IA12FSN04PO Inductive Proximity Sensor - Equivalent & Substitute Parts

Part Overview

The IA12FSN04PO is an inductive proximity sensor manufactured by Carlo Gavazzi Inc., designed for non-contact detection applications with a 4mm sensing distance. This sensor features PNP-NO output configuration, operates across 10V to 30V supply voltage, and is housed in a cylindrical M12 threaded package with IP67 ingress protection rating.

The IA12FSN04PO is classified as obsolete. Identifying equivalent and substitute parts is necessary to maintain system functionality, ensure continued availability for replacement and maintenance applications, and support long-term product lifecycle management.

Substiute Parts

IA12FSN04PO
Carlo Gavazzi Inc.In Stock: 873IA12FSN04PO Datasheet
IA12FSN04PO
Current Part
ICF12L45N08B2IO
Carlo Gavazzi Inc.In Stock: 1170ICF12L45N08B2IO Datasheet
ICF12L45N08B2IO
MFR Recommended

Key Parameters

Parameter Value
Manufacturer Part Number IA12FSN04PO
Manufacturer Carlo Gavazzi Inc.
Series IA
Product Status Obsolete
Sensor Type Inductive
Sensing Distance 0.157" (4mm)
Output Type PNP-NO, 3-Wire
Response Frequency 1kHz
Voltage - Supply 10V ~ 30V
Operating Temperature -25°C ~ 70°C
Ingress Protection IP67
Package / Case Cylinder, Threaded - M12
Termination Style Cable Leads
Material - Body Diecast Metal
Indicator LED
Shielding Unshielded

Substitute Part Grouping Explanation

The ICF12L45N08B2IO is identified as a manufacturer-recommended substitute for the IA12FSN04PO. Substitution eligibility is determined by the following critical parameters:

Substitution-Determining Parameters:

  • Sensor Type: Both parts are inductive proximity sensors
  • Output Type: Both provide PNP-NO output configuration
  • Package / Case: Both use Cylinder, Threaded - M12 housing
  • Termination Style: Both feature Cable Leads termination
  • Indicator: Both include LED indication

Parameter Variations Permitted in Substitution:

  • Sensing Distance: IA12FSN04PO operates at 4mm; ICF12L45N08B2IO operates at 8mm. The substitute has an extended sensing range.
  • Operating Temperature: IA12FSN04PO range is -25°C ~ 70°C; ICF12L45N08B2IO range is -40°C ~ 85°C. The substitute provides wider temperature tolerance.
  • Ingress Protection: IA12FSN04PO is IP67; ICF12L45N08B2IO is IP68, IP69K. The substitute offers enhanced environmental protection.
  • Material - Body: IA12FSN04PO uses Diecast Metal; ICF12L45N08B2IO uses Stainless Steel. The substitute provides improved corrosion resistance.
  • Product Status: IA12FSN04PO is Obsolete; ICF12L45N08B2IO is Active, ensuring ongoing availability.

Parameter Comparison

Parameter IA12FSN04PO (Main Part) ICF12L45N08B2IO (Substitute)
Manufacturer Carlo Gavazzi Inc. Carlo Gavazzi Inc.
Sensor Type Inductive Inductive
Sensing Distance 0.157" (4mm) 0.315" (8mm)
Output Type PNP-NO, 3-Wire PNP-NO
Response Frequency 1kHz Not Specified
Voltage - Supply 10V ~ 30V Not Specified
Operating Temperature -25°C ~ 70°C -40°C ~ 85°C
Ingress Protection IP67 IP68, IP69K
Package / Case Cylinder, Threaded - M12 Cylinder, Threaded - M12
Termination Style Cable Leads Cable Leads
Material - Body Diecast Metal Stainless Steel
Indicator LED LED
Shielding Unshielded Unshielded
Product Status Obsolete Active

Engineering Selection Recommendations

The ICF12L45N08B2IO is the manufacturer-recommended substitute for the obsolete IA12FSN04PO. Both sensors share identical core functional characteristics: inductive sensing technology, PNP-NO output configuration, M12 threaded cylindrical package, and cable lead termination.

The substitute part offers enhanced specifications across multiple dimensions. The extended sensing distance of 8mm compared to 4mm provides greater detection range capability. The wider operating temperature range (-40°C ~ 85°C versus -25°C ~ 70°C) supports deployment in more demanding thermal environments. Enhanced ingress protection ratings (IP68, IP69K versus IP67) provide superior environmental sealing. Stainless steel body construction replaces diecast metal, improving corrosion resistance in harsh or corrosive environments.

The ICF12L45N08B2IO maintains active product status, ensuring long-term availability, ongoing manufacturer support, and continued supply chain access. This substitution is appropriate for direct replacement applications where the extended sensing distance and enhanced environmental specifications do not conflict with system design constraints.

Frequently Asked Questions (FAQ)

Q: Can the ICF12L45N08B2IO directly replace the IA12FSN04PO in existing installations?

A: Direct mechanical and electrical replacement is possible due to identical M12 threaded package, cable lead termination, and PNP-NO output configuration. However, the extended 8mm sensing distance of the substitute must be evaluated against the original 4mm detection requirement to ensure compatibility with target object positioning and mounting geometry.

Q: What are the key differences between these two sensors?

A: The primary differences are sensing distance (4mm versus 8mm), operating temperature range (-25°C ~ 70°C versus -40°C ~ 85°C), ingress protection rating (IP67 versus IP68/IP69K), and body material (diecast metal versus stainless steel). The substitute provides enhanced environmental protection and extended temperature tolerance.

Q: Why is the IA12FSN04PO classified as obsolete?

A: Obsolete status indicates the manufacturer has discontinued production. The ICF12L45N08B2IO represents the active product line continuation, offering improved specifications and ensuring ongoing availability for new installations and replacement applications.

Q: Are there any compatibility concerns with the increased sensing distance?

A: The 8mm sensing distance of the substitute is double that of the original 4mm sensor. Applications requiring precise 4mm detection must verify that the extended range does not cause false triggering or detection of unintended objects. Mounting distance and target object positioning should be re-evaluated during integration.

Q: What packaging options are available for the ICF12L45N08B2IO?

A: The ICF12L45N08B2IO is supplied in Box packaging, compared to the standard packaging designation for the IA12FSN04PO. Confirm packaging requirements for your procurement and logistics processes.

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