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Grayhill 78HJ02GWT SPDT Slide DIP Switch

The Grayhill 78HJ02GWT is a robust surface mount DIP switch designed for a variety of industrial applications. Its slide actuator and SPDT configuration provide versatile switching capabilities. Compatible with SMT assembly techniques like infrared reflow and vapor-phase, this switch ensures seamless integration into modern electronic designs. The switch boasts reliable spring and ball contact, contributing to its consistent performance and longevity. It meets or exceeds MIL-S-83504 specifications, demonstrating its quality and durability.

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Source:DigiKey
Part No:78HJ02GWT
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Inv Date:06-04-2026
Price: Unit price: $8.11905
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Part No:78HJ02GWT
Stock:22
Inv Date:06-05-2026
Price: Unit price: $11.19
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Part No:78HJ02GWT
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Inv Date:06-04-2026
Price: Unit price: $10.85
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Part No:78HJ02GWT
Stock:0
Inv Date:06-04-2026
Price: Unit price: $6.92
Buy/RFQ:
Part No:78HJ02GWT
Stock:0
Inv Date:06-04-2026
Price: Unit price: $6.92
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Grayhill 78HJ02GWT SPDT Slide DIP Switch Specifications:

  • Mechanical Shock: Per Method 213, Test Condition A. 1 mS opening (10 mS allowed)
  • Terminal Strength: Per specification
  • 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
  • Thermal Shock: Per specification; no failures; passes contact resistance
  • Contact Resistance: Initial: 30 mohms max. After Life: 100 mohms max. (10 mA at 50 Vdc, open circuit)
  • Insulation Resistance: Minimum, at 100 Vdc between adjacent closed contacts and also across open switch contacts. Initial: 2,000 Mohms; After Life: 1,000 Mohms
  • Operating Temperature Range: -40°C to + 85°C
  • Dielectric Strength: Minimum voltage (AC, RMS) measured between adjacent closed contacts and also across open switch contacts. Initial: 750 volts; 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, maximum rise of 20°C
  • Switch Capacitance: 2 pF at 1megahertz
  • Solderability: Per MIL-STD-202, Method 208
  • Soldering Heat Resistance: Per MIL-S-83504, six second test
  • Mechanical Life: 2,000 operations per switch position
  • Recommended Processing Temperature: 220°C–230°C (1 pass—260°C maximum)
  • Vibration Resistance: Per method 204, Test Condition B

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Frequently Asked Questions

Where can I buy Grayhill 78HJ02GWT?

You can click on the BUY or RFQ button to purchase 78HJ02GWT from an authorized Grayhill distributor.

How do I troubleshoot issues or seek technical support for part 78HJ02GWT?

You can download the 78HJ02GWT datasheet or visit the Grayhill website for support.

Who is the manufacturer of 78HJ02GWT?

Grayhill

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