E11509 Equivalent & Substitute Parts

Part Overview

The E11509 is a 4-position circular connector plug with female sockets manufactured by ifm efector, inc. This connector features screw termination, M12-4 shell size, and is rated for 4A at 45VAC/70VDC. The product is classified as obsolete, necessitating identification of active equivalent components to maintain system compatibility and ensure continued availability for replacement and new installations.

Key Parameters

Parameter	Value
Connector Type	Plug, Female Sockets
Number of Positions	4
Shell Size - Insert	M12-4
Termination	Screw
Fastening Type	Threaded
Orientation	Keyed
Shell Material	Brass
Shell Finish	Nickel
Contact Finish - Mating	Gold
Ingress Protection	IP68
Current Rating	4A
Mounting Type	Free Hanging (In-Line), Right Angle
Shielding	Unshielded

Substitute Part Grouping Explanation

The EVC811 qualifies as a direct substitute for the E11509 based on the following critical parameters:

Matching Core Parameters:

Connector type: Plug, Female Sockets
Number of positions: 4
Shell size: M12-4
Termination method: Screw
Fastening type: Threaded
Orientation: Keyed
Shell material and finish: Brass with Nickel plating
Contact finish: Gold
Current rating: 4A
Mounting configuration: Free Hanging (In-Line), Right Angle
Shielding: Unshielded

The EVC811 maintains electrical and mechanical compatibility with the E11509 while offering enhanced specifications and active product status. Both connectors are manufactured by ifm efector, inc., ensuring design consistency and interchangeability in M12-4 circular connector applications.

Parameter Comparison

Parameter	E11509 (Main Part)	EVC811 (Substitute)
Manufacturer	ifm efector, inc.	ifm efector, inc.
Product Status	Obsolete	Active
Connector Type	Plug, Female Sockets	Plug, Female Sockets
Number of Positions	4	4
Shell Size - Insert	M12-4	M12-4
Termination	Screw	Screw
Fastening Type	Threaded	Threaded
Orientation	Keyed	Keyed
Shell Material	Brass	Brass
Shell Finish	Nickel	Nickel
Contact Finish - Mating	Gold	Gold
Current Rating (Amps)	4A	4A
Voltage Rating	45VAC, 70VDC	250VAC, 300VDC
Ingress Protection	IP68	IP65/IP67/IP68/IP69K
Operating Temperature	-25°C ~ 85°C	-25°C ~ 90°C
Cable Opening	0.157" ~ 0.236" (4.00mm ~ 6.00mm)	0.138" ~ 0.236" (3.50mm ~ 6.00mm)
Mounting Type	Free Hanging (In-Line), Right Angle	Free Hanging (In-Line), Right Angle
Shielding	Unshielded	Unshielded
Features	Backshell, Coupling Nut	Backshell, Coupling Nut
Backshell Material	Polyamide (PA), Nylon	Polyamide (PA66), Nylon 6/6
ECCN	EAR99	EAR99
HTSUS	8536.69.4020	8536.69.4020

Engineering Selection Recommendations

The EVC811 is the direct equivalent substitute for the obsolete E11509. Selection of the EVC811 is based on the following engineering criteria:

Product Status: The E11509 is classified as obsolete, making the active EVC811 the appropriate replacement for ongoing procurement and system maintenance.

Electrical Compatibility: Both connectors maintain identical current ratings (4A) and connector geometry (M12-4, 4-position). The EVC811 provides enhanced voltage ratings (250VAC/300VDC versus 45VAC/70VDC), ensuring compatibility with the E11509 in all applications where the original part was specified.

Mechanical Compatibility: Identical shell materials, finishes, termination methods, and mounting configurations ensure direct mechanical interchangeability without modification to existing installations or cable assemblies.

Regulatory Compliance: Both parts share identical ECCN (EAR99) and HTSUS (8536.69.4020) classifications, confirming equivalent export control and tariff treatment.

Environmental Performance: The EVC811 offers expanded ingress protection ratings (IP65/IP67/IP68/IP69K) and extended operating temperature range (-25°C to 90°C), providing enhanced environmental performance over the original E11509 specification.

Frequently Asked Questions (FAQ)

Q: Can the EVC811 be used as a direct replacement for the E11509 in existing installations?

A: Yes. The EVC811 maintains identical connector type, pin count, shell size, termination method, and mounting configuration as the E11509. No modifications to cable assemblies or mating connectors are required.

Q: What are the key differences between the E11509 and EVC811?

A: The primary differences are product status (obsolete versus active), voltage rating (45VAC/70VDC versus 250VAC/300VDC), ingress protection rating (IP68 versus IP65/IP67/IP68/IP69K), operating temperature range (-25°C to 85°C versus -25°C to 90°C), and backshell material specification (PA versus PA66). All differences represent enhancements or expanded capabilities in the EVC811.

Q: Are there any cable opening compatibility concerns when substituting the EVC811 for the E11509?

A: The cable opening ranges differ slightly. The E11509 accepts 4.00mm to 6.00mm cable diameters, while the EVC811 accepts 3.50mm to 6.00mm. The EVC811 accommodates a wider range of smaller cable diameters. Existing cables within the 4.00mm to 6.00mm range are compatible with both connectors.

Q: Do both connectors share the same regulatory classifications?

A: Yes. Both the E11509 and EVC811 carry identical ECCN (EAR99) and HTSUS (8536.69.4020) classifications, confirming equivalent regulatory treatment for export control and tariff purposes.

Q: What is the current availability status of these parts?

A: The E11509 is obsolete with 993 pieces in stock. The EVC811 is active with 782 pieces in stock. For new designs and ongoing procurement, the EVC811 is the recommended selection.

Q: Are the backshell materials functionally equivalent?

A: Both backshell materials are polyamide-based nylon compounds. The E11509 uses PA (polyamide) while the EVC811 uses PA66 (polyamide 6/6). PA66 offers enhanced mechanical and thermal properties, representing an improvement over the original specification.

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