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4003 MAGSIG® UL CSA Certified Pig Signaller

Pig Detection At Your Fingertips

The 4003 Magnetic Pig Signaller is equipped with features that enhance operational flexibility and allow you to carry out pigging operations your way. 

Stay Connected

With a unique Bluetooth App, you are always in the loop.  View real-time pig passages directly on your phone or tablet meaning you never miss an update. 

Effortless Setup

No need for specialised skills or extended downtime, the 4003 is designed for quick and straightforward installation using ratchet straps or stainless steel banding.

Simplified Configuration

Modify settings with ease directly from the App or the Control room, without having to enter a potentially hazardous zone. 

Integrated Communication Systems

Bluetooth doesn't provide enough range? No problem!  With multiple remote communication options, such as linking to SCADA system, the 4003 can be tailored to your needs. 


  • UL / CSA Class 1 Division 1 certified 
  • IIC Classified for use on hydrogen pipelines
  • Events are signalled via an OLED display and high brightness LEDs  
  • Up to 100 events can be logged with time and date
  • Can be installed on any pipeline up to 60” diameter with wall thickness up to 50mm, carrying any medium and with pigs running at varying speeds
  • Remote signalling options including DPDT, 4-20mA, LoRaWAN and satellite communications 
  • Bluetooth and RS485 MODBUS permits two-way communication for remote programming and data download. 
  • No location restrictions – can be located on major barrel and magnetic sensor can be supplied on a cable up to 10m long for use with buried pipelines or where access is limited.
  • Temperature range can be extended after consultation with Online
  • Available languages of operation - English, French, Spanish & Portuguese. 



Model No. 4003 MAGSIG®
4003 MAGSIG® UL Certified  
Power Options • 4x Alkaline 1.5V 18Ah D cells (1 year battery life)
• 2x Lithium Thionyl Chloride 3.6V 17Ah D cells (1 year battery life)
• External supply - +21.6VDC to +26.4VDC, <1.0W
Temperature Range • Temperature range using External supply -50°C to +85°C (-58°F to +185°F)
• Temperature range while Alkaline cells installed -20°C to +50°C (-4°F to+122°F)
• Temperature range while Lithium cells installed -40°C to +80° (-40°F to +176°F)
Entries (other options available) 2x ¾” NPT
Weight in Aluminium 3.5kg (8lbs)
Weight in Stainless Steel 5.5kg (12lbs)