Phoenix Contact 5437664 Terminal Block Plug - Equivalent & Substitute Parts

Part Overview

The Phoenix Contact 5437664 is a 12-position terminal block plug with female sockets, 4.6mm pitch, designed for 90° free-hanging in-line applications. This component features screw termination, rated for 8A at 320V (IEC) and 300V (UL), and accommodates wire gauges from 14-30 AWG (0.2-1.5mm²). The part is classified as obsolete, making identification of active equivalent models essential for ongoing procurement and system maintenance.

Key Parameters

Parameter	Value
Number of Positions	12
Pitch	0.138" (4.60mm)
Type	Plug, Female Sockets
Plug Wire Entry	90°
Mounting Type	Free Hanging (In-Line)
Current Rating (IEC)	8A
Voltage Rating (IEC)	320V
Wire Gauge Range	14-30 AWG (0.2-1.5mm²)
Termination Style	Screw
Material Flammability	UL94 V-0
RoHS Status	RoHS Compliant

Substitute Part Grouping Explanation

The Phoenix Contact 1863408 qualifies as a direct substitute for the 5437664 based on the following critical parameters:

Electrical Compatibility: Both parts maintain identical current (8A IEC) and voltage (320V IEC) ratings
Physical Configuration: Both feature 12 positions at 4.6mm pitch with 90° wire entry and free-hanging in-line mounting
Connector Type: Both are plug configurations with female sockets
Wire Gauge Acceptance: The 1863408 accepts 14-30 AWG (0.14-1.5mm²), which encompasses the original specification range
Mechanical Interface: Identical screw termination with M2 screw size and comparable torque specifications (0.2-0.25 Nm vs. 0.22-0.25 Nm)
Compliance: Both meet UL94 V-0 flammability requirements and RoHS standards

The primary distinction is that the 1863408 is an active product from the COMBICON MCVR series with enhanced termination technology (Rising Cage Clamp) and includes a mating flange feature, while the 5437664 represents an obsolete BCVP series design.

Parameter Comparison

Parameter	5437664 (Main Part)	1863408 (Substitute)
Manufacturer	Phoenix Contact	Phoenix Contact
Number of Positions	12	12
Pitch	0.138" (4.60mm)	0.138" (4.60mm)
Type	Plug, Female Sockets	Plug, Female Sockets
Plug Wire Entry	90°	90°
Mounting Type	Free Hanging (In-Line)	Free Hanging (In-Line)
Current - IEC	8A	8A
Voltage - IEC	320V	320V
Current - UL	8A	8A
Voltage - UL	300V	300V
Wire Gauge - AWG	14-30 AWG	14-30 AWG
Wire Gauge - mm²	0.2-1.5mm²	0.14-1.5mm²
Termination Style	Screw	Screw - Rising Cage Clamp
Screw Size	M2	M2
Torque - Screw	0.2-0.25 Nm (1.7-2.2 Lb-In)	0.22-0.25 Nm (1.9-2.2 Lb-In)
Wire Strip Length	7mm	7mm
Insulation Height	0.752" (19.10mm)	0.752" (19.10mm)
Material Flammability Rating	UL94 V-0	UL94 V-0
RoHS Status	RoHS Compliant	ROHS3 Compliant
Product Status	Obsolete	Active

Engineering Selection Recommendations

The Phoenix Contact 1863408 is the appropriate substitute for the obsolete 5437664. Both components satisfy identical electrical and mechanical requirements for 12-position, 4.6mm pitch terminal block plug applications. The 1863408 maintains full compatibility with existing connector interfaces while offering the advantage of active product status, ensuring long-term availability and supply chain continuity.

The 1863408 incorporates Rising Cage Clamp termination technology and a mating flange, representing a design evolution within the Phoenix Contact terminal block portfolio. These enhancements do not compromise backward compatibility with applications designed for the 5437664.

Both parts comply with RoHS directives and UL94 V-0 flammability standards. The 1863408 carries ROHS3 certification, reflecting current regulatory compliance frameworks.

Frequently Asked Questions (FAQ)

Q: Can the 1863408 directly replace the 5437664 in existing applications?

A: Yes. Both components share identical electrical ratings (8A at 320V IEC), physical configuration (12 positions at 4.6mm pitch), wire entry angle (90°), and mounting type (free-hanging in-line). The connector interface and screw termination specifications are compatible.

Q: What is the difference between screw termination and Rising Cage Clamp termination?

A: Both are screw-based termination methods. Rising Cage Clamp is an enhanced design that provides improved wire retention and contact pressure consistency. This represents a technical advancement but does not affect electrical or mechanical compatibility with the original specification.

Q: Does the mating flange on the 1863408 affect compatibility?

A: The mating flange is an additional feature that enhances connector alignment and stability. It does not prevent the 1863408 from functioning in applications designed for the 5437664. Physical space constraints should be evaluated in the specific installation environment.

Q: Are there wire gauge differences between these parts?

A: The 1863408 accepts wire gauges from 0.14-1.5mm², while the 5437664 specifies 0.2-1.5mm². The 1863408 provides expanded compatibility for smaller gauge conductors while maintaining the upper limit. Both accommodate the standard 14-30 AWG range.

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

A: The 5437664 is classified as obsolete, indicating discontinued manufacturing. The 1863408 is an active product with ongoing production and supply availability. For new designs or long-term procurement, the 1863408 is the recommended selection.

Q: Are both parts RoHS compliant?

A: Yes. The 5437664 is RoHS Compliant, and the 1863408 is ROHS3 Compliant, reflecting current regulatory standards. Both meet environmental and hazardous substance restrictions.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message