Part Number
Contact Form
Switch Configuration

Electrical Specifications

Power   0.5 W (max)
Voltage Switching 30 VDC (max)
Breakdown 80 VDC (min)
Current Switching 0.01 Amp (max)
Carry 0.7 Amp (max)
Resistance Initial Contact Resistance 0.75 Ohm (max)
Insulation Resistance 1E11 Ohm (min)
Capacitance Contact 0.7 pF (typical)
Temperature Operating -40 TO + 125 °C
Storage -40 TO + 200 °C

Magnetic Specifications

Pull - In Range   4 - 15 Ampere Turns
Test Coil   Coil I NARM RS-421-A

Physical/Operational Specifications

Capsule Volume Excluding Leads 0.0037 cc-Nominal
Contact Material   Rhodium
Operate Time Including Bounce 0.3 mSeconds (max)
Release Time   0.2 mSeconds (max)
Shape   Cylindrical
Glass Length   4.06 mm


  • Switch materials are Lead free and RoHS compliant
  • Oval body shape
  • .010 lead diameter
  • .035 height profile
  • Hermetically sealed contacts


  • Pick-and-place capable
  • World's most magnetically sensitive reed switch
  • World's smallest reed switch
  • Not ESD sensitive
  • Extended operations in extreme environments


  • RoHS

Notes 1

  1. Specifications are not constant across entire magnetic range.
  2. Customer must exercise care in handling, mounting, lead forming, and cutting to prevent damage to glass capsule and/or switch sensitivity.
  3. For information or custom configurations about performance, mounting options or packaging, contact our Sales department.
  4. Information contained hereon is for informational purposes only and should not be deemed as accurate for a specific application. Consult factory for specific application information and/or latest revision.