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Crydom LVD75A40 Low Voltage Disconnect Relay

The Crydom LVD75A40 is a compact, encapsulated panel mount solid-state relay designed for low voltage DC disconnect applications. It offers output ratings up to 40A at 3-75VDC and utilizes a low on-state resistance FET output for efficient operation. The relay is suitable for battery systems, offering six DC control ranges (11-26.6VDC) and is ideal for applications requiring reliable and precise control of DC loads. Its robust design and compact size make it suitable for a wide range of industrial and commercial applications, including battery protection, power distribution, and motor control.

LVD75A40 Crydom Low Voltage Disconnect Relay | myMectronic
Authorized Distributors
Source:DigiKey
Part No:LVD75A40
Stock:16
Inv Date:06-06-2026
Price: Unit price: $154.97
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Part No:LVD75A40
Stock:0
Inv Date:06-07-2026
Price: Unit price: $154.97
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Part No:LVD75A40
Stock:7
Inv Date:06-06-2026
Price: Unit price: $158.07
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Part No:LVD75A40
Stock:31
Inv Date:06-06-2026
Price: Unit price: $115.79
Buy/RFQ:
Part No:LVD75A40
Stock:31
Inv Date:06-06-2026
Price: Unit price: $115.79
Buy/RFQ:

Crydom LVD75A40 Low Voltage Disconnect Relay Specifications:

  • Output Current: 40A
  • Maximum DC Output Voltage: 3-75 Vdc
  • Minimum Load Current: 5 mAdc
  • Maximum Surge Current (10msec): 120 Adc
  • Maximum On-State Voltage Drop @ Rated Current: 0.6 Vdc
  • Thermal Resistance Junction to Case: 1.2 °C/W
  • Max On-state Resistance @ rated current: 15 mOhms
  • Maximum Off-State Leakage Current @ Rated Voltage: 0.5 mA
  • Must Turn-On Voltage: 11.5 Vdc
  • Must Turn-Off Voltage: 11 Vdc
  • Maximum Allowed input Voltage: 36 Vdc
  • Maximum Input Current: 12 mAdc
  • Maximum Turn-On Time: 150 msec
  • Maximum Turn-Off Time: 150 msec
  • Dielectric Strength, Input/Output to Baseplate: 2500 Vrms
  • Minimum Insulation Resistance: 109 Ohm
  • Maximum Capacitance, Input/Output: 50 pF
  • Ambient Operating Temperature Range: -30ºC to 80ºC
  • Ambient Storage Temperature Range: -40ºC to 125ºC
  • Weight: 3.5 oz. (100g)
  • Input Terminal Screw Torque Range: 8-10 in lb (0.9-1.1Nm)
  • Output Terminal Screw Torque Range: 18-20 in lb (2-2.2Nm)

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Frequently Asked Questions

Where can I buy Crydom LVD75A40?

You can click on the BUY or RFQ button to purchase LVD75A40 from an authorized Crydom distributor.

How do I troubleshoot issues or seek technical support for part LVD75A40?

You can visit the Crydom website for support.

Who is the manufacturer of LVD75A40?

Crydom

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