Reed switch/sensor
Description
- A Reed Switch consists of two or three ferromagnetic blades (or reeds) hermetically sealed inside a glass envelope filled with inert gas. The construction ensures protection from the external environment.
- Three types are available: Form A (Normally Open), Form B (Normally closed) and Form C (Changeover). The operation is activated by either a permanent magnet or a current-carrying coil.
- Sensitivity of a reed switch is measured in ampere turns (A.T.) and it should be noted that lower switch (A.T) ratings are more sensitive as they require less magnetic field strength to operate them.
- Various voltage and current switching levels are available and contact plating materials can be varied to accommodate specific types of load.

Product catalog
Product lines
MKA-07101
Contact Form: SPST (Form A)
Size: 1.8 *7mm
Electric Data: 1W/24V/0.1A
MKA-10110
Contact Form: SPST (Form A)
Size: 1.8 *10mm
Electric Data: 10W/100V/0.5A
MKA-16101
Contact Form: SPST (Form A)
Size: 2.54 *16.5mm
Electric Data: 10W/100V/0.5A
MKC-27103
Contact Form: SPDT (Form C)
Size: 5.6 *27mm
Electric Data: 30W/220V/1A
MKA-50202
Contact Form: SPST (Form A)
Size: 5.4 *50mm
Electric Data: 250W/250V/5A
MKA-36201
Contact Form: SPST (Form A)
Size: 5.5 *37mm
Electric Data: 250W/250V/3A
KAM-1
Contact Form: SPST (Form A)
Size: 5.4 *50mm
Electric Data: 30W/300V/2A
HYR-1555
Contact Form: SPDT (Form C)
Size: 2.7 *14.3mm
Electric Data: 5W/100V/0.25A
MOQ: 200pcs/Box
Origin: Japan
HYR-1555
Contact Form: SPDT (Form C)
Size: 2.7 *14.3mm
Electric Data: 5W/100V/0.25A
MOQ: 200pcs/Box
Origin: Japan
MKA-14103
Contact Form: SPST (Form A)
Size: 2.3 *14.2mm
Electric Data: 10W/100V/0.5A
HYR-1559
Contact Form: SPST (Form A)
Size: 2.3 *14.2mm
Electric Data: 10W/500V/0.5A
HYR-2016
Contact Form: SPST (Form A)
Size: 2.6 *21mm
Electric Data: 25W/1kV/1A
ORD211
Contact Form: SPST (Form A)
Size: 2.0 *10.0mm
Electric Data: 1W/24V/0.1A
ORD229
Contact Form: SPST (Form A)
Size: 2.75*21.0mm
Electric Data: 70W/350VDC/300VAC/DC0.7A/AC0.5A
ORD324
Contact Form: SPST (Form A)
Size: 2.2 *14.0mm
Electric Data: 10W/100VDC150VAC/0.5A
ORD2210V ORD2210
Contact Form: SPST (Form A)
Electric Data: 100W/350VDC/300VAC/1.0A
MOQ: 1000pcs/Box
GC 2314
Contact Form: SPST (Form A)
Size: 2.3 *14.5mm
Electric Data: 10W/400V/0.5A
GC 1917
Contact Form: SPDT (Form C)
Size: 5.6 *36mm
Electric Data: 60W/400V/1.0A
GC 1525
Contact Form: SPST (Form A)
Size: 5.4 *52mm
Electric Data: 80W/250V/1.3A
GC 1523
Contact Form: SPST (Form A)
Size: 5.4 *52mm
Electric Data: 120W/250V/3.0A
GC 1513
Contact Form: SPST (Form A)
Size: 5.4 *52mm
Electric Data: 120W/1500V/3.0A
GC 1625
Contact Form: SPDT (Form C)
Size: 5.6 *52mm
Electric Data: 60W/230V/1.0A
GC 1625
Contact Form: SPDT (Form C)
Size: 5.6 *52mm
Electric Data: 60W/230V/1.0A
GC 3817
Contact Form: SPST (Form A)
Size: 3.8 *24.5mm
Electric Data: 60W/400V/3A
GC 3717
Contact Form: SPST (Form A)
Size:2.6*19mm
Electric Data: 40W/400V/2A
GC 2717
Contact Form: SPST (Form A)
Size: 2.6*19mm
Electric Data: 10W/500V/0.5A
RI-80SMD
Contact Form: SPST (Form A)
Size: 1.8*5mm
Electric Data: 5W/175V/0.35A
RI-70SMD
Contact Form: SPST (Form A)
Size: 1.8*7mm
Electric Data: 10W/170V/0.5A
RI-02SMD
Contact Form: SPST (Form A)
Size: 1.8*10mm
Electric Data: 10W/200V/0.5A
RI-29SMD
Contact Form: SPST (Form A)
Size: 1.8*13mm
Electric Data: 20W/200V/1A
RI-80
Contact Form: SPST (Form A)
Size: 1.8*5mm
Electric Data: 5W/175V/0.35A
RI-70
Contact Form: SPST (Form A)
Size: 1.8*7mm
Electric Data: 10W/170V/0.5A
RI-02
Contact Form: SPST (Form A)
Size: 1.8*10mm
Electric Data: 10W/200V/0.5A
RI-60
Contact Form: SPST (Form A)
Size: 1.8*10mm
Electric Data: 10W/200V/0.5A
RI-01C
Contact Form: SPST (Form A)
Size: 1.8*12.7mm
Electric Data: 10W/200V/0.5A
RI-29
Contact Form: SPST (Form A)
Size: 1.8*13mm
Electric Data: 20W/200V/1A
ORD213
Contact Form: SPST (Form A)
Size: 0.3 *7.0mm
Electric Data:1W/24VAC/DC 0.1A
0RD221 ORD2210V
Contact Form: SPST (Form A)
Size: 0.35 *13mm
Electric Data: 10W/1A/DC100/AC100
ORT551
Contact Form: SPDT (Form C)
Size: 2.54 *14mm
Electric Data: 3W/30DC/AC/0.5A
RA-901
Contact Form: SPST (Form A)
Size:16*2.5*25mm
Electric Data: 10W/100VDC/100VAC/1A
RA-903
Contact Form: SPST (Form A)
Size:16*2.5*25mm
Electric Data: 1W/24VDC/24VAC/0.3A
RI-07
Contact Form: SPST (Form A)
Size: 1.8*13mm
Electric Data: 10W/200V/0.5A
RI-90
Contact Form: SPDT (Form C)
Size: 2.5*14.3mm
Electric Data: 5W/175V/0.4A