E33-00AX Snap Action Switch SPDT Equivalent & Substitute Parts

Part Overview

The ZF Electronics E33-00AX is an obsolete snap action switch with SPDT (Single Pole Double Throw) circuit configuration, rated for 10A AC at 125V and 6A DC at 30V. This chassis-mounted switch features a round pin plunger actuator with quick connect 0.187" termination and is designed for on-momentary switching applications across an operating temperature range of -40°C to 85°C.

Due to its obsolete product status, equivalent and substitute parts from active manufacturers are necessary for new designs, production continuity, and long-term component availability. The following alternatives maintain functional compatibility within specified electrical and mechanical parameters.

Key Parameters

Parameter	E33-00AX (ZF Electronics)
Circuit Configuration	SPDT
Switch Function	On-Momentary
Current Rating (AC)	10A @ 125V
Current Rating (DC)	6A @ 30V
Actuator Type	Round (Pin Plunger)
Mounting Type	Chassis Mount
Termination Style	Quick Connect - 0.187" (4.7mm)
Operating Position	0.579" (14.7mm)
Operating Temperature	-40°C ~ 85°C
RoHS Status	ROHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the E33-00AX is determined by the following critical parameters:

Circuit Configuration: Must be SPDT
Switch Function: Must be On-Momentary
Actuator Type: Round pin plunger preferred for direct mechanical compatibility
Mounting Type: Chassis mount required
Termination Style: Quick connect 0.187" (4.7mm) for direct pin compatibility
Operating Position: 0.579" (14.7mm) nominal travel distance
Electrical Ratings: Current and voltage ratings must meet or exceed application requirements
Operating Temperature Range: Must encompass -40°C to 85°C minimum
Compliance: RoHS and REACH compliance maintained

Substitute parts are grouped into two categories:

Category A - Direct Mechanical Substitutes (Round Pin Plunger, 0.187" Termination): Crouzet V3D series (83261041, 83262041, 83263041, 83265041, 83268041) and Honeywell V7 series (V7-2B17E9, V7-1C17D8) maintain identical actuator geometry and termination specifications.

Category B - Functional Equivalents (Alternative Actuator Types): Honeywell V15 series (V15T16-EZ200A01-K, V15T16-EZ200A05-K, V15T22-CZ200-K) provide SPDT functionality with lever actuators and alternative termination options, suitable for applications where actuator type flexibility is acceptable.

Parameter Comparison

Part Number	Manufacturer	Circuit	Current (AC)	Voltage (AC)	Actuator Type	Termination	Operating Position	Temp Range	Status	RoHS
E33-00AX	ZF Electronics	SPDT	10A	125V	Round (Pin Plunger)	0.187" QC	0.579"	-40°C ~ 85°C	Obsolete	ROHS3
83261041	Crouzet	SPDT	16A	250V	Round (Pin Plunger)	0.187" QC	0.579"	-20°C ~ 125°C	Active	RoHS
83262041	Crouzet	SPDT	20A	250V	Round (Pin Plunger)	0.187" QC	0.579"	-20°C ~ 125°C	Active	RoHS
83263041	Crouzet	SPDT	16A	250V	Round (Pin Plunger)	0.187" QC	0.579"	-20°C ~ 125°C	Active	RoHS
83265041	Crouzet	SPDT	5A	250V	Round (Pin Plunger)	0.187" QC	0.579"	-20°C ~ 125°C	Active	RoHS
83268041	Crouzet	SPDT	50mA	24V	Round (Pin Plunger)	0.187" QC	0.579"	-20°C ~ 150°C	Active	RoHS
V7-2B17E9	Honeywell	SPDT	11A	125V	Round (Pin Plunger)	0.250" QC	0.579"	-40°C ~ 85°C	Active	RoHS
V7-1C17D8	Honeywell	SPDT	15A	125V	Round (Pin Plunger)	0.187" QC	0.579"	-40°C ~ 85°C	Active	RoHS
V15T16-EZ200A01-K	Honeywell	SPDT	16A	250V	Lever, Straight	0.187" QC	0.602"	-25°C ~ 125°C	Active	RoHS
V15T16-EZ200A05-K	Honeywell	SPDT	16A	250V	Lever, Roller	0.187" QC	0.812"	-25°C ~ 125°C	Active	RoHS
V15T22-CZ200-K	Honeywell	SPDT	22A	250V	Round (Pin Plunger)	0.250" QC	0.579"	-25°C ~ 125°C	Active	RoHS

Engineering Selection Recommendations

For Direct Pin-Compatible Replacement (No PCB Modification Required):

The Honeywell V7-1C17D8 provides the closest functional match to the E33-00AX. It maintains identical actuator geometry (round pin plunger), termination style (0.187" quick connect), operating position (0.579"), and temperature range (-40°C to 85°C). Current rating of 15A AC at 125V exceeds the original 10A specification. This part is active, RoHS compliant, and carries REACH unaffected status.

For Higher Voltage/Current Applications:

The Crouzet V3D series (83261041, 83262041, 83263041) offers 16A to 20A AC ratings at 250V with identical mechanical interfaces. These parts maintain round pin plunger actuators and 0.187" termination. All are active products with RoHS compliance and 1,000,000 cycle mechanical life ratings.

For Low-Voltage/Low-Current Applications:

The Crouzet 83268041 is rated for 50mA AC/DC at 24V with identical mechanical form factor and extended temperature range (-20°C to 150°C). This part suits low-power control circuits while maintaining full mechanical compatibility.

For Alternative Actuator Configurations:

The Honeywell V15 series provides lever actuators (straight or roller) as alternatives to pin plungers. These parts maintain SPDT functionality and 0.187" termination but feature different operating positions and higher current ratings (16A to 22A at 250V). Lever actuators may require mechanical redesign of the actuator interface.

All recommended substitutes maintain RoHS compliance and MSL 1 (unlimited) moisture sensitivity ratings, ensuring compatibility with standard manufacturing and storage conditions.

Frequently Asked Questions (FAQ)

Q: Can the E33-00AX be directly replaced with the Honeywell V7-1C17D8?

A: Yes. The V7-1C17D8 maintains identical mechanical interfaces (round pin plunger, 0.187" quick connect termination, 0.579" operating position) and operating temperature range (-40°C to 85°C). The 15A AC rating at 125V exceeds the original 10A specification. No PCB or mechanical modifications are required.

Q: What is the difference between the Crouzet 83261041 and 83262041?

A: Both are Crouzet V3D series switches with identical mechanical specifications and 0.187" termination. The primary difference is current rating: 83261041 is rated for 16A AC at 250V, while 83262041 is rated for 20A AC at 250V. Selection depends on application current requirements.

Q: Why do some substitutes have different termination sizes (0.187" vs 0.250")?

A: Termination size affects the quick connect pin diameter. The E33-00AX uses 0.187" (4.7mm) termination. Parts with 0.250" (6.3mm) termination, such as V7-2B17E9 and V15T22-CZ200-K, require different connector receptacles and cannot be directly substituted without connector modification.

Q: Can the Honeywell V15 series with lever actuators replace the E33-00AX?

A: The V15 series provides functional SPDT equivalence and maintains 0.187" termination compatibility. However, lever actuators (straight or roller) have different mechanical interfaces and operating positions compared to the round pin plunger design. Mechanical redesign of the actuator mounting may be necessary.

Q: Are all substitute parts RoHS compliant?

A: Yes. All listed substitute parts carry RoHS compliance certification. The E33-00AX is ROHS3 compliant, and all active substitutes maintain RoHS compliance, ensuring compatibility with current manufacturing standards and environmental regulations.

Q: What is the operating temperature limitation for substitutes?

A: The E33-00AX operates from -40°C to 85°C. Most Crouzet V3D substitutes operate from -20°C to 125°C, which covers the original range. Honeywell V7 and V15 series operate from -25°C to 125°C or -40°C to 85°C (V7 series), all encompassing the original specification.

Q: Can the Crouzet 83268041 (50mA at 24V) replace the E33-00AX in high-current applications?

A: No. The 83268041 is rated for 50mA AC/DC at 24V and is designed for low-power control circuits. It cannot handle the 10A AC at 125V requirement of the original E33-00AX. This part is suitable only for applications with significantly lower current and voltage demands.

Q: What is the mechanical life difference between the E33-00AX and substitutes?

A: The E33-00AX does not specify mechanical life. Crouzet V3D substitutes provide 1,000,000 cycle mechanical life. Honeywell V7 series provides 10,000,000 cycle mechanical life. Honeywell V15 series provides 5,000,000 cycle mechanical life. Higher mechanical life ratings indicate greater durability for high-cycle applications.

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