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Crydom HD4850G Panel Mount Solid State Relay

The Crydom HD4850G is a panel mount solid state relay engineered for robust performance in demanding industrial applications. This relay provides ratings from 12A to 125A at voltages ranging from 48 to 530 VAC, making it suitable for a wide range of load control scenarios. Key features include SCR output for heavy industrial loads, selectable zero voltage or instantaneous turn-on outputs, and compliance with UL/CSA and CE standards. The improved SEMS screw and washer design, along with the redesigned housing with anti-rotation barriers, enhance reliability and ease of installation. Direct bond copper substrate and an epoxy-free design contribute to improved thermal performance and EMC compliance.

HD4850G Crydom Panel Mount Solid State Relay | myMectronic
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Source:DigiKey
Part No:HD4850G
Stock:9
Inv Date:06-06-2026
Price: Unit price: $89.36
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Part No:HD4850G
Stock:2
Inv Date:06-07-2026
Price: Unit price: $89.36
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Part No:HD4850G
Stock:0
Inv Date:06-07-2026
Price: N/A
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Part No:HD4850G
Stock:13
Inv Date:06-06-2026
Price: Unit price: $100.27
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Part No:HD4850G
Stock:63
Inv Date:06-06-2026
Price: Unit price: $86.56
Buy/RFQ:
Part No:HD4850G
Stock:63
Inv Date:06-06-2026
Price: Unit price: $86.56
Buy/RFQ:

Crydom HD4850G Panel Mount Solid State Relay Specifications:

  • Ratings: 12A to 125A @ 48-530 VAC
  • Output: SCR output for heavy industrial loads
  • Turn-on: Zero Voltage or instantaneous turn-on outputs
  • Approvals: UL/CSA Approved, CE Compliant to EN60950-1
  • Control: AC or DC control
  • Substrate: Direct bond copper substrate
  • EMC: EMC compliant to Level 3
  • Design: Epoxy free design
  • Control Voltage: 4-32 VDC, 90-280 Vrms, 18-36 Vrms
  • Operating Voltage: 48-530 Vrms
  • Transient Overvoltage: 1200 Vpk
  • Leakage Current: 1 mArms
  • dv/dt: 500 V/µsec
  • Load Current: 12-125 Arms
  • Minimum Load Current: 150 mArms
  • Surge Current: 134/140 Apk to 1670/1750 Apk
  • Voltage Drop: 1.15 Vrms
  • Thermal Resistance: 0.22 °C/W to 1.03 °C/W
  • I²t: 66/60 A²sec to 13950/12709 A²sec
  • Power Factor: 0.5
  • Input Control Voltage Range: 4-32 VDC, 90-280 Vrms, 18-36 Vrms
  • Minimum Turn-On Voltage: 4.0 VDC, 90 Vrms, 18 Vrms
  • Maximum Reverse Voltage: -32 VDC
  • Minimum Input Current: 7.0 mA
  • Maximum Input Current: 12 mA
  • Dielectric Strength: 4000 Vrms
  • Insulation Resistance: 109 Ohm
  • Capacitance: 8 pF
  • Operating Temperature: -40 to 80°C
  • Storage Temperature: -40 to 125°C
  • Weight: 2.6 oz (74.9 g)
  • Housing Material: UL94 V-0
  • Baseplate Material: Aluminum
  • Input Screw Torque: 13-15 in-lb / 1.5-1.7 Nm
  • Load Screw Torque: 18-20 in-lb / 2.0-2.2 Nm
  • Mounting Screw Torque: 18-20 in-lb / 2.0-2.2 Nm
  • Input/Load Terminal Screw Thread Size: #6-32 UNC / #8-32 UNC

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Frequently Asked Questions

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You can click on the BUY or RFQ button to purchase HD4850G from an authorized Crydom distributor.

How do I troubleshoot issues or seek technical support for part HD4850G?

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Who is the manufacturer of HD4850G?

Crydom

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