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D4NS, D4NS-SK

Safety-door Switch

D4NS, D4NS-SK

Multi-contact, Labor-saving, Environment-friendly, Next-generation Safety-door Switch

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.

Type Contact configuration Conduit opening/Connector Model
1-Conduit Slow-action 1NC/1NO Pg13.5 D4NS-1AF *
G1/2 D4NS-2AF *
M20 D4NS-4AF
2NC Pg13.5 D4NS-1BF *
G1/2 D4NS-2BF *
M20 D4NS-4BF
2NC/1NO Pg13.5 D4NS-1CF *
G1/2 D4NS-2CF *
M20 D4NS-4CF
3NC Pg13.5 D4NS-1DF *
G1/2 D4NS-2DF *
M20 D4NS-4DF
Slow-action MBB contact 1NC/1NO Pg13.5 D4NS-1EF
G1/2 D4NS-2EF
M20 D4NS-4EF
2NC/1NO Pg13.5 D4NS-1FF
G1/2 D4NS-2FF
M20 D4NS-4FF
2-Conduit Slow-action 1NC/1NO G1/2 D4NS-6AF
M20 D4NS-8AF
2NC G1/2 D4NS-6BF
M20 D4NS-8BF
2NC/1NO G1/2 D4NS-6CF
M20 D4NS-8CF
3NC G1/2 D4NS-6DF
M20 D4NS-8DF
Slow-action MBB contact 1NC/1NO G1/2 D4NS-6EF
M20 D4NS-8EF
2NC/1NO G1/2 D4NS-6FF
M20 D4NS-8FF
1-Conduit, with connector Slow-action 1NC/1NO M12 connector D4NS-9AF
2NC D4NS-9BF
Slow-action MBB contact 1NC/1NO D4NS-9EF
1-Conduit
(High pull-force type)
Slow-action 1NC/1NO G1/2 D4NS-2AF-SJ *
M20 D4NS-4AF-SJ *
2NC G1/2 D4NS-2BF-SJ *
M20 D4NS-4BF-SJ *
2NC/1NO G1/2 D4NS-2CF-SJ *
M20 D4NS-4CF-SJ *
3NC G1/2 D4NS-2DF-SJ *
M20 D4NS-4DF-SJ *

* Models with Korean S-mark certification.

Operation Keys

Type Model
Horizontal mounting
D4DS-K1
Vertical mounting
D4DS-K2
Adjustable mounting (Horizontal)
D4DS-K3
Adjustable mounting (Horizontal/Vertical)
D4DS-K5

Slide Keys

Appearance Specifications Contents Model Applicable Door Switch
Weight: 422 g
Mechanical durability:
20,000 operations min.
Slide Key: 1
Auxiliary mounting bracket: 1
Receptacle bracket: 1
D4NS-SK01 D4NS
1-conduit type
Weight: 2,800 g
Mechanical durability:
20,000 operations min.
Slide Key: 1
D4NS mounting tool: 1
Inner lever: 1
Inner lever mounting screws: 2
Door Switch mounting one-way screws: 2
Switch protective cover: 1
Switch protective cover screws: 4
Disable-prevention cover
(already mounted on Slide Key): 1
D4NS-SK30 D4NS
1-conduit type