Product Details Portlet

B3WN Sealed Tactile Switch

Through-hole-mounting Switches with a Double-sealed Structure for High Resistance to Water and Dust. Available on Radial Tape

  • Sealed construction conforming to IP67 (IEC-60529) provides high reliability in dusty or humid environments.
    (* Excluding the terminal section)
  • As compact as 8 mm × 8 mm.
  • Allows the use of radial-taping part insertion machines.
RoHS Compliant
Note: This web page provides an excerpt from a datasheet. Refer to Product Datasheet and other applicable documents for more information.
List of Models
8 × 8 mm Models
Type Contact
Height Operating force (OF) Plunger color
Taped Radial
Model without ground terminal Quantity per package
Silver plated 13 mm 1.96 N {200 gf} Black B3WN-6002(S) 1,000 pcs
2.55 N {260 gf} B3WN-6005

Note: The switches are tape packaged in units of 1,000 per package. Order in multiples of the package size. Switches are not sold individually

Rating (resistive load) 1 to 50 mA, 3 to 12 VDC
Minimum applicable load
(reference value)
10 μA at 1 VDC (resistive load)
Ambient operating temperature -25°C to +85°C at 60%RH max. (with no icing or condensation)
Ambient operating humidity 35% to 85% (at +5 to +35°C)
Contact configuration SPST-NO
Contact resistance (initial value) 100 mΩ max.
Insulation resistance 100 MΩ min. (at 100 VDC with insulation tester)
Dielectric strength 250 VAC, 50/60Hz for 1 min
Bounce time 10 ms max.
Vibration resistance Malfunction: 10 to 55 Hz, 1.5-mm double amplitude
Shock resistance Destruction: 784 m/s2 {approx. 80G} max.
Malfunction: 100 m/s2 {approx. 10G} max.
Durability 100,000 operations min.
Weight Approx. 0.7 g
Degree of protection IEC IP67
Washing Possible
(Unit: mm)
Note:   The numbers used for terminals in the following graphics are indicated in the “Bottom View” diagram below. In this diagram, the Switch is rotated so that the terminals are on the right and left-hand sides, and the OMRON logo appears the right way up. Bottom View
B3WN-6002 (S)
Note: Unless otherwise specified, a tolerance of ± 0.4 mm applies to all dimensions. No terminal numbers are indicated on the Switches.

Operating Characteristics
B3WN-6002 (S)
Operating force (OF) 1.96±0.69 N {200±70 gf} 2.55±0.69 N {260 gf±70 gf}
Releasing force (RF) 0.49 N {50 gf} min.
Pretravel (PT)
  0.3 +0.2 mm


Be sure to read the safety precautions common to all Tactile Switches on pages for correct use.