Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
Image not available
SMCReed Switch Pneumatic Position Sensors

SMC D-A73H Inline Reed Auto Switch

<p>The SMC D-A73H is an inline reed auto switch designed for pneumatic position sensing. This model features an IP67 rating, making it suitable for demanding environments. It operates at 100 V AC or 24 V DC and…

SKU 3G-OTH-155380

Also listed as: DA73H · D A73H

Brand
SMC
Item
D-A73H Inline Reed Auto Switch
Part Number
D-A73H
Category
Reed Switch Pneumatic Position Sensors
Available to Order
Also known as:D-A73HSMC
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SMC
Manufacturer Part Number
D-A73H
Type
Inline Reed Auto Switch, IP67, 100 V AC/24 V DC, LED
Wires
2

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

<p>The SMC D-A73H is an inline reed auto switch designed for pneumatic position sensing. This model features an IP67 rating, making it suitable for demanding environments. It operates at 100 V AC or 24 V DC and includes an LED indicator for easy status monitoring. With 2 wires, it simplifies wiring in control systems.</p><p>Commonly used in automation and industrial applications, this switch provides reliable position feedback for cylinders and actuators. As a Singapore-based supplier, 3G Electric offers SGD quotes on request and handles GST for local buyers. Enjoy fast delivery across Singapore and Southeast Asia, with worldwide shipping available.</p>

Frequently Asked Questions

What are the electrical ratings of the SMC D-A73H?

The SMC D-A73H operates at 100 V AC or 24 V DC, and includes an LED indicator. It is an inline reed auto switch with 2 wires.

Is the SMC D-A73H suitable for outdoor or washdown environments?

Yes, the SMC D-A73H has an IP67 rating, meaning it is protected against dust and temporary immersion in water, making it suitable for harsh conditions.

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
Not sure this is the right part? Photo-identify it→

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

Cross-referenced by specification & description
SMC
SMC
Reed switch for pneumatic cylinder position sensing. IP67 rated, 100 V AC/24 V DC, 2 wires with LED indicator. Suitable for end-of-stroke detection in industrial automation
SMC
SMC
Reed switch for pneumatic cylinder position sensing. Rated 100 V AC/24 V DC, 5-20 mA, with IP67 protection. Features 2-wire connection and LED indicator. Suitable for end-of-stroke detection in automated machinery
SMC
SMC
Reed switch pneumatic position sensor for cylinder piston detection. 2-wire, IP67, 100 V AC/24 V DC, with LED indicator. Suitable for end-of-stroke sensing in industrial automation
SMC
SMC
The SMC D-B54 is an inline reed auto switch designed for pneumatic cylinder position sensing. It features an IP67 rating, LED indicator, and supports 24 V DC, 100 V AC, or 200 V AC. Typical applications include valve control, conveyor systems, and packaging machinery in industrial automation
SMC
SMC
Inline reed auto switch with IP67 protection and LED indicator. Operates at 24 V DC (5–12.5 mA) and is also compatible with 100 V AC and 200 V AC. Used for pneumatic position sensing in industrial automation, detecting cylinder piston position via magnetic field to provide switching signals to controllers
SMC
SMC
Reed switch pneumatic position sensor for detecting piston position in pneumatic cylinders. IP67 rated, with LED indicator. Operates at 100 V AC, 200 V AC, or 24 V DC. Suitable for end-of-stroke sensing in industrial automation and material handling systems

More from SMC

View all SMC parts →
SMC
SMC
Reed switch pneumatic position sensor for detecting cylinder piston position in industrial automation. Rated 24 V DC, 5 to 50 mA, with IP67 protection. 2-wire inline design suitable for end-of-stroke or intermediate position feedback in pneumatic actuators
SMC
SMC
Perpendicular reed auto switch for pneumatic actuator position sensing. 2-wire design rated IP67, with maximum load current 20 mA at 100 V AC/DC. Suitable for end-of-stroke detection and sequence control in industrial automation
SMC
SMC
Reed switch for pneumatic cylinder position sensing in industrial automation. IP67-rated inline design with LED indicator. Operates on 100 V AC or 24 V DC, 2-wire connection. Suitable for non-contact detection in machining, material handling, and packaging systems
Reed switch pneumatic position sensor for detecting cylinder piston position in automated machinery. Inline design with M8-3Pin connector, rated IP67. Operates at 100 V AC/24 V DC with a current range of 5 to 20 mA (5 to 40 mA peak). Suitable for valve control, material handling, and packaging systems
SMC
Reed switch pneumatic position sensor for detecting cylinder piston position in automated machinery. Inline design with M8-3Pin connector, rated IP67. Operates at 100 V AC/24 V DC with a current range of 5 to 20 mA (5 to 40 mA peak). Suitable for valve control, material handling, and packaging systems
SMC
SMC
Reed switch pneumatic position sensor for detecting cylinder piston position in industrial automation systems. NPN output, 4 to 8 V DC, 20 mA rating. IP67 protection for harsh environments. 3-wire configuration
SMC
SMC
Reed switch pneumatic position sensor for detecting cylinder piston position. Inline type with M12-4Pin connector, IP67 rating, and 0.5 m lead length. Operates at 24 V DC with 5 to 12.5 mA current range
SMC
SMC
Reed switch for pneumatic position sensing, operating at 24 V DC with a 2-wire configuration and 0.5 m lead length. Rated IP63, it detects cylinder piston position in pneumatic actuators and sends a signal to a controller
SMC
SMC
Pressure switch for pneumatic systems, rated IP40. Operates at 48 V with current ratings of 20 mA at 100 V, 40 mA at 48 V, and 50 mA at 24 V or less. Includes a 3 m lead length. Used to monitor and signal when pressure reaches a set point in industrial automation, packaging, and material handling applications

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first