Best current price£3.13from Rapid Online - Rapid Electronics Ltd.
Shopping.co.uk recommended and popular offers
Rapid Online - Rapid Electronics Ltd.£3.13Visit shop Finder 40.31.7.012.0000 12V Relay (Miniature) SPDT 10A DC
Visit shop23 offers from £3.13 - £14.23
View price history by clicking the chart icon.
4 offers from £13.78 - £29.08
View price history by clicking the chart icon.
The Finder 40.31.7.024.0000 is a compact, single pole changeover (SPDT) relay designed for high-density PCB mounting. Ideal for engineers and hobbyists needing reliable switching in space-constrained applications, its primary benefit is its small footprint combined with a 10A switching capability. A potential caveat is its specific 24V DC coil requirement, limiting its use in systems with different voltage standards without additional circuitry. This relay offers a versatile solution for controlling circuits with its single-pole, double-throw contact configuration.
| Series | 40 |
|---|---|
| Model Part Number | 40.31.7.024.0000 |
| Brand | Finder |
The coil voltage for the Finder 40.31.7.024.0000 is 24V DC.
This relay can switch a maximum of 10A.
SPDT stands for Single Pole Double Throw. It means the relay has one input (the pole) that can connect to one of two outputs (the throws): a normally closed contact and a normally open contact.
While the relay is rated for 10A, its primary specification is for DC switching. It is generally recommended to use relays specifically designed for AC loads if you intend to switch AC power, as AC has different switching characteristics (e.g., arc suppression).
This is a general-purpose power relay. For high-frequency applications, specialized RF relays are typically required. Consult the datasheet for specific operational limits.
The relay is designed for through-hole PCB mounting. Insert the pins into the corresponding holes on your PCB and solder them securely.
The relay is housed in a compact SIL (Single In-line) package, designed for space efficiency on PCBs. Refer to the product datasheet for exact dimensions.
Verify the coil voltage is exactly 24V DC and correctly applied to the coil terminals. Check for any breaks in the coil circuit traces or solder joints.
Ensure the control signal is sufficient to energize the coil. Check that the load connected to the contacts does not exceed the 10A rating. Inspect the contacts for any debris or damage.
Check for loose solder joints or poor connections. Ensure the PCB is not flexing, which could stress the solder joints. Verify coil voltage is stable.
This might indicate insufficient coil voltage or a weak control signal. Ensure the coil is receiving the full 24V DC. Check for loose connections.
Setup: This relay is designed for direct PCB mounting. Ensure the PCB has appropriate traces and solder pads for the relay's pins. The relay should be soldered according to standard electronic component soldering practices. Connect the coil terminals to your 24V DC control voltage source and the common, NO, and NC terminals to the circuit you wish to switch.
Compatibility: The relay is compatible with standard wave or reflow soldering processes. Its 24V DC coil voltage requirement means it is best suited for projects or systems already operating at this voltage level. Ensure the current draw of the coil (typically very low) is within the driving capability of your control circuit (e.g., microcontroller output with a driver transistor).
Care: To ensure longevity, avoid exposing the relay to excessive moisture, dust, or extreme temperatures beyond its specified operating range. Periodically inspect solder joints for integrity. If the relay is used in a dusty environment, consider enclosing the PCB assembly.
