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SMCReed Switch Pneumatic Position Sensors

SMC D-A33 Reed Auto Switch, 24 V DC, 2-Wire, 0.5 m Lead, IP63

<p>The SMC D-A33 is a reed auto switch designed for pneumatic position sensing. This model operates at 24 V DC, features a 2-wire configuration, and comes with a 0.5 m lead. With an IP63 rating, it offers protection…

SKU 3G-OTH-155418

Also listed as: DA33 · D A33

Brand
SMC
Item
D-A33 Reed Auto Switch, 24 V DC, 2-Wire, 0.5 m Lead, IP63
Part Number
D-A33
Category
Reed Switch Pneumatic Position Sensors
Available to Order
Also known as:D-A33SMC
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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-A33
Type
Reed Auto Switch, IP63
DC
24 V
Wires
2
Lead Lg (ft)
0.5 m

Technical Documents

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

Product Description

<p>The SMC D-A33 is a reed auto switch designed for pneumatic position sensing. This model operates at 24 V DC, features a 2-wire configuration, and comes with a 0.5 m lead. With an IP63 rating, it offers protection against dust and water spray, making it suitable for industrial environments.</p><p>Commonly used in automation and manufacturing, this switch is ideal for detecting cylinder positions in pneumatic systems. As a Singapore-based supplier, 3G Electric provides SGD quotes on request, handles GST for local buyers, and offers fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What are the key specifications of the SMC D-A33?

The SMC D-A33 is a reed auto switch with a 24 V DC rating, 2-wire configuration, 0.5 m lead length, and IP63 protection.

Can I get a quote in SGD and fast delivery in Singapore?

Yes, 3G Electric provides SGD quotes on request, handles GST for Singapore buyers, and offers fast delivery across Singapore and Southeast Asia.

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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Reed switch for pneumatic cylinder position sensing. Rated IP67, 24 V DC, 5 to 50 mA, 2-wire with LED indicator. Detects piston positions in pneumatic actuators for sequence control
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The SMC D-A53L is an inline reed auto switch designed for pneumatic cylinder position sensing. It operates at 24 V DC with a current range of 5 to 50 mA and features a 2-wire configuration. Rated IP67, it provides reliable end-of-stroke or intermediate position feedback in industrial automation applications such as manufacturing, packaging, and material handling systems
Reed switch pneumatic position sensor with NPN output, 24V DC operating voltage, 5 to 40 mA current range, 3 wires, IP67 rating, and 0.5m cable. Includes LED indicator. Used for detecting cylinder piston position in industrial automation applications
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Reed switch pneumatic position sensor with NPN output, 24V DC operating voltage, 5 to 40 mA current range, 3 wires, IP67 rating, and 0.5m cable. Includes LED indicator. Used for detecting cylinder piston position in industrial automation applications
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Reed switch pneumatic position sensor for detecting cylinder piston position in pneumatic systems. Inline mounting, IP67 rated, operates on 24 V DC with 5 to 40 mA current range. 2-wire configuration
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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
Reed switch pneumatic position sensor for detecting cylinder piston position. Operates at 24 V DC with 5 to 40 mA current range. IP67-rated, 2-wire design for integration into pneumatic control systems
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Reed switch pneumatic position sensor for detecting cylinder piston position. Operates at 24 V DC with 5 to 40 mA current range. IP67-rated, 2-wire design for integration into pneumatic control systems

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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
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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
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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
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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
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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
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Reed switch pneumatic position sensor for detecting pressure changes in industrial 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

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