Equivalent & Substitute Parts for Honeywell 91MCE1-P1

Part Overview

The Honeywell 91MCE1-P1 is a snap action DPST switch rated for 6A at 120V AC with chassis mount configuration and IP67 ingress protection. This component is classified as obsolete, necessitating identification of active equivalent parts to maintain system functionality and ensure continued availability for new designs and field replacements.

Key Parameters

Parameter	Value
Manufacturer Part Number	91MCE1-P1
Manufacturer	Honeywell Sensing and Productivity Solutions
Circuit Configuration	DPST-NO/NC
Current Rating (AC)	6A
Current Rating (DC)	550mA
Voltage Rating (AC)	120V
Voltage Rating (DC)	125V
Actuator Type	Round (Pin Plunger)
Mounting Type	Chassis Mount
Termination Style	Cable Leads
Ingress Protection	IP67
Operating Temperature Range	-25°C to 85°C
Electrical Life	500,000 Cycles
Mechanical Life	5,000,000 Cycles
RoHS Status	RoHS Compliant
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution eligibility for the 91MCE1-P1 is determined by strict equivalence across the following critical parameters:

Electrical Compatibility Requirements:

Circuit configuration: DPST-NO/NC
Current rating: 6A (AC) and 550mA (DC)
Voltage rating: 120V (AC) and 125V (DC)
Switch function: On-Mom, Off-Mom

Mechanical Compatibility Requirements:

Actuator type: Round (Pin Plunger)
Mounting type: Chassis Mount
Termination style: Cable Leads
Ingress protection: IP67

Regulatory & Compliance Requirements:

RoHS Compliant status
ECCN classification: EAR99

The NGCMA10AX01B meets all specified electrical, mechanical, and regulatory parameters, establishing it as a direct functional equivalent. The primary distinction is product status: NGCMA10AX01B is active, whereas 91MCE1-P1 is obsolete.

Parameter Comparison

Parameter	91MCE1-P1	NGCMA10AX01B	Match Status
Circuit Configuration	DPST-NO/NC	DPST-NO/NC	Equivalent
Switch Function	On-Mom, Off-Mom	On-Mom, Off-Mom	Equivalent
Current Rating (AC)	6A	6A	Equivalent
Current Rating (DC)	550mA	550mA	Equivalent
Voltage Rating (AC)	120V	120V	Equivalent
Voltage Rating (DC)	125V	125V	Equivalent
Actuator Type	Round (Pin Plunger)	Round (Pin Plunger)	Equivalent
Mounting Type	Chassis Mount	Chassis Mount	Equivalent
Termination Style	Cable Leads	Cable Leads	Equivalent
Ingress Protection	IP67	IP67	Equivalent
Operating Force	1122gf	1122gf	Equivalent
Electrical Life	500,000 Cycles	500,000 Cycles	Equivalent
Mechanical Life	5,000,000 Cycles	5,000,000 Cycles	Equivalent
Operating Temperature Range	-25°C to 85°C	-25°C to 75°C	NGCMA10AX01B has narrower range
RoHS Status	RoHS Compliant	RoHS Compliant	Equivalent
Product Status	Obsolete	Active	Substitute is active

Engineering Selection Recommendations

Primary Substitute: NGCMA10AX01B

The NGCMA10AX01B is the qualified equivalent for the obsolete 91MCE1-P1. Both components are manufactured by Honeywell Sensing and Productivity Solutions and share identical electrical ratings, circuit configuration, mechanical interface, and regulatory compliance status.

Selection Basis:

Electrical Equivalence: Identical current and voltage ratings across AC and DC specifications ensure direct functional replacement in existing circuit designs.
Mechanical Compatibility: Matching actuator type, mounting configuration, and termination style enable direct installation without mechanical redesign.
Regulatory Compliance: Both parts maintain RoHS Compliant status and EAR99 ECCN classification, satisfying procurement and export requirements.
Operational Continuity: Identical electrical and mechanical life ratings (500,000 and 5,000,000 cycles respectively) ensure equivalent reliability performance.

Temperature Range Consideration: The NGCMA10AX01B operates within -25°C to 75°C, compared to the 91MCE1-P1 range of -25°C to 85°C. Applications requiring operation above 75°C require thermal performance verification.

Availability: NGCMA10AX01B is actively manufactured and stocked, providing supply chain continuity for new designs and field service applications.

Frequently Asked Questions (FAQ)

Q: Can NGCMA10AX01B directly replace 91MCE1-P1 in existing assemblies?

A: Yes. The NGCMA10AX01B provides direct functional and mechanical replacement. Both components share identical electrical specifications, circuit configuration, actuator type, mounting interface, and termination style. No circuit redesign or mechanical modification is required.

Q: What is the significance of the product status difference?

A: The 91MCE1-P1 is classified as obsolete, indicating Honeywell has discontinued manufacturing and will not guarantee future availability. The NGCMA10AX01B is active, ensuring continued supply for new production and field replacements.

Q: Are there any operational differences between these parts?

A: The primary operational difference is the maximum operating temperature. The 91MCE1-P1 operates to 85°C, while NGCMA10AX01B operates to 75°C. For applications operating above 75°C, thermal performance must be evaluated against specific system requirements.

Q: Do both parts meet the same regulatory requirements?

A: Yes. Both the 91MCE1-P1 and NGCMA10AX01B are RoHS Compliant and classified as EAR99 for export control purposes.

Q: What packaging differences exist between these parts?

A: The 91MCE1-P1 is supplied with standard packaging, while NGCMA10AX01B is supplied in bulk packaging. This distinction affects procurement and inventory management but does not impact component functionality or performance.

Q: Are the mechanical life and electrical life ratings identical?

A: Yes. Both components are rated for 5,000,000 mechanical cycles and 500,000 electrical cycles, providing equivalent reliability and service life expectations.

Q: Can NGCMA10AX01B be used in new designs?

A: Yes. NGCMA10AX01B is the recommended component for new designs requiring DPST snap action switch functionality with 6A/120V AC rating and IP67 ingress protection. Its active product status ensures long-term supply availability.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message