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General Purpose Ribbon Switches
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Types 121-BP, 141-BPH, 141-BPM, & 151-BBW
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General purpose ribbon switches designed for activation by hand, foot, or mechanical device.
These switches have a PVC exterior.
Ribbon Switch types in this family vary in bead height and standard colors:
Sensitivity is 8 oz (2 N) for all ribbon switches except Type 141-BPH.
Sensitivity is 24 oz (7 N) for Type 141-BPH.
See specification table below for color choices.
Mounting is by aluminum channel or double-faced tape.
Length is cut to customer requirements.
Note: All ribbon switches can be supplied with a black TPE exterior for enhanced moisture and chemical resistance. Add "E" to the type designation, e.g., 141-BPHE, to specify.
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Type 151-BBW
(no bead)
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Type 121-BP
(low bead)
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Type 141-BPM
(medium bead)
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Type 141-BPH
(high bead)
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| Mounting Options |
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Ribbon Switch Type
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DA-32 Double-Faced Tape
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All
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yes
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yes
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| Specifications for Type 121, 141, & 151 Ribbon Switch |
| Actuation Force* |
8 oz (2 N) except for Type 141-BPH
24 oz (7 N) for Type 141-BPH |
| Bending Radius |
1/2 inch (12 mm) minimum for Types 121 & 141
1/8 inch (6.5 mm) minimum for Type 151 |
| Exterior Covering |
PVC (standard) or TPE (optional) |
| Color |
Type 151-BBW, white
Type 121-BP, light green or black
Type 141-BPM, white
Type 141-BPH, white, red, or black |
| Lead Wire |
#22 AWG, 18 in (460 mm) long |
Dimensions |
for 151-BBW |
9/16" wide, 3/32" high
(14.3 mm x 2.4 mm) |
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for 121-BP |
9/16" wide, 5/32" high
(14.3 mm x 4.0 mm) |
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for 141-BPM |
9/16" wide, 7/32" high
(14.3 mm x 5.6 mm) |
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for 141-BPH |
9/16" wide, 9/32" high
(14.3 mm x 7.1 mm) |
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| Recommended Voltage & Current |
24 Vac or Vdc at 1.0 amps max. |
| Dielectric Resistance |
1000 Vac for 2 minutes |
| Operating Temperature |
0 to 122°F (-18 to 50 °C) |
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| Options |
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Custom switch lengths
Custom lead lengths
Fail-safe leads
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Air leak test
Adhesive backing
Interconnected switches (sausage style) |
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| Custom colors are available on request. Please contact the factory |
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