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SMCReed Switch Pneumatic Position Sensors

SMC D-A73CN Reed Switch Pneumatic Position Sensor

The SMC D-A73CN is a perpendicular reed switch pneumatic position sensor, part of the SMC brand. This normally open reed switch operates at 24V DC with a current range of 5 to 40 mA, features 2 wires, an LED…

SKU 3G-OTH-155430

Also listed as: DA73CN · D A73CN

Brand
SMC
Item
D-A73CN Reed Switch Pneumatic Position Sensor
Part Number
D-A73CN
Category
Reed Switch Pneumatic Position Sensors
Available to Order
Also known as:D-A73CNSMC
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Technical Specifications

SMC
Manufacturer Part Number
D-A73CN
Type
REED, Normally Open, IP67, LED
DC
24V
Wires
2

Technical Documents

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SMC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SMC D-A73CN is a perpendicular reed switch pneumatic position sensor, part of the SMC brand. This normally open reed switch operates at 24V DC with a current range of 5 to 40 mA, features 2 wires, an LED indicator, and an IP67 rating.

Frequently Asked Questions

What is the SMC D-A73CN reed switch used for?

The SMC D-A73CN is a perpendicular reed switch pneumatic position sensor used to detect cylinder piston position in industrial automation. It provides a normally open signal at 24V DC with an LED indicator, suitable for pneumatic systems requiring reliable position feedback.

What are the specifications of the SMC D-A73CN?

The SMC D-A73CN is a reed switch with normally open contact, 24V DC operating voltage, 5 to 40 mA current range, 2 wires, IP67 rating, and an LED indicator. It is a perpendicular mount sensor designed for pneumatic cylinders.

Where to buy the SMC D-A73CN worldwide?

You can source the SMC D-A73CN through 3G Electric, a global industrial equipment distributor. We handle logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the SMC D-A73CN reed switch?

Mount the SMC D-A73CN perpendicular to the cylinder body using the provided bracket. Connect the 2 wires to a 24V DC control circuit, observing polarity for the LED. Ensure the switch is aligned with the piston magnet for reliable normally open operation.

Used in

Common applications for SMC
Automotive assembly — SMC ZP3 flat vacuum pads for handling small components in pick-and-place robots
Semiconductor manufacturing — SMC ZM series vacuum generators with needle valves for precise wafer handling
Food packaging — SMC AW-D series filter regulators for clean compressed air in pneumatic actuators
General industrial automation — SMC AS2211F speed control valves for regulating cylinder speeds in conveyor systems
Vacuum conveying — SMC ZH series box-type vacuum generators for material transport in packaging lines
Machine tool coolant systems — SMC ZF series in-line filters to protect vacuum ejectors from debris
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SMC Products

3G Electric supplies SMC reed switch pneumatic position sensors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
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Perpendicular reed auto switch for pneumatic cylinder position sensing. 2-wire rail-mounted design rated IP67. Operates on 100 V AC or 24 V DC with current range 5 to 20 mA. Used in industrial automation for end-of-stroke detection in material handling, packaging, and assembly lines
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Perpendicular reed auto switch for pneumatic cylinder position sensing. Rated IP67, operates at 24 V DC with 2-wire configuration. Detects piston position in pneumatic actuators for industrial automation applications
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The SMC D-A79W is a perpendicular reed auto switch for pneumatic cylinder position sensing. It operates on 24 V DC with a 2-wire configuration and is rated IP67 for protection against dust and water ingress. Designed for rail mounting, it provides a signal to control systems in industrial automation

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