1437598-9 TE Connectivity, 1437598-9 Datasheet - Page 41

• Manufacturer Part Number: 1437598-9
• Description: Switch Key Lock ON ON DPDT 80° Flat Key 3A 125VAC 28VDC Solder Lug Panel Mount
• Manufacturer: TE Connectivity
• Type: 2 Pos Key Switchr

Specifications of 1437598-9

• Terminal Type: Solder Lug
• Switch Configuration: ON ON
• Pole Throw Configuration: DPDT
• Maximum Ac Voltage Rating: 125 V
• Maximum Dc Voltage Rating: 28 V
• Mounting: Panel Mount
• Current Rating (max): 3A
• Mounting Style: Panel
• Key Style: Flat Key
• Key Material: Brass
• Operating Temp Range: -30C to 85C
• Ac Voltage Rating (max): 125VVAC
• Dc Voltage Rating (max): 28VVDC
• Contact Plating: Silver
• Contact Material: Silver
• Product Length (mm): 25.4mm
• Product Depth (mm): 25.4mm
• Product Height (mm): 49.02mm
• Lead Free Status / RoHS Status: Not Compliant

MATERIAL SPECIFICATIONS:
Contacts ..................................Silver clad copper alloy
Case Material ..........................Steel zinc plated
Actuator Material ....................Polyester (UL 94HB)
Terminal Seal ..........................Epoxy
Terminals/Fixed Contacts ......Silver plate copper alloy
ENVIRONMENTAL SPECIFICATIONS:
Operating Temperature............ -5°F to 140°F (-15°C to +60°C)
Storage Temperature................-4°F to +158°F (-20°C to +70°C)
Solder Heat Resistance ............MIL-STD-202, Method 210
Catalog 1308390
Issued 9-04
www.tycoelectronics.com
5-1437577-8
6-1437577-2
6-1437577-3 STS131RA
5-1437577-9 STS121RA
Electronics
Electronics
Electronics
Electronics
Tyco
Tyco
Tyco
Tyco
Part Number
Part Number
Part Number
Part Number
(2.50)
TYP.
(2.50)
(2.50)
.098
P. C. HOLE LAYOUT
TYP.
TYP.
.098
(2.50)
.098
P. C. HOLE LAYOUT
TYP.
P. C. HOLE LAYOUT
.098
P. C. HOLE LAYOUT
Alcoswitch
Alcoswitch
Alcoswitch
STS121PC
Alcoswitch
STS131PC
DIA. TYP.
DIA. TYP.
DIA. TYP.
DIA. TYP.
(0.90)
(0.90)
(0.90)
.035
.035
(0.90)
.035
.035
Plating
Plating
Plating
Plating
Silver
Silver
Silver
Silver
Dimensions are in inches
and millimeters unless otherwise
specified. Values in parentheses
or brackets are metric equivalents. to change.
Mounting Style
Mounting Style
Mounting Style
Mounting Style
(10.0)
(15.5)
(15.5)
(7.50)
.394
.610
(13.0)
.610
.295
Right Angle
Right Angle
(10.0)
.512
.394
Upright
Upright
(7.50)
(13.0)
STS Series
.512
.295
Slide Switches, Miniature, Low Profile, Economy Grade
1 2 3
1 2 3 4
1 2 3 4
1 2
1 2 3
1 2 3
1 2 3
1 2
(3.30)
(3.30)
.130
.130
(3.30)
.130
(3.30)
.130
Dimensions are shown for
reference purposes only.
Specifications subject
TRAVEL
TRAVEL
TRAVEL
(.060)
(2.50)
TYP.
(.060)
(.060)
TYP.
(2.50)
.098
.024
TYP.
(2.50)
TYP.
TYP.
.024
.098
.024
.098
TYP.
TRAVEL
(.060)
(2.50)
TYP.
.024
TYP.
.098
(2.50)
TYP.
(2.50)
.098
TYP.
.098
(5.00)
TYPICAL PERFORMANCE CHARACTERISTICS:
Contact Rating ........................300 mA @ 125 VAC
Initial Contact Resistance ........20 Milliohms max.
Contact Timing ........................Make-before-break
Insulation Resistance ..............100 Megohms min. @ 500 VDC
Dielectric Strength ..................500 VAC
Actuation Force ......................250 Grams, +150 Grams, -100 Grams
Actuator Travel........................0.098” (2.49)
Life Expectancy ......................Up to 10,000 Cycles
NOTICE: Bifurcated contact produces double wiping,
self-cleaning contacts.
(5.00)
.197
(5.00)
(5.00)
.197
.197
(2.50)
(2.50)
.197
(2.80)
TYP.
TYP.
.098
.098
(2.80)
.110
.110
(4.00)
(4.00)
(4.00)
.157
(4.00)
.157
.157
.157
(2.30)
.091
(2.80)
(5.20)
(5.20)
(5.20)
.110
.205
.205
.205
USA: 1-800-522-6752
Canada: 1-905-470-4425
Mexico: 01-800-733-8926
C. America: 52-55-5-729-0425
(5.20)
(6.50)
.205
.256
(0.40)
.016
(3.00)
.118
(0.40)
(6.50)
(3.00)
(3.00)
(6.10)
(0.40)
.016
.256
(0.40)
.118
.118
(6.10)
(6.10)
(3.00)
.016
.240
.016
.240
.240
(6.10)
.118
.240
1 2 3
1 2 3
South America: 55-11-3611-1514
Hong Kong: 852-2735-1628
Japan: 81-44-844-8013
UK: 44-141-810-8967
1 2 3
1 2
1 2
1 2 3
1 2
1 2
3
3
4
4
STS121RA
STS131RA
STS121PC
STS131PC
SPDT
SPDT
SP3T
SP3T
B13
B