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Littelfuse HE3321A0400 Reed Relay

This compact reed relay features a 5V DC coil and a single-pole, single-throw normally open contact configuration. Suitable for high-density applications, it offers switching capacities up to 0.5 Amps and handles voltages up to 200 V DC. The relay is PCB mounted, hermetically sealed, and available with external magnetic shielding for enhanced environmental immunity. Its design ensures fast operate and release times of 10 ms, making it ideal for security, telecom, instrumentation, and process control applications requiring reliable, precise switching with tight space constraints.

Authorized Distributors
Part No:HE3321A0400
Stock:0
Inv Date:05-29-2026
Price: N/A
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Part No:HE3321A0400
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1.5
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Part No:HE3321A0400
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1.32
Buy/RFQ:
Part No:HE3321A0400
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1.32
Buy/RFQ:

Littelfuse HE3321A0400 Reed Relay Specifications:

  • Coil Voltage: 5V DC
  • Contact Configuration: Single-Pole, Single-Throw Normally Open (SPST-NO)
  • Maximum Load: 0.5 Amps
  • Maximum Switching Voltage: 200 V DC
  • Operate Time: 10 ms
  • Release Time: 10 ms
  • Insulation Resistance: 10^9 Ω min.
  • Contact Resistance: 0.150 Ω max.
  • Operating Temperature: -40°C to +85°C
  • Storage Temperature: -40°C to +105°C
  • Vibration Resistance: 20 Gs
  • Shock Resistance: 50 Gs
  • Physical Mounting: PCB
  • Hermetically Sealed, External Magnetic Shield Option Available

Buy the Hamlin HE3300 – Reliable Reed Relay for Industrial Applications

Purchase the Hamlin HE3300 reed relay online today. Designed for reliable switching in security, telecom, instrumentation, and process control. Compact and PCB mounted, it features a 5V DC coil, high-voltage switching capability up to 200V DC, and a maximum load of 0.5 Amps. Its fast operate and release times of 10 ms ensure precise performance, while hermetic sealing and optional magnetic shielding enhance environmental immunity. Perfect for space-constrained industrial applications requiring dependable and long-lasting relay solutions.

Get Hamlin HE3300 today—built for precision and long-lasting durability in industrial control systems.

Frequently Asked Questions

Where can I buy Littelfuse HE3321A0400?

You can click on the BUY or RFQ button to purchase HE3321A0400 from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part HE3321A0400?

You can download the HE3321A0400 datasheet or visit the Littelfuse website for support.

Who is the manufacturer of HE3321A0400?

Littelfuse

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