WL14-2P430 Equivalent & Substitute Parts Reference

Part Overview

The WL14-2P430 is a retroreflective optical sensor manufactured by SICK, Inc., designed for industrial photoelectric sensing applications. This sensor operates within a sensing distance range of 5.91" to 236.22" (150mm to 6000mm) and features PNP output configuration with Dark-ON/Light-ON switching capability. The unit operates on 10V to 30V supply voltage with a 2.5ms response time and utilizes red light (645nm) for detection.

The WL14-2P430 has reached obsolete product status. Locating equivalent or substitute components is necessary to maintain system functionality and ensure continued availability for replacement or new installations.

Key Parameters

Parameter	WL14-2P430 Specification
Manufacturer	SICK, Inc.
Category	Optical Sensors
Sensing Method	Retroreflective
Sensing Distance	5.91" ~ 236.22" (150mm ~ 6000mm)
Voltage - Supply	10V ~ 30V
Response Time	2.5ms
Output Configuration	PNP - Dark-ON/Light-ON
Light Source	Red (645nm)
Connection Method	Connector, M12
Ingress Protection	IP67
Operating Temperature	-25°C ~ 60°C
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitute parts for the WL14-2P430 are identified based on the following critical parameters that determine functional compatibility:

Primary Compatibility Criteria:

Sensing method: Retroreflective
Supply voltage range: 10V ~ 30V
Connection method: Connector, M12
Ingress protection: IP67 or higher
Light source: Red wavelength (625nm ~ 645nm)
Operating temperature range: Must encompass or exceed -25°C ~ 60°C

Secondary Considerations:

Output configuration compatibility (PNP, NPN/PNP Push-Pull)
Sensing distance capability relative to application requirements
Response time performance
Product status (Active preferred over Obsolete)

The three substitute parts identified below meet the retroreflective sensing method requirement and maintain compatibility with the 10V ~ 30V supply voltage and M12 connector interface. All substitute parts feature active product status and enhanced or equivalent ingress protection ratings.

Parameter Comparison

Parameter	WL14-2P430	GL10-F4551	WLA16P-24162100A00	WLD16P-241121A0ZZZ
Manufacturer	SICK, Inc.	SICK, Inc.	SICK, Inc.	SICK, Inc.
Sensing Method	Retroreflective	Retroreflective	Retroreflective	Retroreflective
Sensing Distance	5.91" ~ 236.22" (150mm ~ 6000mm)	5.906" ~ 472.441" (150mm ~ 12m)	0" ~ 393.701" (0m ~ 10m)	9.843" ~ 551.181" (250mm ~ 14m)
Voltage - Supply	10V ~ 30V	10V ~ 30V	10V ~ 30V	10V ~ 30V
Response Time	2.5ms	1ms	500µs	500µs
Output Configuration	PNP - Dark-ON/Light-ON	PNP - Light-ON	Push-Pull, NPN/PNP	Push-Pull, NPN/PNP
Light Source	Red (645nm)	Red (625nm)	Red (635nm)	Red (635nm)
Connection Method	Connector, M12	Connector, M12	Connector, M12	Connector, M12
Ingress Protection	IP67	IP67	IP66, IP67, IP69K	IP66, IP67, IP69
Operating Temperature	-25°C ~ 60°C	-30°C ~ 60°C	-40°C ~ 60°C	-40°C ~ 60°C
Product Status	Obsolete	Active	Active	Active

Engineering Selection Recommendations

GL10-F4551 Selection Criteria: The GL10-F4551 maintains direct compatibility with the WL14-2P430 in supply voltage (10V ~ 30V), M12 connector interface, and IP67 ingress protection. This substitute offers improved response time (1ms versus 2.5ms) and extended sensing distance capability (12m versus 6m). The GL10-F4551 features active product status and an extended operating temperature range (-30°C ~ 60°C). Output configuration differs in that it provides PNP Light-ON operation rather than Dark-ON/Light-ON switching. Selection of this part requires verification that Light-ON operation is compatible with the application logic.

WLA16P-24162100A00 Selection Criteria: The WLA16P-24162100A00 provides the most comprehensive ingress protection rating (IP66, IP67, IP69K) and the fastest response time (500µs). This substitute supports both NPN and PNP output configurations through Push-Pull architecture, offering greater flexibility in circuit integration. The extended operating temperature range (-40°C ~ 60°C) and active product status provide long-term component availability. The sensing distance range (10m) exceeds the original specification. This part includes RoHS3 compliance and REACH unaffected status. Adjustment capability is available on this model.

WLD16P-241121A0ZZZ Selection Criteria: The WLD16P-241121A0ZZZ offers the maximum sensing distance capability (14m) and fastest response time (500µs) among the substitute options. This part maintains 10V ~ 30V supply voltage compatibility and M12 connector interface with enhanced ingress protection (IP66, IP67, IP69). Push-Pull NPN/PNP output configuration provides circuit flexibility. The extended operating temperature range (-40°C ~ 60°C) and active product status ensure component availability. This substitute is suitable for applications requiring extended sensing range and rapid response characteristics.

Product Status Consideration: All three substitute parts maintain active product status, ensuring continued manufacturing and availability. The WL14-2P430 obsolete status necessitates transition to one of these active alternatives for long-term system support.

Frequently Asked Questions (FAQ)

Q: Can the GL10-F4551 directly replace the WL14-2P430 without circuit modification?

A: The GL10-F4551 maintains compatibility with supply voltage (10V ~ 30V), M12 connector, and IP67 ingress protection. However, the output configuration differs: GL10-F4551 provides PNP Light-ON operation, while WL14-2P430 provides PNP Dark-ON/Light-ON. Circuit logic must be evaluated to confirm Light-ON operation is acceptable for the application.

Q: What is the primary advantage of WLA16P-24162100A00 over the original WL14-2P430?

A: The WLA16P-24162100A00 provides superior ingress protection (IP69K capable), significantly faster response time (500µs versus 2.5ms), extended operating temperature range (-40°C to 60°C), and Push-Pull NPN/PNP output flexibility. The part includes RoHS3 compliance and REACH unaffected status, supporting modern regulatory requirements.

Q: Are all substitute parts compatible with M12 connectors?

A: Yes. All three substitute parts (GL10-F4551, WLA16P-24162100A00, and WLD16P-241121A0ZZZ) utilize Connector, M12 interface, maintaining mechanical compatibility with existing M12 connector installations.

Q: Which substitute part offers the longest sensing distance?

A: The WLD16P-241121A0ZZZ provides the maximum sensing distance of 9.843" to 551.181" (250mm to 14m), compared to the original WL14-2P430 specification of 5.91" to 236.22" (150mm to 6000mm).

Q: Do the substitute parts support the same Dark-ON/Light-ON switching as the original?

A: No. GL10-F4551 provides PNP Light-ON only. WLA16P-24162100A00 and WLD16P-241121A0ZZZ provide Push-Pull NPN/PNP output, which requires circuit reconfiguration. Application logic must be reviewed to determine compatibility with available output configurations.

Q: What is the temperature operating range difference between the original and substitutes?

A: The WL14-2P430 operates from -25°C to 60°C. All three substitutes extend the lower temperature limit: GL10-F4551 to -30°C, WLA16P-24162100A00 to -40°C, and WLD16P-241121A0ZZZ to -40°C. All maintain the 60°C upper limit.

Q: Are the substitute parts RoHS compliant?

A: WLA16P-24162100A00 and WLD16P-241121A0ZZZ are confirmed RoHS3 compliant. GL10-F4551 RoHS status is not specified in the provided data.

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