Datasheets
JS-12N-K by:

Power/Signal Relay, 1 Form C, SPDT, Momentary, 0.018A (Coil), 12VDC (Coil), 220mW (Coil), 10A (Contact), 300VDC (Contact), DC Input, Random, AC/DC Output, ROHS COMPLIANT

Part Details for JS-12N-K by FUJITSU Limited

Results Overview of JS-12N-K by FUJITSU Limited

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Applications Industrial Automation Renewable Energy Robotics and Drones

JS-12N-K Information

JS-12N-K by FUJITSU Limited is a Power/Signal Relay.
Power/Signal Relays are under the broader part category of Relays.

A relay is an electromechanical switch that uses an electrical signal to open or close circuits, protecting systems from overcurrents or voltage surges. They are used in a variety of applications, including lighting control, telecommunication, automotive systems, and power protection. Read more about Relays on our Relays part category page.

Price & Stock for JS-12N-K

Part # Distributor Description Stock Price Buy
DISTI # JS-12N-K
TME Relay: electromagnetic, SPDT, Ucoil: 12VDC, 8A, 8A/250VAC, 8A/24VDC Min Qty: 1 9931
  • 1 $1.8900
  • 10 $1.3000
  • 20 $1.1700
  • 40 $1.0600
  • 100 $0.9300
  • 200 $0.9100
$0.9100 / $1.8900 Buy Now

Part Details for JS-12N-K

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JS-12N-K Part Data Attributes

JS-12N-K FUJITSU Limited
Buy Now Datasheet
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JS-12N-K FUJITSU Limited Power/Signal Relay, 1 Form C, SPDT, Momentary, 0.018A (Coil), 12VDC (Coil), 220mW (Coil), 10A (Contact), 300VDC (Contact), DC Input, Random, AC/DC Output, ROHS COMPLIANT
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer FUJITSU LTD
Package Description ROHS COMPLIANT
Reach Compliance Code compliant
Additional Feature LOW PROFILE
Body Breadth 10 mm
Body Height 12.5 mm
Body Length or Diameter 29 mm
Coil Current(DC)-Max 0.018 A
Coil Operate Voltage(DC) 8.5 V
Coil Power 220 mW
Coil Release Voltage(DC) 1.2 V
Coil Resistance 660 Ω
Coil Voltage(AC)-Max 888 V
Coil Voltage(DC)-Max 12 V
Coil Voltage-Nom 12 V
Coil/Input Supply Type DC
Contact (AC) Max Power Rating R Load 2000VA@400VAC
Contact (AC) Max Rating R Load 10A@400VAC
Contact Current(AC)-Max 10 A
Contact Current(DC)-Max 10 A
Contact (DC) Max Power Rating R Load 192W@300VDC
Contact (DC) Max Rating R Load 10A@300VDC
Contact Resistance 100 mΩ
Contact Voltage(AC)-Max 400 V
Contact Voltage(DC)-Max 300 V
Contact/Output Supply Type AC/DC
Electrical Life 50000 Cycle(s)
End Contact Material Silver Tin Oxide
End Contact Plating GOLD
Input Switching Control Type Random
Insulation Resistance 1000000000 Ω
JESD-609 Code e4
Mounting Feature THROUGH HOLE-STRAIGHT
Number of Terminals 5
Operate Time 10 ms
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Physical Dimension 29mm x 10mm x 12.5mm
Reference Standard BSI; CQC; CSA; DEMKO; FIMKO; NEMKO; OVE; SEMKO; SEV; UL; VDE
Relay Action MOMENTARY
Relay Form 1 FORM C
Relay Function SPDT
Relay Type POWER/SIGNAL RELAY
Release Time 5 ms
Sealing PLASTIC SEALED
Surface Mount NO
Terminal Finish Gold (Au)
Terminal Length 0.0032994665989331978 inch
Termination Type SOLDER

Alternate Parts for JS-12N-K

This table gives cross-reference parts and alternative options found for JS-12N-K. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of JS-12N-K, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
JS-12E-K FUJITSU Semiconductor Limited Check for Price POWER/SIGNAL RELAY, SPDT, MOMENTARY, 0.018A (COIL), 12VDC (COIL), 220mW (COIL), 10A (CONTACT), 300VDC (CONTACT), THROUGH HOLE-STRAIGHT MOUNT, ROHS COMPLIANT JS-12N-K vs JS-12E-K
JS-12-K-V3 FUJITSU Component Ltd Check for Price Power/Signal Relay, SPDT, Momentary, 0.018A (Coil), 12VDC (Coil), 220mW (Coil), 10A (Contact), 150VDC (Contact), DC Input, AC/DC Output, Through Hole-Straight Mount, ROHS COMPLIANT JS-12N-K vs JS-12-K-V3
JS-12E-K-V3 FUJITSU Semiconductor Limited Check for Price POWER/SIGNAL RELAY, SPDT, MOMENTARY, 0.018A (COIL), 12VDC (COIL), 220mW (COIL), 10A (CONTACT), 150VDC (CONTACT), THROUGH HOLE-STRAIGHT MOUNT, ROHS COMPLIANT JS-12N-K vs JS-12E-K-V3
JS-12E-K FUJITSU Limited Check for Price Power/Signal Relay, 1 Form C, SPDT, Momentary, 0.018A (Coil), 12VDC (Coil), 220mW (Coil), 10A (Contact), 300VDC (Contact), DC Input, AC/DC Output, Through Hole-Straight Mount, ROHS COMPLIANT JS-12N-K vs JS-12E-K
JS-12E-K FUJITSU Component Ltd Check for Price Power/Signal Relay, SPDT, Momentary, 0.018A (Coil), 12VDC (Coil), 220mW (Coil), 8A (Contact), 24VDC (Contact), DC Input, AC/DC Output, Through Hole-Straight Mount, ROHS COMPLIANT JS-12N-K vs JS-12E-K
JS-12N-K FUJITSU Semiconductor Limited Check for Price Power/Signal Relay, SPDT, Momentary, 0.018A (Coil), 12VDC (Coil), 220mW (Coil), 8A (Contact), 24VDC (Contact), DC Input, AC/DC Output, Through Hole-Straight Mount, ROHS COMPLIANT JS-12N-K vs JS-12N-K
JS-12-K FUJITSU Component Ltd Check for Price Power/Signal Relay, SPDT, Momentary, 0.018A (Coil), 12VDC (Coil), 220mW (Coil), 8A (Contact), 24VDC (Contact), DC Input, AC/DC Output, Through Hole-Straight Mount, ROHS COMPLIANT JS-12N-K vs JS-12-K
JS-12-K-V3 FUJITSU Limited Check for Price Power/Signal Relay, 1 Form C, SPDT, Momentary, 0.018A (Coil), 12VDC (Coil), 220mW (Coil), 10A (Contact), 300VDC (Contact), DC Input, AC/DC Output, Through Hole-Straight Mount, ROHS COMPLIANT JS-12N-K vs JS-12-K-V3
JS-12F-K FUJITSU Semiconductor Limited Check for Price Power/Signal Relay, SPDT, Momentary, 0.018A (Coil), 12VDC (Coil), 220mW (Coil), 8A (Contact), 24VDC (Contact), DC Input, AC/DC Output, Through Hole-Straight Mount, ROHS COMPLIANT JS-12N-K vs JS-12F-K
Part Number Manufacturer Composite Price Description Compare
2-1393225-1 TE Connectivity $1.0875 Power/Signal Relay, 1 Form C, SPDT, Momentary, 0.01A (Coil), 24VDC (Coil), 245mW (Coil), 8A (Contact), DC Input, Random, AC Output, Panel Mount JS-12N-K vs 2-1393225-1
3-1393225-3 TE Connectivity $2.4825 Power/Signal Relay, 1 Form C, SPDT, Momentary, 0.01A (Coil), 24VDC (Coil), 245mW (Coil), 8A (Contact), DC Input, AC Output, Panel Mount JS-12N-K vs 3-1393225-3
2-1393225-9 TE Connectivity $3.0605 Power/Signal Relay, 1 Form C, SPDT, Momentary, 0.01A (Coil), 24VDC (Coil), 245mW (Coil), 8A (Contact), DC Input, Random, AC Output, Panel Mount JS-12N-K vs 2-1393225-9
V23061D2005A301 TE Connectivity $3.3272 Power/Signal Relay, 1 Form C, 12VDC (Coil), 221mW (Coil), 8A (Contact), Panel Mount JS-12N-K vs V23061D2005A301
V23061B1005A401 TE Connectivity $4.5057 Power/Signal Relay, SPDT, Momentary, 0.018A (Coil), 12VDC (Coil), 220mW (Coil), 8A (Contact), DC Input, AC/DC Output, Through Hole-Straight Mount JS-12N-K vs V23061B1005A401
JS-12F-K FUJITSU Limited Check for Price Power/Signal Relay, 1 Form C, SPDT, Momentary, 0.018A (Coil), 12VDC (Coil), 220mW (Coil), 10A (Contact), 300VDC (Contact), DC Input, AC/DC Output, ROHS COMPLIANT JS-12N-K vs JS-12F-K
JS-12D-K FUJITSU Component Ltd Check for Price Power/Signal Relay, SPDT, Momentary, 0.018A (Coil), 12VDC (Coil), 220mW (Coil), 8A (Contact), 24VDC (Contact), DC Input, AC/DC Output, Through Hole-Straight Mount, ROHS COMPLIANT JS-12N-K vs JS-12D-K
JS-24E-K FUJITSU Component Ltd Check for Price Power/Signal Relay, SPDT, Momentary, 0.01A (Coil), 24VDC (Coil), 245mW (Coil), 8A (Contact), 24VDC (Contact), DC Input, AC/DC Output, Through Hole-Straight Mount, ROHS COMPLIANT JS-12N-K vs JS-24E-K
1-1393225-4 TE Connectivity Check for Price Power/Signal Relay, SPDT, Momentary, 0.01A (Coil), 24VDC (Coil), 245mW (Coil), 8A (Contact), 28VDC (Contact), DC Input, AC/DC Output, Through Hole-Straight Mount JS-12N-K vs 1-1393225-4
JS-24-K-V3 FUJITSU Component Ltd Check for Price Power/Signal Relay, SPDT, Momentary, 0.01A (Coil), 24VDC (Coil), 245mW (Coil), 10A (Contact), 150VDC (Contact), DC Input, AC/DC Output, Through Hole-Straight Mount, ROHS COMPLIANT JS-12N-K vs JS-24-K-V3

JS-12N-K Related Parts

JS-12N-K Frequently Asked Questions (FAQ)

  • FUJITSU recommends a PCB layout with a minimum of 1.5mm clearance around the relay module to ensure proper airflow and heat dissipation. A thermal pad or heat sink can be added to the PCB to further improve thermal management.

  • To minimize contact bounce and ensure reliable switching, FUJITSU recommends using a debouncing circuit or a capacitor in parallel with the relay coil to absorb voltage spikes. Additionally, using a flyback diode across the relay coil can help reduce electromagnetic interference (EMI).

  • The maximum switching frequency for the JS-12N-K is 20 Hz, and the recommended duty cycle is 20% to 80%. Exceeding these limits may reduce the relay's lifespan or cause overheating.

  • While the JS-12N-K is designed to withstand some vibration and shock, FUJITSU recommends additional mechanical support or potting to ensure reliable operation in high-vibration or high-shock environments.

  • To ensure EMC and reduce EMI, FUJITSU recommends using a metal shield or enclosure around the relay module, keeping the relay away from sensitive components, and using EMI filters or common-mode chokes in the circuit design.

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