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Need a KOFU Reed Switch (Formerly OKI) – Standex Electronics is your preferred source worldwide! Check out some of our most utilized KOFU reed switch series ORD211, ORD213, ORD219, ORD228VL, ORD311, ORD312, and ORD324. KOFU reed switches have extremely high quality due to their proprietary manufacturing technologies. Such as contact surface deactivation treatment, high-performance automatic sealing, and contact resistance measurement based on the flux scanning (FS) system. KOFU’s broad product line allows the customer to select a product to suit the intended application and purpose, for everything from low-voltage signal lines to high-voltage power lines. And since we are the global reed switch experts that means we specialize in custom and value-add services. Standex has the expertise and specialized equipment to ensure the highest quality during the custom reed switch manufacturing process.

Model Image Description
ORD213
KOFU REED SWITCH		 KOFU Reed Switch ORD213 Reed Switch ORD213 has a glass length of 7.0mm and diameter of 1.8mm. And a rated power of 1 W, switching voltage 24 VDC, and switching current 0.1 Amp DC. This ultraminiature reed switch is one of our most widely used switches. It features a close differential between the open and closure values or what is referred to as a narrow hysteresis. This is key in achieving a precise switching point as with small portable devices.
ORD311
KOFU REED SWITCH		 KOFU Reed Switch ORD311 Reed Switch ORD311 features a glass length of 7.0mm and diameter of 1.8mm. Rated power 10 W, Switching voltage 100 VDC, Switching current 0.5 Amp DC. Most used.
Model Image Description
ORD211
KOFU REED SWITCH		 ORD211 KOFU REED SWITCH Miniature Reed Switch ORD211 featuring a glass length of 10.0mm and diameter of 2.0mm. Rated power 1 W, Switching voltage 24 VDC, Switching current 0.1 Amp DC.
ORD219
KOFU REED SWITCH		 ORD219 KOFU REED SWITCH Reed Switch ORD219 features a glass length of 12.0mm and diameter of 2.0mm. Rated power 10 W, Switching voltage 100 VDC, Switching current 0.5 Amp DC.
ORD221
KOFU REED SWITCH		 ORD221 KOFU REED SWITCH Miniature offset Reed Switch ORD221 features a glass length of 13.0mm and diameter of 2.3mm and is designed for medium-level loads <100 V. Rated power 10 W, Switching voltage 100 VDC, Switching current 0.3 Amp DC.
ORD228VL
KOFU REED SWITCH		 ORD228VL KOFU REED SWITCH Miniature Reed Switch featuring high performance. Glass length of 14.0mm and diameter of 2.2mm. Rated power 10 W, Switching voltage 100 VDC, Switching current 0.5 Amp DC. Most used.
ORD312
KOFU REED SWITCH		 ORD312 KOFU REED SWITCH Reed Switch ORD312 features a glass length of 12.0mm and diameter of 2.0mm. Rated power 30 W, Switching voltage 200 VDC, Switching current 0.5 Amp DC.
ORD324 Series
KOFU REED SWITCH		 ORD324 Series KOFU REED SWITCH Reed Switch ORD324 is a miniature switch with glass length of 14.0mm and diameter of 2.2mm. Rated power 10 W, Switching voltage 200 VDC, Switching current 0.5 Amp DC. Most used.
ORD324H
KOFU REED SWITCH		 ORD324H KOFU REED SWITCH Reed Switch ORD324H is a miniature reed switch with glass length of 14.0mm and diameter of 2.2mm, and a longer lead length of 56.7mm. Rated power 10 W, Switching voltage 200 VDC, Switching current 0.5 Amp DC.
ORT551 Series
KOFU REED SWITCH		 ORT551 Series KOFU REED SWITCH The Reed Switch ORT551 is a miniature changeover reed switch or single pole double throw (SPDT) switch. This Reed Switch has a glass length of 14.0mm and diameter of 2.54mm. Rated power 3 W, Switching voltage 30 VDC, Switching current 0.2 Amp DC. Most used.
ORT551-1
KOFU REED SWITCH		 ORT551-1 KOFU REED SWITCH The Reed Switch ORT551-1 is a miniature changeover reed switch or single pole double throw SPDT switch. This Reed Switch has a glass length of 14.0mm and diameter of 2.54mm. Rated power 3 W, Switching voltage 30 VDC, Switching current 0.2 Amp DC. normally closed (N.C.) lead has a dog leg bend.
Model Image Description
ORD229
KOFU REED SWITCH		 ORD229 KOFU REED SWITCH Reed Switch ORD229 is a high power reed switch with glass length of 21.0mm and diameter of 2.75mm. Rated power 50 W, Switching voltage 350 VDC, Switching current 0.7 Amp DC.
ORD2210
KOFU REED SWITCH		 ORD2210 KOFU REED SWITCH Reed Switch ORD2210 is a high power reed switch or high voltage reed switch. Glass length of 21.0mm and diameter of 2.75mm. Rated power 50 W, Switching voltage 200 VDC, Switching current 1 Amp DC.
ORD2210V
KOFU REED SWITCH		 ORD2210V KOFU REED SWITCH Reed Switch ORD2210V is a vacuum high breakdown voltage reed switch. Glass length of 21.0mm and diameter of 2.75mm. Rated power 100 W, Switching voltage 350 VDC, Switching current 1 Amp DC.
ORD2211
KOFU REED SWITCH		 ORD2211 KOFU REED SWITCH Reed Switch ORD2211 is a high power reed switch with glass length of 16.5mm and diameter of 2.8mm. Rated power 50 W, Switching voltage 100 VDC, Switching current 0.5 Amp DC.
ORD2211H
KOFU REED SWITCH		 ORD2211H KOFU REED SWITCH Reed Switch ORD2211H is a high power reed switch with glass length of 16.5mm, diameter of 2.7mm, and longer lead length of 57.0mm. Rated power 50 W, Switching voltage 100 VDC, Switching current 0.5 Amp DC.
ORD9215
KOFU REED SWITCH		 ORD9215 KOFU REED SWITCH Reed Switch ORD9215 has a glass length of 17.0mm and diameter of 2.8mm. Rated power 10 W, Switching voltage 100 VDC, Switching current 0.4 Amp DC.
Model Image Description
ORD228VL
KOFU AUTOMOTIVE GRADE REED SWITCH		 ORD228VL KOFU AUTOMOTIVE GRADE REED SWITCH Miniature Reed Switch featuring high performance. Glass length of 14.0mm and diameter of 2.2mm. Rated power 10 W, Switching voltage 100 VDC, Switching current 0.5 Amp DC. Most used.
Model Image Description
ORT551
KOFU CHANGEOVER SPDT REED SWITCH		 ORT551 KOFU CHANGEOVER SPDT REED SWITCH The Reed Switch ORT551 is a miniature changeover reed switch or single pole double throw (SPDT) switch. This Reed Switch has a glass length of 14.0mm and diameter of 2.54mm. Rated power 3 W, Switching voltage 30 VDC, Switching current 0.2 Amp DC. Most used.
ORT551-1
KOFU CHANGEOVER SPDT REED SWITCH		 ORT551-1 KOFU CHANGEOVER SPDT REED SWITCH The Reed Switch ORT551-1 is a miniature changeover reed switch or single pole double throw SPDT switch. This Reed Switch has a glass length of 14.0mm and diameter of 2.54mm. Rated power 3 W, Switching voltage 30 VDC, Switching current 0.2 Amp DC. normally closed (N.C.) lead has a dog leg bend.
Model Image Description
ORD229
KOFU High Breakdown Voltage REED SWITCH		 ORD229 KOFU High Breakdown Voltage REED SWITCH Reed Switch ORD229 is a high power reed switch with glass length of 21.0mm and diameter of 2.75mm. Rated power 50 W, Switching voltage 350 VDC, Switching current 0.7 Amp DC.
ORD2210V
KOFU High Breakdown Voltage REED SWITCH		 ORD2210V KOFU High Breakdown Voltage REED SWITCH Reed Switch ORD2210V is a vacuum high breakdown voltage reed switch. Glass length of 21.0mm and diameter of 2.75mm. Rated power 100 W, Switching voltage 350 VDC, Switching current 1 Amp DC.
Model Image Description
ORD324
KOFU High Performance REED SWITCH		 ORD324 KOFU High Performance REED SWITCH Reed Switch ORD324 is a miniature switch with glass length of 14.0mm and diameter of 2.2mm. Rated power 10 W, Switching voltage 200 VDC, Switching current 0.5 Amp DC. Most used.
ORD324H
KOFU High Performance REED SWITCH		 ORD324H KOFU High Performance REED SWITCH Reed Switch ORD324H is a miniature reed switch with glass length of 14.0mm and diameter of 2.2mm, and a longer lead length of 56.7mm. Rated power 10 W, Switching voltage 200 VDC, Switching current 0.5 Amp DC.