ILLUMINATED PUSHBUTTON SWITCHES & MATCHING PANEL MOUNT INDICATORS
554 SERIES SINGLE AND DUAL LAMP SWITCHES
MOMENTARY ACTION 0.5 TO 7 AMP , 30VDC OR 125VAC (MAX)
Caps Ordered Separately
See Page 27.
FRONT
VIEW
15.88
[.625]
SQ.
SIDE VIEW
6.78
[.267]
12.70 [.500] 32 UNS - 2A THD.
37.85
[1.490]
MAX
PART NO.
554-1121
554-1121-111
554-1121-211
554-1121-311
554-1121-411
554-1121-511
554-1221
554-1221-111
554-1221-211
554-1221-311
554-1221-411
554-1221-511
554-5121-411
554-5221-411
ACCEPTS
CAP SIZE
ALL
1/2" SQ.
5/8" SQ.
5/8" X 3/4"
3/4" SQ.
3/4" X 1"
ALL
1/2" SQ.
5/8" SQ.
5/8" X 3/4"
3/4" SQ.
3/4" X 1"
DUAL LAMP
DUAL LAMP
CONTACT
CIRCUIT
SPDT
SPDT
SPDT
SPDT
SPDT
SPDT
DPDT
DPDT
DPDT
DPDT
DPDT
DPDT
SPDT
DPDT
MOUNTING
HOLE
12.70
±.005
[.500±..13
FIG
1
2
3
4
5
6
1
2
3
4
5
6
7
7
REAR PANEL MOUNT
KNURLED FLANGE NUT 2.39 [.094]
X 12.93 [.509] MAX O.D.
52.83
[2.080]
MAX
FIG 1
18.52
[.729]
Uses:
T-1 3/4
6.73±.05
MIDGET
.265±.002
FLANGE
BASE
INCANDESCENT
LAMP
16.26
[.640]
18.52
[.729]
16.26
[.640]]
1.78
[.070]
52.83
[2.080]
MAX
FIG 2
21.44
[.844]
19.18
[.755]
MOMENTARY ACTION .015 TO 1 AMP , 30 VDC OR 125VAC (MAX)
PART NO.
554-2121
554-2121-211
554-2121-411
554-2221
554-2221-111
554-2221-211
554-2221-311
554-2221-411
554-2221-511
554-6221-411
ACCEPTS
CAP SIZE
ALL
5/8" SQ.
3/4" SQ.
ALL
1/2" SQ.
5/8" SQ.
5/8" X 3/4"
3/4" SQ.
3/4" X 1"
DUAL LAMP
CONTACT
CIRCUIT
SPDT
SPDT
SPDT
DPDT
DPDT
DPDT
DPDT
DPDT
DPDT
DPDT
FIG
1
3
5
1
2
3
4
5
6
7
21.44
[.844]
19.18
[.755]
1.78
[.070]
52.83
[2.080]
MAX
FIG 3
24.61
[.969]
22.35
[.880]
21.44
[.844]
19.18
[.755]
MOMENTARY ACTION, 1 TO 50 mA, 30VDC (MAX)
PART NO.
554-3121
554-3221
554-3221-211
ACCEPTS
CAP SIZE
ALL
ALL
5/8" SQ.
CONTACT
CIRCUIT
SPDT
DPDT
DPDT
FIG
1
1
2
1.78
[.070]
52.83
[2.080]
MAX
FIG 4
24.61
[.969]
22.35
[.880]
ALTERNATE ACTION 0.5 TO 7 AMP, 30VDC OR 125 VAC (MAX)
PART NO.
554-1131-211
554-1131-411
554-1131-511
554-1231
554-1231-111
554-1231-211
554-1231-311
554-1231-411
554-1231-511
ACCEPTS
CAP SIZE
5/8" SQ.
3/4" SQ.
3/4" X 1"
ALL
1/2" SQ.
5/8" SQ.
5/8" X 3/4"
3/4" SQ.
3/4" X 1"
CONTACT
CIRCUIT
SPDT
SPDT
SPDT
DPDT
DPDT
DPDT
DPDT
DPDT
DPDT
24.61
[.969]
22.35
[.880]
FIG
3
5
6
1
2
3
4
5
6
1.78
[.070]
52.83
[2.080]
MAX
FIG 5
30.45
[1.199]
28.19
[1.110]
24.36
[.959]
22.10
[.870]
ALTERNATE ACTION, .015 TO 1 AMP, 30VDC OR 125VAC (MAX)
PART NO.
554-2231-111
554-2231-211
554-2231-311
554-2231-411
554-2231-511
554-6231-411
ACCEPTS
CAP SIZE
1/2" SQ.
5/8" SQ.
5/8" X 3/4"
3/4" SQ.
3/4" X 1"
DUAL LAMP
CONTACT
CIRCUIT
DPDT
DPDT
DPDT
DPDT
DPDT
DPDT
1.78
[.070]
FIG 6
52.83
[2.080]
MAX
24.61
[.969]
SQ.
22.35±.13
[.880±.005]
SQ.
FIG
2
3
4
5
6
7
1.78
[.070]
Material & Finish: All plastic switch components made from 94V-0 Material
Neon and incandescent lamp information on Pages 35 and 36.
Dimensions in mm [inches]
FIG 7
25
23
Dialight
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