Micro Motor Contactor/Contactor Relay [J7KNU]

Relay-size contactor, smallest in the world!
• AC and DC operated
• Integrated auxiliary contact
• Available as motor contactor and contactor relay
• >3 mm contact clearance acc. to IEC 60335-1 for safety applications
• Reversing contactor with mechanical interlock
• Mirror contacts (NC) acc. to IEC 60947-4-1 for safety applications

Part Number

Once your search is narrowed to one product,
the corresponding part number is displayed here.

Part Numbers

Data to be displayed: 30; 45; 60

Part Number
J7KNU-05-01 24
J7KNU-05-01 24D
J7KNU-05-01 48
J7KNU-05-01 48D
J7KNU-05-01 60D
J7KNU-05-01 90
J7KNU-05-01 110
J7KNU-05-01 110D
J7KNU-05-01 180
J7KNU-05-01 230
J7KNU-05-01R 24
J7KNU-05-01R 24D
J7KNU-05-01R 48
J7KNU-05-01R 48D
J7KNU-05-01R 60D
J7KNU-05-01R 90
J7KNU-05-01R 110
J7KNU-05-01R 110D
J7KNU-05-01R 180
J7KNU-05-01R 230
J7KNU-05-4 24
J7KNU-05-4 48
J7KNU-05-4 90
J7KNU-05-4 110
J7KNU-05-4 180
J7KNU-05-4 230
J7KNU-05-10 24
J7KNU-05-10 24D
J7KNU-05-10 48
J7KNU-05-10 48D
J7KNU-05-10 60D
J7KNU-05-10 90
J7KNU-05-10 110
J7KNU-05-10 110D
J7KNU-05-10 180
J7KNU-05-10 230
J7KNU-AR-22 24
J7KNU-AR-22 24D
J7KNU-AR-22 48
J7KNU-AR-22 48D
J7KNU-AR-22 60D
J7KNU-AR-22 90
J7KNU-AR-22 110
J7KNU-AR-22 110D
J7KNU-AR-22 180
J7KNU-AR-22 230
J7KNU-AR-40 24
J7KNU-AR-40 24D
J7KNU-AR-40 48
J7KNU-AR-40 48D
J7KNU-AR-40 60D
J7KNU-AR-40 90
J7KNU-AR-40 110
J7KNU-AR-40 110D
J7KNU-AR-40 180
J7KNU-AR-40 230

Standard Unit Price	Minimum order quantity	Standard Shipping Days ?	Operating Method	Auxiliary Contact	Voltage Type for Actuating	Number of Normally Closed Contacts as Main Contact	Rated Operation Current Ie at AC-3, 400 V (A)	Rated Operation Power at AC-3, 400 V (kW)	Mounting Method	Connection Type Auxiliary Circuit	Suitable for Manual Operation	With LED Indication	Number of Auxiliary Contacts as Normally Open Contact	Number of Auxiliary Contacts as Normally Closed Contact	Number of Auxiliary Contacts as Normally Closed Contact, Delayed Switching	Number of Auxiliary Contacts as Normally Open Contact, Leading	Rated Operation Current Ie, 400 V (A)	Number of Auxiliary Contacts as Change-Over Contact	Rated Control Supply Voltage AC 60 Hz (V)	Rated Control Supply Voltage DC (V)	Rated Control Supply Voltage AC 50 Hz (V)	Type of Electrical Connection of Main Circuit	Modular Version	Number of Normally Open Contacts as Main Contact	Rated Operation Power at AC-4, 400 V (kW)	Rated Operation Current Ie at AC-1, 400 V (A)	Rated Operation Current Ie at AC-4, 400 V (A)	Degree of Protection (NEMA)	Degree of Protection (IP)	Function	Interface
34.93 €	10	3 Days	-	1b	AC	0	5	2.2	-	-	-	-	0	1	-	-	-	-	24	-	22 - 24	Screw connection	true	3	1.5	12	3.5	-	-	-	-
40.40 €	10	3 Days	-	1b	DC	0	5	2.2	-	-	-	-	0	1	-	-	-	-	-	24	-	Screw connection	true	3	1.5	12	3.5	-	-	-	-
34.93 €	10	3 Days	-	1b	AC	0	5	2.2	-	-	-	-	0	1	-	-	-	-	48 - 52	-	48 - 50	Screw connection	true	3	1.5	12	3.5	-	-	-	-
40.40 €	1	3 Days	-	1b	DC	0	5	2.2	-	-	-	-	0	1	-	-	-	-	-	48	-	Screw connection	true	3	1.5	12	3.5	-	-	-	-
40.40 €	10	3 Days	-	1b	DC	0	5	2.2	-	-	-	-	0	1	-	-	-	-	-	60	-	Screw connection	true	3	1.5	12	3.5	-	-	-	-
34.93 €	1	3 Days	-	1b	AC	0	5	2.2	-	-	-	-	0	1	-	-	-	-	100 - 105	-	90 - 100	Screw connection	true	3	1.5	12	3.5	-	-	-	-
34.93 €	1	3 Days	-	1b	AC	0	5	2.2	-	-	-	-	0	1	-	-	-	-	120 - 125	-	110 - 115	Screw connection	true	3	1.5	12	3.5	-	-	-	-
40.40 €	1	3 Days	-	1b	DC	0	5	2.2	-	-	-	-	0	1	-	-	-	-	-	110	-	Screw connection	true	3	1.5	12	3.5	-	-	-	-
34.93 €	1	3 Days	-	1b	AC	0	5	2.2	-	-	-	-	0	1	-	-	-	-	200 - 210	-	185 - 200	Screw connection	true	3	1.5	12	3.5	-	-	-	-
34.93 €	10	3 Days	-	1b	AC	0	5	2.2	-	-	-	-	0	1	-	-	-	-	230 - 250	-	220 - 230	Screw connection	true	3	1.5	12	3.5	-	-	-	-
87.80 €	5	3 Days	Reversible format	1b	AC	-	5	2.2	-	-	-	-	-	-	-	-	-	-	24	-	22 - 24	Screw connection	-	-	-	-	-	Other	IP20	Reversing contactor	-
95.15 €	5	3 Days	Reversible format	1b	DC	-	5	2.2	-	-	-	-	-	-	-	-	-	-	-	24	-	Screw connection	-	-	-	-	-	Other	IP20	Reversing contactor	-
87.80 €	5	3 Days	Reversible format	1b	AC	-	5	2.2	-	-	-	-	-	-	-	-	-	-	48 - 52	-	48 - 50	Screw connection	-	-	-	-	-	Other	IP20	Reversing contactor	-
95.15 €	1	3 Days	Reversible format	1b	DC	-	5	2.2	-	-	-	-	-	-	-	-	-	-	-	48	-	Screw connection	-	-	-	-	-	Other	IP20	Reversing contactor	-
95.15 €	1	3 Days	Reversible format	1b	DC	-	5	2.2	-	-	-	-	-	-	-	-	-	-	-	60	-	Screw connection	-	-	-	-	-	Other	IP20	Reversing contactor	-
87.80 €	1	3 Days	Reversible format	1b	AC	-	5	2.2	-	-	-	-	-	-	-	-	-	-	100 - 105	-	90 - 100	Screw connection	-	-	-	-	-	Other	IP20	Reversing contactor	-
87.80 €	1	3 Days	Reversible format	1b	AC	-	5	2.2	-	-	-	-	-	-	-	-	-	-	120 - 125	-	110 - 115	Screw connection	-	-	-	-	-	Other	IP20	Reversing contactor	-
95.15 €	5	3 Days	Reversible format	1b	DC	-	5	2.2	-	-	-	-	-	-	-	-	-	-	-	110	-	Screw connection	-	-	-	-	-	Other	IP20	Reversing contactor	-
87.80 €	1	3 Days	Reversible format	1b	AC	-	5	2.2	-	-	-	-	-	-	-	-	-	-	200 - 210	-	185 - 200	Screw connection	-	-	-	-	-	Other	IP20	Reversing contactor	-
87.80 €	5	3 Days	Reversible format	1b	AC	-	5	2.2	-	-	-	-	-	-	-	-	-	-	230 - 250	-	220 - 230	Screw connection	-	-	-	-	-	Other	IP20	Reversing contactor	-
35.65 €	10	3 Days	-	-	AC	0	5	2.2	-	-	-	-	0	0	-	-	-	-	24	-	22 - 24	Screw connection	true	4	1.5	12	3.5	-	-	-	-
35.65 €	1	3 Days	-	-	AC	0	5	2.2	-	-	-	-	0	0	-	-	-	-	48 - 52	-	48 - 50	Screw connection	true	4	1.5	12	3.5	-	-	-	-
35.65 €	1	3 Days	-	-	AC	0	5	2.2	-	-	-	-	0	0	-	-	-	-	100 - 105	-	90 - 100	Screw connection	true	4	1.5	12	3.5	-	-	-	-
35.65 €	1	3 Days	-	-	AC	0	5	2.2	-	-	-	-	0	0	-	-	-	-	120 - 125	-	110 - 115	Screw connection	true	4	1.5	12	3.5	-	-	-	-
35.65 €	1	3 Days	-	-	AC	0	5	2.2	-	-	-	-	0	0	-	-	-	-	200 - 210	-	185 - 200	Screw connection	true	4	1.5	12	3.5	-	-	-	-
35.65 €	10	3 Days	-	-	AC	0	5	2.2	-	-	-	-	0	0	-	-	-	-	230 - 250	-	220 - 230	Screw connection	true	4	1.5	12	3.5	-	-	-	-
34.93 €	10	3 Days	-	1a	AC	0	5	2.2	-	-	-	-	1	0	-	-	-	-	24	-	22 - 24	Screw connection	true	3	1.5	12	3.5	-	-	-	-
40.40 €	1	3 Days	-	1a	DC	0	5	2.2	-	-	-	-	1	0	-	-	-	-	-	24	-	Screw connection	true	3	1.5	12	3.5	-	-	-	-
34.93 €	10	3 Days	-	1a	AC	0	5	2.2	-	-	-	-	1	0	-	-	-	-	48 - 52	-	48 - 50	Screw connection	true	3	1.5	12	3.5	-	-	-	-
40.40 €	1	3 Days	-	1a	DC	0	5	2.2	-	-	-	-	1	0	-	-	-	-	-	48	-	Screw connection	true	3	1.5	12	3.5	-	-	-	-
40.40 €	1	3 Days	-	1a	DC	0	5	2.2	-	-	-	-	1	0	-	-	-	-	-	60	-	Screw connection	true	3	1.5	12	3.5	-	-	-	-
34.93 €	1	3 Days	-	1a	AC	0	5	2.2	-	-	-	-	1	0	-	-	-	-	100 - 105	-	90 - 100	Screw connection	true	3	1.5	12	3.5	-	-	-	-
34.93 €	1	3 Days	-	1a	AC	0	5	2.2	-	-	-	-	1	0	-	-	-	-	120 - 125	-	110 - 115	Screw connection	true	3	1.5	12	3.5	-	-	-	-
40.40 €	1	3 Days	-	1a	DC	0	5	2.2	-	-	-	-	1	0	-	-	-	-	-	110	-	Screw connection	true	3	1.5	12	3.5	-	-	-	-
34.93 €	1	3 Days	-	1a	AC	0	5	2.2	-	-	-	-	1	0	-	-	-	-	200 - 210	-	185 - 200	Screw connection	true	3	1.5	12	3.5	-	-	-	-
34.93 €	10	3 Days	-	1a	AC	0	5	2.2	-	-	-	-	1	0	-	-	-	-	230 - 250	-	220 - 230	Screw connection	true	3	1.5	12	3.5	-	-	-	-
34.93 €	1	3 Days	Reversible format	2a2b	AC	-	-	-	DIN rail	Screw connection	true	false	2	2	0	0	1.5	2	24	-	22 - 24	-	-	-	-	-	-	-	-	-	false
40.40 €	10	3 Days	Reversible format	2a2b	DC	-	-	-	DIN rail	Screw connection	true	false	2	2	0	0	1.5	2	-	24	-	-	-	-	-	-	-	-	-	-	false
34.93 €	1	3 Days	Reversible format	2a2b	AC	-	-	-	DIN rail	Screw connection	true	false	2	2	0	0	1.5	2	48 - 52	-	48 - 50	-	-	-	-	-	-	-	-	-	false
40.40 €	1	3 Days	Reversible format	2a2b	DC	-	-	-	DIN rail	Screw connection	true	false	2	2	0	0	1.5	2	-	48	-	-	-	-	-	-	-	-	-	-	false
40.40 €	1	3 Days	Reversible format	2a2b	DC	-	-	-	DIN rail	Screw connection	true	false	2	2	0	0	1.5	2	-	60	-	-	-	-	-	-	-	-	-	-	false
34.93 €	1	3 Days	Reversible format	2a2b	AC	-	-	-	DIN rail	Screw connection	true	false	2	2	0	0	1.5	2	100 - 105	-	90 - 100	-	-	-	-	-	-	-	-	-	false
34.93 €	1	3 Days	Reversible format	2a2b	AC	-	-	-	DIN rail	Screw connection	true	false	2	2	0	0	1.5	2	120 - 125	-	110 - 115	-	-	-	-	-	-	-	-	-	false
40.40 €	1	3 Days	Reversible format	2a2b	DC	-	-	-	DIN rail	Screw connection	true	false	2	2	0	0	1.5	2	-	110	-	-	-	-	-	-	-	-	-	-	false
34.93 €	1	3 Days	Reversible format	2a2b	AC	-	-	-	DIN rail	Screw connection	true	false	2	2	0	0	1.5	2	200 - 210	-	185 - 200	-	-	-	-	-	-	-	-	-	false
34.93 €	10	3 Days	Reversible format	2a2b	AC	-	-	-	DIN rail	Screw connection	true	false	2	2	0	0	1.5	2	230 - 250	-	220 - 230	-	-	-	-	-	-	-	-	-	false
34.93 €	10	3 Days	Reversible format	[Other] 4a	AC	-	-	-	DIN rail	Screw connection	true	false	4	0	0	0	1.5	0	24	-	22 - 24	-	-	-	-	-	-	-	-	-	false
40.40 €	10	3 Days	Reversible format	[Other] 4a	DC	-	-	-	DIN rail	Screw connection	true	false	4	0	0	0	1.5	0	-	24	-	-	-	-	-	-	-	-	-	-	false
34.93 €	1	3 Days	Reversible format	[Other] 4a	AC	-	-	-	DIN rail	Screw connection	true	false	4	0	0	0	1.5	0	48 - 52	-	48 - 50	-	-	-	-	-	-	-	-	-	false
40.40 €	1	3 Days	Reversible format	[Other] 4a	DC	-	-	-	DIN rail	Screw connection	true	false	4	0	0	0	1.5	0	-	48	-	-	-	-	-	-	-	-	-	-	false
40.40 €	1	3 Days	Reversible format	[Other] 4a	DC	-	-	-	DIN rail	Screw connection	true	false	4	0	0	0	1.5	0	-	60	-	-	-	-	-	-	-	-	-	-	false
34.93 €	1	3 Days	Reversible format	[Other] 4a	AC	-	-	-	DIN rail	Screw connection	true	false	4	0	0	0	1.5	0	100 - 105	-	90 - 100	-	-	-	-	-	-	-	-	-	false
34.93 €	1	3 Days	Reversible format	[Other] 4a	AC	-	-	-	DIN rail	Screw connection	true	false	4	0	0	0	1.5	0	120 - 125	-	110 - 115	-	-	-	-	-	-	-	-	-	false
40.40 €	1	3 Days	Reversible format	[Other] 4a	DC	-	-	-	DIN rail	Screw connection	true	false	4	0	0	0	1.5	0	-	110	-	-	-	-	-	-	-	-	-	-	false
34.93 €	1	3 Days	Reversible format	[Other] 4a	AC	-	-	-	DIN rail	Screw connection	true	false	4	0	0	0	1.5	0	200 - 210	-	185 - 200	-	-	-	-	-	-	-	-	-	false
34.93 €	10	3 Days	Reversible format	[Other] 4a	AC	-	-	-	DIN rail	Screw connection	true	false	4	0	0	0	1.5	0	230 - 250	-	220 - 230	-	-	-	-	-	-	-	-	-	false

Configure

56Suggestion of an applicable part number.

View Part Numbers

Some specification is not specified yet.

The part number is completed.

Basic Attributes

Operating Method
- Reversible format
Clear
Auxiliary Contact
- 1a
- 1b
- 2a2b
- Other
  - 4a
Clear
Voltage Type for Actuating
- AC
- DC
Clear
Number of Normally Closed Contacts as Main Contact
- 0
Clear
Rated Operation Current Ie at AC-3, 400 V(A)
5
Clear
Rated Operation Power at AC-3, 400 V(kW)
2.2
Clear
Mounting Method
- DIN rail
Clear
Connection Type Auxiliary Circuit
- Screw connection
Clear
Suitable for Manual Operation
- true
Clear
With LED Indication
- false
Clear
Number of Auxiliary Contacts as Normally Open Contact
- 0
- 1
- 2
- 4
Clear
Number of Auxiliary Contacts as Normally Closed Contact
- 0
- 1
- 2
Clear
Number of Auxiliary Contacts as Normally Closed Contact, Delayed Switching
- 0
Clear
Number of Auxiliary Contacts as Normally Open Contact, Leading
- 0
Clear
Rated Operation Current Ie, 400 V(A)
- 1.5
Clear
Number of Auxiliary Contacts as Change-Over Contact
- 0
- 2
Clear
Rated Control Supply Voltage AC 60 Hz(V)
24

48 - 52

100 - 105

120 - 125

200 - 210

230 - 250
Clear
Rated Control Supply Voltage DC(V)
24

48

60

110
Clear
Rated Control Supply Voltage AC 50 Hz(V)
22 - 24

48 - 50

90 - 100

110 - 115

185 - 200

220 - 230
Clear
Type of Electrical Connection of Main Circuit
- Screw connection
Clear
Modular Version
- true
Clear
Number of Normally Open Contacts as Main Contact
- 3
- 4
Clear
Rated Operation Power at AC-4, 400 V(kW)
1.5
Clear
Rated Operation Current Ie at AC-1, 400 V(A)
12
Clear
Rated Operation Current Ie at AC-4, 400 V(A)
3.5
Clear
Degree of Protection (NEMA)
- Other
Clear
Degree of Protection (IP)
- IP20
Clear
Function
- Reversing contactor
Clear
Interface
- false
Clear