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D4NL

Guard Lock Safety-door Switch

D4NL

Best-selling Guard Lock Safety-door Switch Available in Several Compact, Multi-contact Models

Switches (Operation Keys are sold separately.)

Models with certified direct opening contacts.
Consult with your OMRON representative when ordering any models that are not listed in this table.

Head
material
Release
key
position
Release
key type
Solenoid
voltage/
indicator
Lock and
release
types
Contact configuration
(door open/closed
detection switch and
lock monitor switch
contacts)
(slow-action)
Certified direct
opening NC contact
Conduit
opening
Model
Plastic
*1
Bottom Standard
(resin)
Solenoid:
24 VDC
Orange LED:
10 to 115
VAC/VDC
Mechanical
lock
Solenoid
release
1NC/1NO+1NC/1NO Pg13.5 D4NL-1AFA-B
G1/2 D4NL-2AFA-B
M20 D4NL-4AFA-B
1NC/1NO+2NC Pg13.5 D4NL-1BFA-B
G1/2 D4NL-2BFA-B
M20 D4NL-4BFA-B
2NC+1NC/1NO Pg13.5 D4NL-1CFA-B
G1/2 D4NL-2CFA-B
M20 D4NL-4CFA-B
2NC+2NC Pg13.5 D4NL-1DFA-B
G1/2 D4NL-2DFA-B
M20 D4NL-4DFA-B
2NC/1NO+1NC/1NO Pg13.5 D4NL-1EFA-B
G1/2 D4NL-2EFA-B *2
M20 D4NL-4EFA-B *2
2NC/1NO+2NC Pg13.5 D4NL-1FFA-B
G1/2 D4NL-2FFA-B *2
M20 D4NL-4FFA-B *2
3NC+1NC/1NO Pg13.5 D4NL-1GFA-B
G1/2 D4NL-2GFA-B *2
M20 D4NL-4GFA-B *2
3NC+2NC Pg13.5 D4NL-1HFA-B
G1/2 D4NL-2HFA-B *2
M20 D4NL-4HFA-B *2
Solenoid
lock
Mechanical
release
1NC/1NO+1NC/1NO Pg13.5 D4NL-1AFG-B
G1/2 D4NL-2AFG-B
M20 D4NL-4AFG-B
1NC/1NO+2NC Pg13.5 D4NL-1BFG-B
G1/2 D4NL-2BFG-B
M20 D4NL-4BFG-B
2NC+1NC/1NO Pg13.5 D4NL-1CFG-B
G1/2 D4NL-2CFG-B
M20 D4NL-4CFG-B
2NC+2NC Pg13.5 D4NL-1DFG-B
G1/2 D4NL-2DFG-B
M20 D4NL-4DFG-B
2NC/1NO+1NC/1NO Pg13.5 D4NL-1EFG-B
G1/2 D4NL-2EFG-B *2
M20 D4NL-4EFG-B *2
2NC/1NO+2NC Pg13.5 D4NL-1FFG-B
G1/2 D4NL-2FFG-B *2
M20 D4NL-4FFG-B *2
3NC+1NC/1NO Pg13.5 D4NL-1GFG-B
G1/2 D4NL-2GFG-B *2
M20 D4NL-4GFG-B *2
3NC+2NC Pg13.5 D4NL-1HFG-B
G1/2 D4NL-2HFG-B *2
M20 D4NL-4HFG-B *2
Special
release
key
(resin)
Solenoid:
24 VDC
Orange LED:
10 to 115
VAC/VDC
Mechanical
lock
Solenoid
release
1NC/1NO+1NC/1NO Pg13.5 D4NL-1AFA-B4
G1/2 D4NL-2AFA-B4
M20 D4NL-4AFA-B4
1NC/1NO+2NC Pg13.5 D4NL-1BFA-B4
G1/2 D4NL-2BFA-B4
M20 D4NL-4BFA-B4
2NC+1NC/1NO Pg13.5 D4NL-1CFA-B4
G1/2 D4NL-2CFA-B4
M20 D4NL-4CFA-B4
2NC+2NC Pg13.5 D4NL-1DFA-B4
G1/2 D4NL-2DFA-B4
M20 D4NL-4DFA-B4
2NC/1NO+1NC/1NO Pg13.5 D4NL-1EFA-B4
G1/2 D4NL-2EFA-B4 *2
M20 D4NL-4EFA-B4 *2
2NC/1NO+2NC Pg13.5 D4NL-1FFA-B4
G1/2 D4NL-2FFA-B4 *2
M20 D4NL-4FFA-B4 *2
3NC+1NC/1NO Pg13.5 D4NL-1GFA-B4
G1/2 D4NL-2GFA-B4 *2
M20 D4NL-4GFA-B4 *2
3NC+2NC Pg13.5 D4NL-1HFA-B4
G1/2 D4NL-2HFA-B4 *2
M20 D4NL-4HFA-B4 *2
Solenoid
lock
Mechanical
release
1NC/1NO+1NC/1NO Pg13.5 D4NL-1AFG-B4
G1/2 D4NL-2AFG-B4
M20 D4NL-4AFG-B4
1NC/1NO+2NC Pg13.5 D4NL-1BFG-B4
G1/2 D4NL-2BFG-B4
M20 D4NL-4BFG-B4
2NC+1NC/1NO Pg13.5 D4NL-1CFG-B4
G1/2 D4NL-2CFG-B4
M20 D4NL-4CFG-B4
2NC+2NC Pg13.5 D4NL-1DFG-B4
G1/2 D4NL-2DFG-B4
M20 D4NL-4DFG-B4
2NC/1NO+1NC/1NO Pg13.5 D4NL-1EFG-B4
G1/2 D4NL-2EFG-B4 *2
M20 D4NL-4EFG-B4 *2
2NC/1NO+2NC Pg13.5 D4NL-1FFG-B4
G1/2 D4NL-2FFG-B4 *2
M20 D4NL-4FFG-B4 *2
3NC+1NC/1NO Pg13.5 D4NL-1GFG-B4
G1/2 D4NL-2GFG-B4 *2
M20 D4NL-4GFG-B4 *2
3NC+2NC Pg13.5 D4NL-1HFG-B4
G1/2 D4NL-2HFG-B4 *2
M20 D4NL-4HFG-B4 *2
Plastic Standard
(metal)
Solenoid:
24 VDC
Orange LED:
10 to 115
VAC/VDC
Mechanical
lock
Solenoid
release
2NC/1NO+1NC/1NO G1/2 D4NL-2EFA-B-SJ *2
M20 D4NL-4EFA-B-SJ *2
2NC/1NO+2NC G1/2 D4NL-2FFA-B-SJ *2
M20 D4NL-4FFA-B-SJ *2
3NC+1NC/1NO G1/2 D4NL-2GFA-B-SJ *2
M20 D4NL-4GFA-B-SJ *2
3NC+2NC G1/2 D4NL-2HFA-B-SJ *2
M20 D4NL-4HFA-B-SJ *2
Solenoid
lock
Mechanical
release
2NC/1NO+1NC/1NO G1/2 D4NL-2EFG-B-SJ *2
M20 D4NL-4EFG-B-SJ *2
2NC/1NO+2NC G1/2 D4NL-2FFG-B-SJ *2
M20 D4NL-4FFG-B-SJ *2
3NC+1NC/1NO G1/2 D4NL-2GFG-B-SJ *2
M20 D4NL-4GFG-B-SJ *2
3NC+2NC G1/2 D4NL-2HFG-B-SJ *2
M20 D4NL-4HFG-B-SJ *2

*1. Switches with metal heads can also be manufactured upon request. Ask your OMRON representative for details.
*2. Models with Korean S-mark certification.

Operation Keys

Type Model
Horizontal mounting 1357_lu_2_1 D4DS-K1
Vertical mounting 1357_lu_2_2 D4DS-K2
Adjustable mounting (Horizontal) 1357_lu_2_3 D4DS-K3
Adjustable mounting (Horizontal/Vertical) 1357_lu_2_4 D4DS-K5