Data Sheet
9
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MICRO SWITCH™ Premium Large Basic Switches
OVERTRAVEL PLUNGER ORDER GUIDE
Catalog
Listing
Recommended
For
Electrical
Data and
UL Codes
O.F.
N [oz]
R.F.
min.
N [ oz]
P. T.
max.
mm
[in]
O.T.
min.
mm
[in]
D.T.
mm [in]
O.P.**
mm [in]
BZ-2RQ-A2
Added overtravel. For
manual in-line operation
and for slow 30° (max)
rise cams
15 A
A
2,5 to 3,61
[9 to 13]
1,11
[4]
0,38
[0.015]
5,56
[0.219]
0,01 to 0,05
[0.0004 to 0.0020]
38,10 ±0,51
[1.50 ±0.02]
BZ-2RQ24-A2
Operating in temperature
to 121 °C [250 °F]
15 A
A
2,5 to 3,61
[9 to 13]
1,11
[4]
0,38
[0.015]
5,56
[0.219]
0,01 to 0,05
[0.0004 to 0.0020]
38,10 ±0,51
[1.50 ±0.02]
BZ-2RQ172-A2
Applications requiring
gold alloy contacts
1 A
P
2,5 to 3,61
[9 to 13]
1,11
[4]
0,38
[0.015]
5,56
[0.219]
0,01 to 0,05
[0.0004 to 0.0020]
21,82
[0.859]
BZ-2RQ1-A2
BZ-2RQ-A2 type applica-
tions with panel mount
15 A
A
2,5 to 3,61
[9 to 13]
1,11
[4]
0,38
[0.015]
5,56
[0.219]
0,01 to 0,05
[0.0004 to 0.0020]
21,82
[0.859]
BZ-2RQ1T04
(M8805/1-020)
MIL-PRF-8805 application
requirements
15 A
A
2,5 to 3,61
[9 to 13]
1,67
[6]
0,38
[0.015]
5,56
[0.219]
0,01 to 0,05
[0.0004 to 0.0020]
21,82
[0.859]
BZ-2RQ124-A2
Operating in temperature
to 121 °C [250 °F]
15 A
A
2,5 to 3,61
[9 to 13]
1,11
[4]
0,38
[0.015]
5,56
[0.219]
0,01 to 0,05
[0.0004 to 0.0020]
21,82
[0.859]
BZ-2RN702
Furnished with
unassembled seal
boot.
15 A
X
2,5 to 3,61
[9 to 13]
1,11
[4]
0,38
[0.015]
3,18
[0.125]
0,01 to 0,05
[0.0004 to 0.0020]
48,4 ±0,50
1.906 [±0.02]
BZ-RQ1X
Manual reset.
Solder terminals
15 A
E
1,67 to 2,64
[6 to 9.5]
–
0,30
[0.012]
5,56
[0.219]
–
23,42 ±1,14
[0.922
±0.045]
7,14*
[0.281*]
BA-2RQ1-A2 Up to 20 ampere load
20 A
G
3,89 to 6,12
[14 to 22]
2,78
[10]
1,27
[0.050]
5,56
[0.219]
0,05 to 0,19
[0.0020 to 0.0075]
21,82
[0.859]
BM-1RQ1-A2 Up to 22 ampere load
22 A
F
1,95 to 2,78
[7 to 10]
1,11
[4]
0,38
[0.015]
5,56
[0.219]
0,013 to 0,025
[0.0005 to 0.0010]
21,82
[0.859]
BZ-2RQ1872-A2
Applications requiring gold
alloy contacts
1 A
P
2,5 to 3,61
[9 to 13]
1,11
[4]
0,38
[0.015]
3,56
[0.140]
0,01 to 0,05
[0.0004 to 0.0020]
33,32 ±1,14
[1.31 ±0.045]
BZ-2RQ18-A2
Added overtravel. Roller
plunger for rapid cam (30°
max) rise and slide
operation. Panel mount
15 A
A
2,5 to 3,61
[9 to 13]
1,11
[4]
0,38
[0.015]
3,56
[0.140]
0,01 to 0,05
[0.0004 to 0.0020]
33,32 ±1,14
[1.31 ±0.045]
BZ-2RQ1824-A2
Operating in temperature
to 121 °C [250 °F]
15 A
A
2,5 to 3,61
[9 to 13]
1,11
[4]
0,38
[0.015]
3,56
[0.140]
0,01 to 0,05
[0.0004 to 0.0020]
33,32 ±1,14
[1.31 ±0.045]
BZ-2AQ18T1 Double-break circuitry
15 A
T
3,89 to 6,68
[14 to 24]
1,11
[4]
0,69
[0.025]
3,58
[0.141]
0,03 to 0,10
[0.001 to 0.004]
33,35 ±1,19
[1.31 ±0.047]
BM-1RQ18-A2 Up to 22 ampere load
22 A
F
1,95 to 2,78
[7 to 10]
1,11
[4]
0,38
[0.015]
3,56
[0.140]
0,013 to 0,025
[0.0005 to 0.0010]
33,32 ±1,14
[1.31 ±0.045]
BZ-2RQ181-A2
Applications requiring
roller plunger 90° to major
axis of switch
15 A
A
2,5 to 3,61
[9 to 13]
1,11
[4]
0,38
[0.015]
3,56
[0.140]
0,01 to 0,05
[0.0004 to 0.0020]
33,32 ±1,14
[1.31 ±0.045]
* Reset characteristics
** Except where stated, ±0,76 mm [±0.030 in]
O.F. • Operating force
R.F. • Release force
P.T. • Pretravel
O.T. • Overtravel
D.T. • Differential travel
O.P. • Operating position