LED Panel Mount Indicator
11/16” Mounting Hole, Watertight
FIGURE 1
BLACK BEZEL
11/16" - 27NS
THREAD
NEOPRENE
GASKET
19.80 [.781]
BLACK
(CATHODE)
BLACK BEZEL
11/16" - 27NS
THREAD
NEOPRENE
GASKET
19.80 [.781]
Dialight
557 Series
FIGURE 2 - BI-COLOR
GREEN
ANODE OR
BLUE ANODE
BLACK
CATHODE
24 AWG WIRE LEADS
12.70
[.500]
16.80 [.662]
24 AWG WIRE LEADS
12.70
[.500]
16.80 [.662]
17.80
[.700]
MAX
9.30
[.365]
8.90
[.350]
MAX
35.6 [1.40] MAX
140.0±6.4
[5.5±0.25]
8.10
[.318]
RED
(ANODE)
16.90
±.13
[.665
±.005]
17.80
[.700]
MAX
8.90
[.350]
MAX
9.30
[.365]
140.0±6.4
[5.5±0.25]
RED ANODE
OR YELLOW
ANODE
8.10
[.318]
35.6 [1.40] MAX
PART NUMBER COLOR
557-1101-203
R
557-1103-203
R
557-1104-203
R
557-1201-203
G
557-1203-203
G
557-1204-203
G
557-1301-203
Y
557-1303-203
Y
557-1304-203
Y
557-1402-203
R/G
Vf
*
12
28
*
12
28
*
12
28
5
mA
40
20
20
50
25
25
50
25
25
80/80
fL** FIGURE
100
1
100
1
100
1
150
1
150
1
150
1
100
1
100
1
100
1
200/100
2
17.50
±.13
[.688
±.005]
SUPER BRIGHT
PART NUMBER COLOR
557-1412-203
R/G
†
557-1422-203
R/B
†
557-1432-203
Y/G
†
557-1442-203
Y/B
†
557-1501-203
R
557-1502-203
R
557-1503-203
R
557-1505-203
R
557-1602-203
G
†
557-1603-203
G
†
557-1605-203
G
†
557-1702-203
Y
557-1703-203
Y
557-1705-203
Y
557-1802-203
B
†
557-1803-203
B
†
557-1805-203
B
†
Vf
5
5
5
5
*
5
12
24
5
12
24
5
12
24
5
12
24
mA
fL**
FIGURE
70/16 400/1000
2
70/16 400/250
2
70/16 400/1000
2
70/16 400/250
2
40
1000
1
80
1000
1
20
1000
1
20
1000
1
16
1000
1
16
1000
1
16
1000
1
80
1000
1
20
1000
1
20
1000
1
16
250
1
16
250
1
16
250
1
RECOMMEND
MOUNTING
HOLE
MAX PANEL
THICKNESS
3.96 [.156]
BENEFITS
• Front panel mounting 11/16” mounting hole
• Multi-LED construction
• Uniform illumination
• Wide viewing angle
• High-reliability - 100,000 hrs. life
• Watertight
• Tamperproof
• Bi-color - 3 leaded
CUSTOM CAPABILITIES
Connectors and terminals can be added to wire leads
HOUSING MATERIAL: White Polycarbonate
COLOR CODE:
B - Blue
G - Green
R - Red
Y - Yellow
R/B - Red/Blue Bi-Color
R/G - Red/Green Bi-Color
Y/B - Yellow/Blue Bi-Color
Y/G - Yellow/Green Bi-Color
*Requires External Resistor
Vf = 4.3V with external
resistor in series to provide
specified current
**Intensity measured in foot
lamberts (1fL = 3.4cd/m
2
)
OBSERVE PRECAUTIONS
FOR HANDLING
ELECTROSTATIC
SENSITIVE
DEVICES
†
ATTENTION
These LED devices are measured to
be AEL Class 2 LED Products per
IEC 825-1 and CENELEC EN60825-1
Standards when operated at the
maximum data sheet dc drive
current. For eye safety, do not
stare into the light beam of these
LED devices at close range.
ENVIRONMENTAL LIMITS:
Storage Temp:
-30°C to +100°C
Operating Temp:
-25°C to +85°C
Seal Specifications:
MIL-L 3661 B
Dialight Corporation • 1501 State Route 34 • Farmingdale, NJ 07727 • TEL: (732) 919-3119 • FAX: (732) 751-5778 • www.dialight.com
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