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Pepperl+Fuchs 3RG4012-3AG33-PF M12 Inductive Sensor for industrial automation

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Pepperl+Fuchs 3RG4012-3AG33-PF

by Pepperl+Fuchs

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OverviewThe Pepperl+Fuchs 3RG4012-3AG33-PF (Part No. 552742) is a high-performance M12 inductive proximity sensor designed for exceptional precision and dependability in demanding industrial settings. This compact sensor provides a 2 mm flush sensing range, guaranteeing accurate detection of metallic objects without extending beyond the mounting surface. Featuring a PNP normally open (NO) output, it integrates smoothly with diverse control systems. Engineered for DC 3-wire operation with a versatile 10–30 VDC supply and boasting an IP67 protection rating, this sensor consistently delivers reliable metal detection for automated machinery and various industrial applications globally. Its sturdy construction and intelligent design make it an ideal selection for enhancing operational efficiency and safety.Key Features Sensing Distance: Accurate 2 mm flush mountable sensing for precise object detection. Output Type: Dependable PNP, Normally Open (NO) output for easy control circuit integration. Operating Voltage: Broad 10–30 VDC operating range for power supply flexibility. Output Configuration: Efficient 3-wire DC operation, simplifying wiring and installation. Connection Type: Standard M12, 4-pin connector for secure and straightforward hook-up. Housing Material: Robust metal (nickel-plated brass) housing ensures lasting performance in harsh environments. Protection Class: IP67-rated, providing comprehensive safeguarding against dust and temporary water immersion. Switching Frequency: High switching frequency up to 2,000 Hz, suitable for rapid applications. LED Indicator: Integrated status LED for clear visual feedback and easier troubleshooting. Technical Specifications Model Number: 3RG4012-3AG33-PF Part Number: 552742 Sensor Type: Inductive proximity sensor Installation: Flush mount for discreet and protected integration. Voltage Drop: Minimal voltage drop of ≤ 2.5 V for efficient power use. Max Load Current: Handles a maximum load current of 200 mA. Short-Circuit Protection: Built-in short-circuit protection for sensor and connected equipment safety. Reverse Polarity Protection: Integrated reverse polarity protection prevents damage from incorrect wiring. Operating Temperature: Wide operating temperature range from -25°C to +70°C for performance in diverse climates. Connector: Standard M12 x 1, 4-pin male connector for reliable connections. Dimensions: Compact Ø12 mm x approximately 40 mm, perfect for space-constrained setups. Weight: Lightweight at approximately 30 g, reducing strain on mounting structures. Applications Industrial Automation: Reliably identifies the presence and position of metal components in automated machinery, ensuring precise operation and sequence control. Packaging Equipment: Essential for verifying part presence and accurate positioning of items on packaging lines, optimizing efficiency and minimizing errors. Material Handling: Crucial for sensing items on conveyor belts, enabling automated sorting, counting, and routing processes. Robotics: Facilitates vital positioning and detection tasks in robotic systems, enhancing precision and safety during automated movements. OEM Machinery: Its compact size and robust design allow for seamless integration into original equipment manufacturer (OEM) machinery, particularly in limited-space environments. Why Choose?The Pepperl+Fuchs 3RG4012-3AG33-PF inductive sensor stands out as an excellent choice for your industrial sensing needs due to its combination of advanced features and durable construction. Its flush-mounted sensing capability ensures not only a robust and accurate installation by preventing accidental damage but also provides a sleek aesthetic for your machinery. The compact M12 design is specifically engineered to fit effortlessly into tight industrial spaces where larger sensors are impractical, offering flexibility in placement.Order NowEnhance your industrial operations with the Pepperl+Fuchs 3RG4012-3AG33-PF inductive sensor. Contact us today for pricing and availability!FAQWhat is the sensing range of the Pepperl+Fuchs 3RG4012-3AG33-PF sensor?This sensor offers a precise 2 mm flush sensing range for accurate detection of metallic objects.What kind of output does this sensor have?It features a reliable PNP, Normally Open (NO) output.Is this sensor suitable for harsh industrial environments?Yes, with an IP67 protection rating and a durable nickel-plated brass housing, it is designed for robust performance in challenging industrial conditions.

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PRODUCT DETAILS

Pepperl+Fuchs 3RG4012-3AG33-PF

Overview

This is a genuine Pepperl+Fuchs component from the Inductive & Capacitive Sensors family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Pepperl+Fuchs catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Pepperl+Fuchs automation ecosystem
  • Engineered to integrate inside Inductive & Capacitive Sensors installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Pepperl+Fuchs equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Pepperl+Fuchs catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Pepperl+Fuchs platform with documented conversion notes for the Inductive & Capacitive Sensors family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model Number: 3RG4012-3AG33-PF
  • Part Number: 552742
  • Sensor Type: Inductive proximity sensor
  • Installation: Flush mount for discreet and protected integration.
  • Voltage Drop: Minimal voltage drop of ≤ 2.5 V for efficient power use.
  • Max Load Current: Handles a maximum load current of 200 mA.
  • Short-Circuit Protection: Built-in short-circuit protection for sensor and connected equipment safety.
  • Reverse Polarity Protection: Integrated reverse polarity protection prevents damage from incorrect wiring.
  • Operating Temperature: Wide operating temperature range from -25°C to +70°C for performance in diverse climates.
  • Connector: Standard M12 x 1, 4-pin male connector for reliable connections.
  • Dimensions: Compact Ø12 mm x approximately 40 mm, perfect for space-constrained setups.
  • Weight: Lightweight at approximately 30 g, reducing strain on mounting structures.

Applications

  • Industrial Automation: Reliably identifies the presence and position of metal components in automated machinery, ensuring precise operation and sequence control.
  • Packaging Equipment: Essential for verifying part presence and accurate positioning of items on packaging lines, optimizing efficiency and minimizing errors.
  • Material Handling: Crucial for sensing items on conveyor belts, enabling automated sorting, counting, and routing processes.
  • Robotics: Facilitates vital positioning and detection tasks in robotic systems, enhancing precision and safety during automated movements.
  • OEM Machinery: Its compact size and robust design allow for seamless integration into original equipment manufacturer (OEM) machinery, particularly in limited-space environments.

Why Choose the 3RG4012-3AG33-PF?

The Pepperl+Fuchs 3RG4012-3AG33-PF inductive sensor stands out as an excellent choice for your industrial sensing needs due to its combination of advanced features and durable construction. Its flush-mounted sensing capability ensures not only a robust and accurate installation by preventing accidental damage but also provides a sleek aesthetic for your machinery. The compact M12 design is specifically engineered to fit effortlessly into tight industrial spaces where larger sensors are impractical, offering flexibility in placement.

Availability & Shipping

  • In stock: 3RG4012-3AG33-PF ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 3RG4012-3AG33-PF ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Pepperl+Fuchs

This sensor offers a precise 2 mm flush sensing range for accurate detection of metallic objects.

Machine down? We ship parts the same day.

New, surplus, and refurbished Pepperl+Fuchs inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

CUSTOMER REVIEWS

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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