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standexelectronics.com

Series Datasheet

Version 01

May 2024

Page

S. Knoblauch

1

MK33 Series Reed Sensors



Features: compact profile and surface mount, long life

expectancy, improved stability for assembly process*,

packed in tape and reel for easy pick and place



Applications: air conditioning, metering, ladders for fluid

level sensors, window and door sensors for security

systems, smoke detectors, water flow gauge & others



Markets: Automotive, Telecommunication, Safety &

Security, Test & Measurement, Household, Medical &

Others

Part Description:

MK 33 - 00 - X

Switch Model

Magnetic Sensitivity

Lead Design

87, 66

B, C, D, E, F, G

compact

Customer Options

Switch Model

Unit

Contact Data

87 (10 mm Glass)

66 (14 mm Glass)

Rated Power (max.)

Any DC combination of V&A not to exceed their

individual max.’s

10

10

W

Switching Voltage (max.)

DC or peak AC

200

200

V

Switching Current (max.)

DC or peak AC

0.4

0.5

A

Carry Current (max.)

DC or peak AC

0.5

1.0

A

Contact Resistance (max.)

@ 0.5V & 50mA

150

150

mOhm

Breakdown Voltage (min.)

According to EN60255-5

250

250

VDC

Operating Time (max.)

Incl. Bounce; Measured with w/ Nominal

Voltage

0.7

0.7

Ms

Release Time (max.)

Measured with no Coil Excitation

0.05

0.05

Ms

Insulation Resistance (typ.)

Rh<45%, 100V Test Voltage

1010

1010

Ohm

Capacitance (typ.)

@ 10kHz across open Switch

0.2

0.3

pF

* In comparison with our MK23 series