8552SZQE2 
                            85000 Series 
                    Subminiature Pushbutton Switches
                
                
                                    Image shown represents the product series and may not indicate the actual part number
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                            For those designers that need a reliable pushbutton switch for their networking, computing, telecommunications or detection products, C&K’s 8500 series of subminiature pushbutton switches are the perfect fit. Designed for ratings up to 3A, the 8500 switches have a reliable contact design and are available in pre-travel or over-travel models.
                        
                        Features and Benefits
- Pre-travel or over-travel models available
 - Reliable contact design
 - Ratings up to 3 A
 
Typical Applications
- Telecommunications & networking equipment
 - Computers & peripherals
 - Detection
 
Specifications
- 
                                        Contact Rating:
                                        
Silver contact material (853X Models): 1 A @ 120 V AC or 28 V DC; (855X Models): 3 A @ 120 V AC or 28 V DC
 - 
                                        Contact Resistance:
                                        
Below 30 milliohms typ. initial @ 2-4 V DC, 100 mA, for both silver and gold plated contacts
 - 
                                        Electrical Life:
                                        
853X Models: 250,000 actuations at full load. 855X Models: 10,000 actuations at full load.
 - 
                                        Dielectric Strength:
                                        
1,000 Vrms min. @ sea level
 - 
                                        Insulation Resistance:
                                        
10⁹ ohms min.
 - 
                                        Operating Temperature:
                                        
–30ºC to 65ºC
 - 
                                        Certifications:
                                        
 models available
                                         
8552SZQE2
- 
                                            Most Common:
                                            
No
 - 
                                            Current Rating:
                                            
3A (AC/DC)
 - 
                                            Circuit:
                                            
SPST-NO
 - 
                                            Mounting Type:
                                            
Panel Mount, Rear, Threaded
 - 
                                            Sealing:
                                            
Unsealed
 - 
                                            Illumination:
                                            
No/None
 - 
                                            Switch Function:
                                            
Off-Mom
 - 
                                            Electrical Life Cycles:
                                            
10,000
 - 
                                            Voltage Rating - AC:
                                            
120V
 - 
                                            Voltage Rating - DC:
                                            
28V
 - 
                                            Actuator Type:
                                            
Round, Plunger
 - 
                                            Color - Actuator/Cap:
                                            
Black
 - Illumination Type, Color:
 - Illumination Voltage (Nominal):
 - 
                                            Termination Style:
                                            
Solder Lug
 - 
                                            Additional Features:
                                            
Epoxy Sealed Terminals
 - 
                                            Panel Cutout Dimensions:
                                            
Circular - 6.35mm Dia
 - 
                                            Packaging:
                                            
Bulk