• Ckeditor/Images/2025-11-09/C4B-4102N.png
  • Ckeditor/Images/2025-11-09/C4B-4102N.png
C4B-N Series

C4B-4102N
Top plunger roller type (Horizontal)

Degree of protection
IP66
Contact form
1NC/1NO Snap-action
Head structure
Top plunger roller type (Horizontal)
Operating force OF
18.63N
Pretravel PT (Length)
2mm
Overtravel OT (Length)
5mm
Movement differential MD (Length)
1mm
Total travel TT (Length)
7mm
Operating position OP
48±1mm
Features of the  C4B-N Series

Forced open action device (NC contacts only), to disconnecthe contact when the contact has fusing and other failures

Strengthened top seal structure improves the sealing performance

■ Built-in contachas Snap-action type1NC/1NO; Slow- action type1NC/1NO and 2NC

 

 

Selection Guide——Click to View
Various model combinations available. Click for the selection chart to find your exact specs.

General Parameters

Operating speed 1 mm ~ 0.5 m/s
Operating frequency Electrical: 30 times/min;Mechanical: 120 times/min
Contact resistance 25 mΩ max.
Insulation resistance 100 MΩ min. (at 500VDCmax.)
Minimum applicable load DC 24 V 10 mA or more
Rated insulation voltage UI 380 V (EN60947-5-1)
Vibration 10to 55 Hz,0.75 mm double amplitude
Shock Mechanical durability: 1,000 m/sec approx.100G’SMalfunction durability: 300 m/Secapprox.30G’S)*1
Pollution degree (environmental conditions) Pollution degree 3 (EN 60947-5-1)
Electric shock protection grade Classl ClassI
Ambient temperature Operating:-20~+80 °C No icing
Humidity 95%RHmax.
Electrical durability 50x 10,000 times or moreAC 250 V 6AResistive load
Degree of protection IP66
Withstand voltage (EN 60947-5-1) Between terminals of same polarity: 2.5kVSnap-action 4kVSlow-action
Between terminals of different polarity: 4kVSlow-action
Between current-carrying metal parts: 4kV
Between each terminal and non-current-carrying metal parts: 6kV
AC-15 Safety specification certified rating 6 A/250VResistive load
DC-13 Safety specification certified rating 0.3 A/220VResistive load
CCC certification specification GB/T14048.5
TUV certification specification EN 60947-5-1
CE certification specification EN 60947-5-1

Specification

C4B-4101N Top plunger type
1NC/1NO Snap-action
Top plunger type
M20 (1 Conduit type)
18.63N
1.96N
-
2mm
-
5mm
-
1mm
-
7mm
35±1mm
-
3.2mm
49.03N
38mm
C4B-4102N Top plunger roller type (Horizontal)
1NC/1NO Snap-action
Top plunger roller type (Horizontal)
M20 (1 Conduit type)
18.63N
1.96N
-
2mm
-
5mm
-
1mm
-
7mm
48±1mm
-
3.2mm
49.03N
51mm
C4B-4103N Top plunger roller type (Vertical)
1NC/1NO Snap-action
Top plunger roller type (Vertical)
M20 (1 Conduit type)
18.63N
1.96N
-
2mm
-
5mm
-
1mm
-
7mm
48±1mm
-
3.2mm
49.03N
51mm
C4B-4104N Roller lever type (Resin roller)
1NC/1NO Snap-action
Roller lever type (Resin roller)
M20 (1 Conduit type)
9.41N
1.47N
21°±3°
-
50°
-
12°
-
75°
-
-
55°
-
19.61N
-
C4B-4105N Roller lever type (Metal roller)
1NC/1NO Snap-action
Roller lever type (Metal roller)
M20 (1 Conduit type)
9.41N
1.47N
21°±3°
-
50°
-
12°
-
75°
-
-
55°
-
19.61N
-
C4B-4107N Adjustable rod lever (Metal long rod)
1NC/1NO Snap-action
Adjustable rod lever (Metal long rod)
M20 (1 Conduit type)
2.12N
0.29N
21°±3°
-
50°
-
12°
-
75°
-
-
55°
-
19.61N
-
C4B-4108N Adjustable roller lever (Resin roller)
1NC/1NO Snap-action
Adjustable roller lever (Resin roller)
M20 (1 Conduit type)
9.41N
1.47N
21°±3°
-
50°
-
12°
-
75°
-
-
55°
-
19.61N
-
C4B-4109N Adjustable roller lever (Metal roller)
1NC/1NO Snap-action
Adjustable roller lever (Metal roller)
M20 (1 Conduit type)
9.41N
1.47N
21°±3°
-
50°
-
12°
-
75°
-
-
55°
-
19.61N
-
C4B-4108HN Adjustable ball lever (Rubber roller)
1NC/1NO Snap-action
Adjustable ball lever (Rubber roller)
M20 (1 Conduit type)
9.41N
1.47N
21°±3°
-
50°
-
12°
-
75°
-
-
55°
-
19.61N
-
C4B-4166N Plastic rod type
1NC/1NO Snap-action
Plastic rod type
M20 (1 Conduit type)
1.5N
-
15°±5°
-
-
-
-
10°±2mm
-
-
-
-
-
-
-
C4B-4167N Coil spring type
1NC/1NO Snap-action
Coil spring type
M20 (1 Conduit type)
1.5N
-
15°±5°
-
-
-
-
10°±2mm
-
-
-
-
-
-
-
C4B-4168N Metal rod coil spring type
1NC/1NO Snap-action
Metal rod coil spring type
M20 (1 Conduit type)
1.5N
-
15°±5°
-
-
-
-
10°±2mm
-
-
-
-
-
-
-
C4B-4169N Tentacle type
1NC/1NO Snap-action
Tentacle type
M20 (1 Conduit type)
1.5N
-
15°±5°
-
-
-
-
10°±2mm
-
-
-
-
-
-
-

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