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) PART NO. 554-1121 554-1121-111 554-1121-211 554-1121-311 554-1121-411 554-1121-511 554-1221 554-1221-111 554-1221-211 554-1221-311 554-1221-411 554-1221-511 554-5121-411 554-5221-411 554-2121 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 FRONT VIEW SIDE VIEW ACCEPTS CAP SIZE CONTACT CIRCUIT FIG 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 SPDT SPDT SPDT SPDT SPDT SPDT DPDT DPDT DPDT DPDT DPDT DPDT SPDT DPDT 1 2 3 4 5 6 1 2 3 4 5 6 7 7 6.78 [.267] ACCEPTS CAP SIZE CONTACT CIRCUIT FIG 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 SPDT SPDT SPDT DPDT DPDT DPDT DPDT DPDT DPDT DPDT 1 3 5 1 2 3 4 5 6 7 12.70 [.500] 32 UNS - 2A THD. 37.85 [1.490] MAX REAR PANEL MOUNT KNURLED FLANGE NUT 2.39 [.094] X 12.93 [.509] MAX O.D. MOUNTING HOLE 12.70 ±.005 [.500±..13 15.88 [.625] SQ. Uses: T-1 3/4 6.73±.05 MIDGET .265±.002 FLANGE BASE INCANDESCENT LAMP 16.26 FIG 1 52.83 [2.080] MAX 18.52 [.729] [.640] 16.26 [.640]] 18.52 [.729] 1.78 [.070] MOMENTARY ACTION .015 TO 1 AMP , 30 VDC OR 125VAC (MAX) PART NO. Caps Ordered Separately See Page 27. FIG 2 52.83 [2.080] MAX 21.44 [.844] 19.18 [.755] 19.18 [.755] 21.44 [.844] 1.78 [.070] FIG 3 52.83 [2.080] MAX 24.61 [.969] 22.35 [.880] 19.18 [.755] 21.44 [.844] MOMENTARY ACTION, 1 TO 50 mA, 30VDC (MAX) PART NO. 554-3121 554-3221 554-3221-211 ACCEPTS CAP SIZE CONTACT CIRCUIT FIG ALL ALL 5/8" SQ. SPDT DPDT DPDT 1 1 2 1.78 [.070] FIG 4 52.83 [2.080] MAX 24.61 [.969] ALTERNATE ACTION 0.5 TO 7 AMP, 30VDC OR 125 VAC (MAX) PART NO. CONTACT CIRCUIT FIG 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 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" SPDT SPDT SPDT DPDT DPDT DPDT DPDT DPDT DPDT 3 5 6 1 2 3 4 5 6 ALTERNATE ACTION, .015 TO 1 AMP, 30VDC OR 125VAC (MAX) 554-2231-111 554-2231-211 554-2231-311 554-2231-411 554-2231-511 554-6231-411 1.78 [.070] FIG 5 52.83 [2.080] MAX CONTACT CIRCUIT FIG 1/2" SQ. 5/8" SQ. 5/8" X 3/4" 3/4" SQ. 3/4" X 1" DUAL LAMP DPDT DPDT DPDT DPDT DPDT DPDT 2 3 4 5 6 7 Material & Finish: All plastic switch components made from 94V-0 Material 30.45 [1.199] 28.19 [1.110] 22.10 [.870] 24.36 [.959] 1.78 [.070] ACCEPTS CAP SIZE FIG 6 52.83 [2.080] MAX 1.78 [.070] Neon and incandescent lamp information on Pages 35 and 36. Dimensions in mm [inches] 22.35 [.880] 24.61 [.969] ACCEPTS CAP SIZE PART NO. 22.35 [.880] 24.61 [.969] SQ. FIG 7 25 23 Dialight Corporation • 1501 State Route 34 • Farmingdale, NJ 07727 • TEL: (732) 919-3119 • FAX: (732) 751-5778 • www.dialight.com 22.35±.13 [.880±.005] SQ. Dialight