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Grayhill 78HJ04GWT SPDT Slide DIP Switch
The Grayhill 78HJ04GWT is a surface mount dual-pole single-throw (SPDT) DIP switch designed for a variety of industrial applications. Its slide-operated mechanism and robust construction ensure reliable switching action, while its compatibility with SMT assembly processes simplifies integration into modern electronic designs. The switch features a reliable spring and ball contact system, providing consistent performance and durability. It meets or exceeds the requirements of MIL-S-83504, demonstrating its suitability for demanding environments. The switch is available in tube packaging, with tape and reel options available by adding an 'R' to the part number.
Grayhill 78HJ04GWT SPDT Slide DIP Switch Specifications:
- Compatible with: SMT Assembly Including Infrared Reflow and Vapor-Phase
- Contact Type: Reliable Spring and Ball Contact
- Circuit Type: SPDT, DPST
- Operating Temperature Range: -40°C to +85°C
- Mechanical Life: 2,000 operations per switch position
- Make-and-break Current Rating: 2,000 operations per switch position at 1 mA, 5 Vdc; 50 mA, 30 Vdc; or 150 mA, 30 Vdc
- Thermal Aging: 1,000 hours at 85°C; no failures
- Contact Resistance (Initial): 30 mohms max
- Contact Resistance (After Life): 100 mohms max (10 mA at 50 Vdc, open circuit)
- Insulation Resistance (Initial): 2,000 Mohms
- Insulation Resistance (After Life): 1,000 Mohms
- Dielectric Strength (Initial): 750 volts
- Dielectric Strength (After Life): 500 volts
- Storage Temperature Range: -55°C to +85°C
- Moisture Resistance: Per MIL-STD-202, Method 106
- Current Carry Rating: 4 amps
- Switch Capacitance: 2 pF at 1megahertz
- Soldering Heat Resistance: Per MIL-S-83504, six second test
- Shorting Member Material: Brass, gold-plated over nickel barrier
- Base Contacts Material: Copper alloy, gold-plated over nickel barrier
- Terminals Material: Copper alloy, matte tin-plated over nickel barrier
- Non-Conductive Parts Material: Cover is natural color thermoplastic, actuators are white thermoplastic (UL94V-O)
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Frequently Asked Questions
Where can I buy Grayhill 78HJ04GWT?
You can click on the BUY or RFQ button to purchase 78HJ04GWT from an authorized Grayhill distributor.
How do I troubleshoot issues or seek technical support for part 78HJ04GWT?
You can download the 78HJ04GWT datasheet or visit the Grayhill website for support.
Who is the manufacturer of 78HJ04GWT?
Grayhill