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SMCReed Switch Pneumatic Position Sensors

SMC D-B59WL Inline Reed Auto Switch

The SMC D-B59WL is an Inline Reed Auto Switch, a pneumatic position sensor designed for cylinder applications. It operates at 24 V DC with a current range of 5 to 40 mA and features an IP67 rating with 2-wire…

SKU 3G-OTH-155442

Also listed as: DB59WL · D B59WL

Brand
SMC
Item
D-B59WL Inline Reed Auto Switch
Part Number
D-B59WL
Category
Reed Switch Pneumatic Position Sensors
Available to Order
Also known as:D-B59WLSMC
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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-B59WL
Type
Inline Reed Auto Switch, IP67, 5 to 40 mA
DC
24 V
Wires
2

Technical Documents

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

Product Description

The SMC D-B59WL is an Inline Reed Auto Switch, a pneumatic position sensor designed for cylinder applications. It operates at 24 V DC with a current range of 5 to 40 mA and features an IP67 rating with 2-wire connectivity.

Frequently Asked Questions

What is the SMC D-B59WL Inline Reed Auto Switch used for?

The SMC D-B59WL is a pneumatic position sensor that detects cylinder piston position in industrial automation. It is commonly used in packaging, material handling, and assembly lines to confirm actuator stroke end or intermediate positions for sequence control.

What are the specifications of the SMC D-B59WL?

The SMC D-B59WL is an Inline Reed Auto Switch rated IP67, operating at 24 V DC with 2 wires and a current range of 5 to 40 mA. It is designed for pneumatic cylinder applications and provides reliable position sensing in harsh environments.

Where to buy the SMC D-B59WL worldwide?

3G Electric supplies the SMC D-B59WL Inline Reed Auto Switch to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this pneumatic position sensor.

How to install the SMC D-B59WL on a pneumatic cylinder?

Mount the SMC D-B59WL securely on the cylinder body using the provided bracket or band, aligning the switch with the piston magnet. Connect the 2 wires to a 24 V DC control circuit, ensuring polarity matches. Test actuation at the desired stroke position before finalizing.

Used in

Common applications for SMC
Automotive assembly lines — SMC V100 Series solenoid valves control clamping and positioning actuators.
Food and beverage packaging — SMC SY Series valves manage air flow in filling and sealing stations.
Material handling systems — SMC D-M9B auto switches detect cylinder positions on conveyor diverters.
Compressed air treatment — SMC coalescing filter elements remove oil aerosols in pneumatic supply lines.
Robotic end-effectors — SMC SV Series valves provide multi-position control for gripper actuation.
Pharmaceutical manufacturing — SMC particulate filter elements protect sensitive pneumatic equipment from solid contaminants.
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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 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
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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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
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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
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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
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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

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