HFD27/005-S 5V 2A DPDT Relay PCB Mount – Hongfa
The HFD27/005-S is a subminiature, sensitive DIP signal and telecom relay manufactured by Hongfa. It is specifically designed for high-density printed circuit board (PCB) mounting in telecom systems, instrumentation, and low-power control applications.
Technical Specifications
Contact Configuration: DPDT (Double Pole Double Throw), also classified as 2 Form C.
Coil Voltage: 5V DC nominal control voltage.
Coil Type: Non-latching (monostable).
Coil Resistance: 125 Ω.
Coil Power Consumption: Sensitive design pulling 200 mW (nominal coil current of approximately 40 mA).
Maximum Switching Current: 2 A.
Maximum Switching Power: 125 VA (AC) or 60 W (DC).
Maximum Switching Voltage: 240V AC / 120V DC.
Contact Material: Silver Nickel (AgNi) with bifurcated contacts for enhanced low-level signal switching reliability.
Package/Mounting: 8-Pin DIP through-hole terminal configuration. It is epoxy sealed to allow automatic wave soldering and washing cycles.

