P158-500A-C2C Equivalent & Substitute Parts

Part Overview

The P158-500A-C2C is an absolute pressure sensor manufactured by Sensata Technologies, Inc., designed for applications requiring 500 PSI (3447.38 kPa) measurement capability with analog voltage output. The sensor features a 1/4" NPT female threaded port, amplified output with temperature compensation, and operates across a -30°C to 100°C temperature range. The product is classified as obsolete, necessitating identification of active equivalent alternatives to maintain supply chain continuity and ensure long-term component availability for new designs and field replacements.

Key Parameters

Parameter	Value
Manufacturer	Sensata Technologies, Inc.
Pressure Type	Absolute
Operating Pressure	500 PSI (3447.38 kPa)
Output Type	Analog Voltage
Output Range	0.5 V ~ 4.5 V
Supply Voltage	4.5 V ~ 5.5 V
Port Size	Female - 1/4" (6.35 mm) NPT
Port Style	Threaded
Accuracy	±2%
Features	Amplified Output, Temperature Compensated
Termination Style	Connector
Maximum Pressure	1000 PSI (6894.76 kPa)
RoHS Status	RoHS Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the obsolete P158-500A-C2C is determined by strict equivalence across the following critical parameters:

Pressure Measurement Specifications:

Pressure type must be absolute
Operating pressure must be 500 PSI (3447.38 kPa)
Maximum pressure rating must be 1000 PSI (6894.76 kPa)

Electrical Characteristics:

Output type must be analog voltage
Output range must be 0.5 V ~ 4.5 V
Supply voltage must be 4.5 V ~ 5.5 V
Accuracy must be ±2%

Mechanical Interface:

Port size must be female 1/4" (6.35 mm) NPT
Port style must be threaded
Termination style must be connector

Functional Features:

Must include amplified output
Must include temperature compensation

Compliance:

Must be RoHS compliant
Moisture sensitivity level must be 1 (Unlimited)

The substitute part P528-500-A-C2C meets all these criteria while offering active product status and extended operating temperature range.

Parameter Comparison

Parameter	P158-500A-C2C (Main Part)	P528-500-A-C2C (Substitute)
Manufacturer	Sensata Technologies, Inc.	Sensata Technologies, Inc.
Product Status	Obsolete	Active
Series	150	P528
Pressure Type	Absolute	Absolute
Operating Pressure	500 PSI (3447.38 kPa)	500 PSI (3447.38 kPa)
Output Type	Analog Voltage	Analog Voltage
Output Range	0.5 V ~ 4.5 V	0.5 V ~ 4.5 V
Supply Voltage	4.5 V ~ 5.5 V	4.5 V ~ 5.5 V
Port Size	Female - 1/4" (6.35 mm) NPT	Female - 1/4" (6.35 mm) NPT
Port Style	Threaded	Threaded
Accuracy	±2%	±2%
Features	Amplified Output, Temperature Compensated	Amplified Output, Temperature Compensated
Termination Style	Connector	Connector
Maximum Pressure	1000 PSI (6894.76 kPa)	1000 PSI (6894.76 kPa)
Operating Temperature	-30°C ~ 100°C	-40°C ~ 125°C
RoHS Status	RoHS Compliant	RoHS Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

The P528-500-A-C2C is the direct functional equivalent for the obsolete P158-500A-C2C. Both sensors are manufactured by Sensata Technologies, Inc., and maintain identical electrical and mechanical specifications across all critical parameters: pressure measurement range, analog voltage output characteristics, supply voltage requirements, port configuration, and accuracy rating.

The P528-500-A-C2C offers the following advantages:

Product Status: Active product status ensures ongoing availability, technical support, and supply chain reliability compared to the obsolete P158-500A-C2C.

Extended Operating Range: The substitute part operates across -40°C to 125°C, compared to the main part's -30°C to 100°C range, providing broader thermal performance capability.

Compliance: Both parts maintain RoHS compliance and identical moisture sensitivity ratings, ensuring regulatory and environmental compatibility.

Electrical Compatibility: Identical output voltage range (0.5 V ~ 4.5 V), supply voltage requirements (4.5 V ~ 5.5 V), and accuracy (±2%) ensure direct functional replacement without circuit modification.

Mechanical Interface: Identical 1/4" NPT female threaded port configuration and connector termination style enable direct installation compatibility.

Frequently Asked Questions (FAQ)

Q: Can the P528-500-A-C2C directly replace the P158-500A-C2C in existing applications?

A: Yes. The P528-500-A-C2C maintains identical electrical output characteristics (0.5 V ~ 4.5 V), supply voltage requirements (4.5 V ~ 5.5 V), pressure measurement range (500 PSI), accuracy (±2%), and mechanical port configuration (1/4" NPT female threaded). No circuit or installation modifications are required.

Q: What is the primary difference between these two sensors?

A: The P158-500A-C2C is obsolete, while the P528-500-A-C2C is an active product. The substitute part also features an extended operating temperature range (-40°C to 125°C versus -30°C to 100°C).

Q: Are there any compatibility concerns with the connector termination?

A: Both sensors use identical connector termination style. No connector or wiring modifications are necessary for substitution.

Q: Do both sensors meet the same compliance standards?

A: Yes. Both the P158-500A-C2C and P528-500-A-C2C are RoHS compliant with identical moisture sensitivity level ratings (MSL 1 - Unlimited).

Q: What is the accuracy specification for the substitute part?

A: The P528-500-A-C2C maintains ±2% accuracy, identical to the original P158-500A-C2C.

Q: Is the port size identical between both sensors?

A: Yes. Both sensors feature a female 1/4" (6.35 mm) NPT threaded port, enabling direct mechanical installation compatibility.

Q: What is the maximum pressure rating for the substitute sensor?

A: The P528-500-A-C2C has a maximum pressure rating of 1000 PSI (6894.76 kPa), identical to the P158-500A-C2C.

Q: Does the substitute part include temperature compensation?

A: Yes. The P528-500-A-C2C includes both amplified output and temperature compensation features, matching the original sensor specifications.

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