Weidmuller Solid State Relays and Optocouplers MICROOPTO Series

Weidmuller Brand: Weidmuller

The MICROOPTO series of solid state relays and optocouplers are high performance devices that provide specific application oriented solutions. All the devices are of the slim 6.1mm width type.

51-0066 - For high switching frequencies up to 100kHz
51-0067 - For DC loads up to 300V DC and 1A
51-0068 - For direct connection of actuators up to 24V DC 2A
51-0069 - For switching valves up to 24V DC 10A
51-0070 - For adjusting TTL signals
51-0071 - For adjusting TTL signals
51-0072 - For electronically switching or inverting signals

  • DIN-Rail mounting
  • 6.1mm modular width
  • Plug-in cross connection
Description Image Product Buy Pricing (Ex VAT) Alternative product Approvals Available until Coil Voltage (DC) Clearance and creepage distances for Contact Type Continuous current Depth Depth (inches) Dielectric strength to mounting rail current limitation external Dielectric strength for control side - load 3 KVeff / 1 Min. Dropout Voltage Delivery status GTIN (EAN) Flammability Rating Free-wheeling diode Input Type Impulse withstand voltage Input frequency
Weidmüller 8937990000 MOS 12-28VDC 100kHz
Weidmüller 8937990000 MOS 12-28VDC 100kHz
Standard range
Order code: 51-0066
MPN: 8937990000

4 in stock, despatched in 4 working days
1+ £28.94
Price per unit Ex VAT 		28V DC 1 NO contact (Transistor) 0.05 A 97.8mm 3.8504 inch 350 Veff / 1 min. 4032248716227 DC 500 V (1,2/50 µ) 100 kHz
Weidmüller 8937970000 MOS 24VDC / 8-30VDC 2A
Weidmüller 8937970000 MOS 24VDC / 8-30VDC 2A
Standard range
Order code: 51-0068
MPN: 8937970000

1 in stock, despatched in 4 working days
1+ £34.94
Price per unit Ex VAT 		CE, cULus 30V DC 1 NO contact (Intelligent 2 A 98mm 3.8189 inch 350 Veff / 1 min. 13.6V 4032248716203 UL94 V-0 500 V (1,2/50 µ) 125 Hz
Weidmüller 8937940000 MOS 24VDC / 5-33VDC 10A
Weidmüller 8937940000 MOS 24VDC / 5-33VDC 10A
Extended range
Order code: 51-0069
MPN: 8937940000

Available to back orderBack order, lead time 5 weeks
1+ £42.78
Price per unit Ex VAT 		TOPH 24VDC 5-48VDC10A CE, cULus 2025-09-29T00:00:00+02:00 33V DC > 3mm 1 NO contact (POWER 10 A 98mm 3.8504 inch overload at the output Dielectric strength to mounting rail 13V This article will no longer be available in the future. 4032248716173 UL94 V-0 MOS-FET) 4 kV (1.2/50 µs) 50 Hz
Weidmüller 8937920000 MOS 5VTTL / 24VDC 0.1A
Weidmüller 8937920000 MOS 5VTTL / 24VDC 0.1A
Standard range
Order code: 51-0070
MPN: 8937920000

14 in stock, despatched in 4 working days
1+ £22.74
Price per unit Ex VAT 		CE, cULus 24V DC > 3mm 1 NO contact (Bipolar 0.1 A 98mm 3.8504 inch Dielectric strength to mounting rail 1V 4032248716159 UL94 V-0 4 kV (1.2/50 µs) 100 kHz
Weidmüller 8937930000 MOS 12-28VDC / 5VTTL
Weidmüller 8937930000 MOS 12-28VDC / 5VTTL
Standard range
Order code: 51-0071
MPN: 8937930000

15 in stock, despatched in 4 working days
1+ £26.90
Price per unit Ex VAT 		CE, cULus 28V DC > 3mm 1 NO contact (TTL) 0.05 A 98mm 3.8504 inch Dielectric strength to mounting rail 10.6V 4032248716166 UL94 V-0 4 kV (1.2/50 µs) 100 kHz
Weidmüller 8937980000 MOS 24VDC / 5-48VDC 0.5A
Weidmüller 8937980000 MOS 24VDC / 5-48VDC 0.5A
Standard range
Order code: 51-0072
MPN: 8937980000

16 in stock, despatched in 4 working days
1+ £28.94
Price per unit Ex VAT 		48V DC > 3mm 1 CO contact (Transistor) 0.5 A 97.8mm 3.8504 inch Dielectric strength to mounting rail 4032248716210 DC 4 kV (1.2/50 µs) 1 kHz
Order code51-006651-006751-006851-0069
Control side
Control voltage12 to 28V DC24V DC24V DC24V DC
Power rating≤280mW0.36W≤170mW400mW
Cut-in voltage>5.6V>18.8V>13.8V>18V
Dropout voltage≤15V≤14.7V<13.6V<13V
Input frequency100kHz50 to 60Hz125Hz50Hz
Load side
Switching voltage19.6 to 28.8V12 to 300V DC8 to 30V DC5 to 33V DC
Switching current50mA1.3A4A10A
Solid state typeTransistorPower MOSFETIntelligent power MOSFETPower MOSFET

Order code51-007051-007151-0072
Control side
Control voltage5V TTL12 to 28V DC24V DC
Power rating<0.5mW150mW160mW
Cut-in voltage2V>10.7V>18.8V
Dropout voltage1V<10.6V-
Input frequency100kHz100kHz1kHz
Load side
Switching voltage24V DC5V TTL5 to 48V DC
Switching current100mA50mA500mA
Solid state typeTTLTTLTransistor

Ambient temperature–20°C to +60°C
Dimensions L x W x H98 x 6.1 x 88mm


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