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

SMC Inline Solid 2 Wire Rail: D-J79, Inline Solid State Auto Switch, IP67, 24 V DC - Solid State Switch Pneumatic Position Sensors
SMCSolid State Switch Pneumatic Position Sensors

SMC Inline Solid 2 Wire Rail: D-J79, Inline Solid State Auto Switch, IP67, 24 V DC

The SMC D-J79 is an Inline Solid State Auto Switch, a solid-state switch pneumatic position sensor. It operates on 24 V DC with a current range of 5 to 40 mA and features a 2-wire rail design. This IP67-rated switch…

SKU 3G-OTH-154952

Also listed as: DJ79 · D J79

Brand
SMC
Item
Inline Solid 2 Wire Rail: D-J79, Inline Solid State Auto Switch, IP67, 24 V DC
Category
Solid State Switch Pneumatic Position Sensors
Available to Order
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-J79
Type
Inline Solid State Auto Switch, IP67
DC
24 V
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

The SMC D-J79 is an Inline Solid State Auto Switch, a solid-state switch pneumatic position sensor. It operates on 24 V DC with a current range of 5 to 40 mA and features a 2-wire rail design. This IP67-rated switch is designed for inline mounting to detect cylinder piston positions.

Frequently Asked Questions

What is the SMC D-J79 inline solid state auto switch used for?

The SMC D-J79 is a solid-state switch pneumatic position sensor used to detect cylinder piston positions in industrial automation. It is designed for inline mounting on pneumatic actuators, providing reliable position feedback in applications such as packaging, material handling, and assembly lines.

What are the specifications of the SMC D-J79?

The SMC D-J79 is an Inline Solid State Auto Switch with model number D-J79. It operates on 24 V DC, has a current range of 5 to 40 mA, and features a 2-wire rail design. It is IP67-rated for dust and water ingress protection, making it suitable for harsh industrial environments.

Where to buy the SMC D-J79 worldwide?

You can source the SMC D-J79 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide competitive pricing and reliable sourcing for this SMC solid state switch.

How to install the SMC D-J79 inline solid state switch?

To install the SMC D-J79, mount it inline on the pneumatic cylinder rail, ensuring proper alignment with the piston magnet. Connect the 2-wire 24 V DC supply, observing polarity. Verify the current draw is within 5 to 40 mA. Test the switch by cycling the cylinder to confirm position detection. Refer to SMC guidelines for detailed wiring.

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

SMC Products

3G Electric supplies SMC solid state 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
SMC Inline Solid 2 Wire Rail: D-J79L, Inline Solid State Auto Switch, IP67, 24 V DC, 2 Wires
SMC Inline Solid 2 Wire Rail: D-J79W, Inline Solid State Auto Switch, IP67, 24 V DC, 2 Wires
SMC
SMC Inline Solid 2 Wire Rail: D-J79W, Inline Solid State Auto Switch, IP67, 24 V DC, 2 Wires
SMC Inline Solid 2 Wire Rail: D-J79WL, Inline Solid State Auto Switch, IP67, 24 V DC, 2 Wires
SMC
SMC Inline Solid 2 Wire Rail: D-J79WL, Inline Solid State Auto Switch, IP67, 24 V DC, 2 Wires
SMC Inline Solid 2 Wire Direct: D-M9BAZ, Inline Solid State Auto Switch, IP67, 24 V DC, 2 Wires
SMC
SMC Inline Solid 2 Wire Direct: D-M9BAZ, Inline Solid State Auto Switch, IP67, 24 V DC, 2 Wires
SMC
SMC
SMC Inline Solid 2 Wire Direct: D-M9BM, Inline Solid State Auto Switch, IP67, 24 V DC, 2 Wires
SMC Inline Solid 2 Wire Direct: D-M9B, Inline Solid State Auto Switch, IP67, 24 V DC, 2 Wires
SMC
SMC Inline Solid 2 Wire Direct: D-M9B, Inline Solid State Auto Switch, IP67, 24 V DC, 2 Wires

More from SMC

View all SMC parts
SMC Solid State Switch: D-F59L, Prewired, NPN, Composite, 24V DC, 3 Wires, 9.8 ft Lead Lg (ft), LED
SMC
SMC Solid State Switch: D-F59L, Prewired, NPN, Composite, 24V DC, 3 Wires, 9.8 ft Lead Lg (ft), LED
SMC
SMC
SMC Perpendicular Solid 2 Wire Direct: D-M9BVZ, Perpendicular Solid State Auto Switch, IP67, 24 V DC
SMC
SMC
SMC Inline Solid PNP Direct: D-F6PSAPC, Inline Solid State Auto Switch, M8-3Pin, PNP, IP67, 3 Wires
SMC Inline Solid PNP Tie Rod: D-F5P, Inline Solid State Auto Switch, PNP, IP67, 3 Wires
SMC
SMC Inline Solid PNP Tie Rod: D-F5P, Inline Solid State Auto Switch, PNP, IP67, 3 Wires
SMC
SMC
SMC Inline Solid NPN Direct: D-M9NASAPC, Inline Solid State Auto Switch, M8-3Pin, NPN, IP67, 3 Wires
SMC Inline Solid 2 Wire Direct: D-M9BAMDPC, Inline Solid State Auto Switch, M12-4Pin, IP67, 24 V DC
SMC
SMC Inline Solid 2 Wire Direct: D-M9BAMDPC, Inline Solid State Auto Switch, M12-4Pin, IP67, 24 V DC
SMC Perpendicular Solid PNP Direct: D-Y7PVZ, Perpendicular Solid State Auto Switch, PNP, IP67
SMC
SMC Perpendicular Solid PNP Direct: D-Y7PVZ, Perpendicular Solid State Auto Switch, PNP, IP67
SMC
SMC
SMC Inline Solid PNP Direct: D-M9PWL, Inline Solid State Auto Switch, PNP, IP67, 28 V DC or less