1.299 INCH ] Width Class (Mechanical) : >16 - ≤22 MM [>.63 - ≤.866 INCH ] Product Type Features Relay & Contactor Type : General Purpose Power Relay Usage Conditions Environmental Ambient Temperature (Max) : 125 DEGC [257 DEGF ] Operating Temperature Range : -70 - 125 DEGC [-94 - 257 DEGF ]

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The ES405E3HD is a hermetically sealed 4PDT electromechanical relay rated for 5 A switching, designed for severe environmental applications in aerospace, rail, and ground vehicle systems. It features a balanced force design for extended contact life and operates with a 28 Vdc coil. The relay has dimensions of 20.6 mm × 20.6 mm × 16.3 mm and weighs 26.4 grams maximum. It meets MIL-PRF-83536 with a temperature range of -70°C to +125°C, shock tolerance of 200g for 6 ms, and dielectric strength of 1,050 Vrms between coil and case. The terminal is tin plated, and the device includes internal voltage suppression. Operating and release times are 6 ms maximum at +25°C, with a mechanical life of up to 400,000 cycles.

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