MLH02KPSB10A Equivalent & Substitute Parts

Part Overview

The MLH02KPSB10A is an all-metal pressure sensor manufactured by Honeywell Sensing and Productivity Solutions, designed for sealed gauge pressure measurement in industrial automation applications. This component delivers amplified analog voltage output with temperature compensation across a 2000 PSI operating range. The product is currently classified as obsolete, making equivalent substitute parts necessary for system maintenance, repair, and legacy equipment support. The sensor features a threaded male 7/16" UNF port connection and operates across an extended temperature range of -40°C to 125°C.

Substiute Parts

MLH02KPSB10A

Honeywell Sensing and Productivity SolutionsIn Stock: 938MLH02KPSB10A Datasheet

Current PartRFQ

P51-2000-S-AA-I12-4.5V-000-000

Amphenol SSI TechnologiesIn Stock: 974P51-2000-S-AA-I12-4.5V-000-000 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MLH02KPSB10A are identified based on strict equivalence of critical functional and mechanical parameters. The substitution logic is based on the following key criteria:

Pressure Measurement Specifications: Operating pressure of 2000 PSI and sealed gauge pressure type are mandatory matching parameters. Substitute parts must maintain identical pressure measurement capability.

Electrical Output Characteristics: Output type must be analog voltage with a range of 0.5 V to 4.5 V. Supply voltage compatibility is evaluated within the specified range of 5V to 6V for the main part and 5V for substitute parts.

Mechanical Interface: Port size and style must match exactly: Male 7/16" (11.11 mm) UNF threaded connection. Package form factor must be cylindrical metal construction.

Performance Features: Amplified output and temperature compensation are required features. Accuracy specifications are compared but do not prevent substitution if other parameters align.

Compliance and Regulatory: RoHS compliance and ECCN classification (EAR99) must be maintained. HTSUS code alignment confirms product category equivalence.

Temperature Operating Range: While the main part operates -40°C to 125°C, substitute parts with narrower ranges (-40°C to 105°C) remain functionally equivalent for applications within the overlapping temperature window.

Parameter Comparison

Engineering Selection Recommendations

The P51-2000-S-AA-I12-4.5V-000-000 from Amphenol SSI Technologies is a direct functional equivalent for the obsolete MLH02KPSB10A. Both components share identical pressure measurement specifications (2000 PSI sealed gauge), electrical output characteristics (0.5 V to 4.5 V analog voltage), and mechanical interface (7/16" UNF threaded port).

Product Status Consideration: The MLH02KPSB10A is classified as obsolete, while the P51-2000-S-AA-I12-4.5V-000-000 maintains active product status. This distinction makes the Amphenol SSI component the appropriate selection for new procurement and ongoing system support.

Compliance Alignment: Both parts maintain RoHS compliance and EAR99 ECCN classification, ensuring regulatory equivalence. HTSUS code alignment (9026.20.4000) confirms product category equivalence for tariff and trade purposes.

Performance Specification Differences: The substitute part exhibits ±0.5% accuracy compared to the main part's ±0.25% accuracy. The operating temperature range of the substitute part (-40°C to 105°C) is narrower than the main part (-40°C to 125°C). These differences do not prevent substitution for applications operating within the overlapping temperature window and where the reduced accuracy specification is acceptable.

Supply Voltage Compatibility: The substitute part operates at 5V supply, which falls within the main part's 5V to 6V specification range, ensuring electrical compatibility with existing power supply infrastructure.

Frequently Asked Questions (FAQ)

Q: Can the P51-2000-S-AA-I12-4.5V-000-000 directly replace the MLH02KPSB10A in existing installations?

A: Yes, for applications operating within -40°C to 105°C temperature range. Both components share identical pressure measurement capability (2000 PSI sealed gauge), output characteristics (0.5 V to 4.5 V analog voltage), and mechanical interface (7/16" UNF threaded port). The substitute part's ±0.5% accuracy specification differs from the original ±0.25%, which must be evaluated against application requirements.

Q: What is the significance of the product status difference between these parts?

A: The MLH02KPSB10A is classified as obsolete, indicating discontinued manufacturing and limited availability. The P51-2000-S-AA-I12-4.5V-000-000 maintains active status, ensuring ongoing availability, technical support, and supply chain reliability for new installations and system maintenance.

Q: Are there any electrical compatibility concerns when substituting these components?

A: No. Both components operate on 5V supply voltage. The substitute part's 5V requirement is within the main part's 5V to 6V specification range. Output voltage ranges (0.5 V to 4.5 V) are identical, ensuring signal compatibility with existing signal conditioning and data acquisition systems.

Q: How do the accuracy specifications affect substitution decisions?

A: The substitute part specifies ±0.5% accuracy versus the original ±0.25%. This represents a reduced accuracy specification. Substitution is appropriate only when the application's measurement tolerance requirements can accommodate the ±0.5% accuracy level. Critical measurement applications requiring ±0.25% accuracy may require alternative solutions.

Q: What is the impact of the narrower operating temperature range on the substitute part?

A: The substitute part operates from -40°C to 105°C, compared to the original -40°C to 125°C range. Substitution is valid for applications operating within the overlapping temperature window (-40°C to 105°C). Applications requiring operation above 105°C cannot use this substitute part.

Q: Are both components RoHS compliant?

A: Yes. Both the MLH02KPSB10A and P51-2000-S-AA-I12-4.5V-000-000 are RoHS compliant, meeting environmental and regulatory requirements for electronic component manufacturing and use.

Q: What packaging differences exist between these components?

A: The main part specifies "Cylinder, Metal" package, while the substitute part specifies "Cylinder" package. Both maintain cylindrical form factor suitable for threaded port installation. The metal construction specification of the original part is not explicitly stated for the substitute, but both components are industrial-grade pressure sensors with equivalent mechanical durability.