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Littelfuse MDSM10R2025 Surface Mount Reed Switch

The MDSM-10 Reed Switch is a compact, surface-mounted, normally open switch with a 10.16mm long x 1.0mm diameter glass envelope. Capable of switching 200VDC at 10W, it features high insulation resistance of 10^9 ohms and low contact resistance below 120 milliohms. Designed for position and level sensing applications, this hermetically sealed reed switch offers excellent reliability, stability, and a small footprint, making it ideal for microcontroller logic level loads, security, and metering systems. Its robust construction ensures consistent performance in industrial environments.

Authorized Distributors
Source:Newark
Part No:MDSM-10R-20-25
Stock:3173
Inv Date:05-28-2026
Price: Unit price: $1.64
Buy/RFQ:
Source:DigiKey
Part No:MDSM-10R-20-25
Stock:13074
Inv Date:05-28-2026
Price: Unit price: $0.8137
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Part No:MDSM-10R-20-25
Stock:6385
Inv Date:05-29-2026
Price: Unit price: $1.53
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Part No:MDSM-10R-20-25
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.73
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Part No:MDSM-10R-20-25
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.58
Buy/RFQ:
Part No:MDSM-10R-20-25
Stock:17
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Littelfuse MDSM10R2025 Surface Mount Reed Switch Specifications:

  • Glass body: 10.16mm long x 1.0mm diameter
  • Switching Voltage: Maximum 200VDC, 140VAC
  • Current rating: Max 0.5A, Max 10W
  • Contact Resistance: Less than 120 milliohms
  • Insulation Resistance: 10^9 ohms minimum
  • Operate Time: 0.5ms max, Release Time: 0.1ms max
  • Operating Temperature: -40°C to +125°C
  • Hermetically sealed contacts, resistant to environmental factors
  • Dimensions include a glass envelope with tin-plated Ni-Fe leads
  • Designed for position sensing, level sensing, security, and metering applications

Buy the Littelfuse Series MDSM-10: Sub-miniature Surface Mount Reed Switch

Upgrade your sensing systems with the Littelfuse Series MDSM-10 mini reed switch. Its compact design, high insulation resistance, and ability to switch up to 200VDC at 10W make it perfect for space-constrained applications like security, microcontroller logic, and level sensing. The hermetic sealing guarantees long-term stability and environmental resistance, ensuring dependable operation across diverse industrial environments. Order online now to add this high-performance, reliable switch to your inventory and improve your project outcomes.

Order your Littelfuse Series MDSM-10 hermetically sealed reed switch today and ensure reliable position sensing and security in your electronic projects.

Frequently Asked Questions

Where can I buy Littelfuse MDSM10R2025?

You can click on the BUY or RFQ button to purchase MDSM10R2025 from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part MDSM10R2025?

You can download the MDSM10R2025 datasheet or visit the Littelfuse website for support.

Who is the manufacturer of MDSM10R2025?

Littelfuse

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