Phoenix Contact 3029664 Terminal Block - Equivalent & Substitute Parts

Part Overview

The Phoenix Contact 3029664 is a 4-position terminal block from the CLIPLINE MZDB series, designed for direct mount applications with push-in spring termination. This component features a 10.4mm terminal width and supports wire gauges from 14-26 AWG (0.14-2.5mm²). The part is classified as obsolete, making identification of suitable substitute components essential for ongoing system maintenance and new design implementations.

Key Parameters

Parameter	Value
Manufacturer Part Number	3029664
Manufacturer	Phoenix Contact
Category	Terminal Blocks
Series	CLIPLINE MZDB
Type	Middle
Number of Positions	4
Terminal Width	10.4mm
Termination Style	Push In, Spring
Current Rating (IEC)	17.5 A
Voltage Rating (IEC)	800 V
Wire Gauge Range	14-26 AWG (0.14-2.5mm²)
Housing Color	Blue
Product Status	Obsolete
RoHS Status	RoHS Compliant

Substitute Part Grouping Explanation

Substitution eligibility for terminal block components is determined by strict alignment of electrical and mechanical parameters. The primary criteria for the 3029664 are:

Electrical compatibility: Voltage and current ratings must meet or exceed the original specification
Mechanical compatibility: Terminal width (10.4mm), mounting type (direct mount), and position count (4) must be identical
Termination method: Push-in spring termination must be maintained
Physical dimensions: Length and height must match the original footprint
Material and flammability: Polyamide insulation with UL94 V-0 rating

The Phoenix Contact 3244258 qualifies as a substitute based on these criteria. Both components share identical mechanical dimensions, mounting configuration, and termination methodology. The 3244258 provides enhanced electrical performance (24 A IEC / 20 A UL versus 17.5 A IEC / 15 A UL) and expanded wire gauge compatibility (12-28 AWG versus 14-26 AWG), while maintaining the same voltage ratings and physical form factor.

Parameter Comparison

Parameter	3029664 (Original)	3244258 (Substitute)
Manufacturer	Phoenix Contact	Phoenix Contact
Series	CLIPLINE MZDB	CLIPLINE ST
Type	Middle	Middle
Number of Positions	4	4
Terminal Width	10.4mm	10.4mm
Termination Style	Push In, Spring	Push In, Spring
Current Rating (IEC)	17.5 A	24 A
Voltage Rating (IEC)	800 V	800 V
Current Rating (UL)	15 A	20 A
Voltage Rating (UL)	600 V	600 V
Wire Gauge Range (AWG)	14-26 AWG	12-28 AWG
Wire Gauge Range (mm²)	0.14-2.5mm²	0.08-4mm²
Length	1.260" (32.00mm)	1.260" (32.00mm)
Height (Max)	0.866" (22.00mm)	0.866" (22.00mm)
Material - Insulation	Polyamide (PA), Nylon	Polyamide (PA), Nylon
Material Flammability Rating	UL94 V-0	UL94 V-0
Stripping Length	9mm	8mm
RoHS Status	RoHS Compliant	ROHS3 Compliant
Product Status	Obsolete	Last Time Buy

Engineering Selection Recommendations

The Phoenix Contact 3244258 is a direct substitute for the 3029664 in applications requiring 4-position, 10.4mm terminal block configurations with push-in spring termination. The substitute maintains full mechanical and electrical compatibility while providing superior current handling capacity and expanded wire gauge acceptance.

From a compliance perspective, both components meet UL94 V-0 flammability requirements and maintain identical voltage ratings across IEC and UL standards. The 3244258 carries ROHS3 compliance status, representing current regulatory alignment, whereas the original 3029664 holds RoHS compliance. Both components are classified as moisture sensitivity level 1 (unlimited).

The 3244258 is currently available as a Last Time Buy component, indicating limited future availability. For new designs or long-term production requirements, this substitution should be evaluated within the context of component lifecycle planning.

Frequently Asked Questions (FAQ)

Q: Can the 3244258 be used as a direct replacement for the 3029664 in existing assemblies?

A: Yes. Both components share identical mechanical dimensions (32.00mm length, 22.00mm maximum height), mounting type (direct mount), and termination methodology (push-in spring). The 3244258 provides equal or superior electrical performance across all ratings.

Q: What are the key differences between these two components?

A: The primary differences are current capacity (3244258 provides 24 A IEC / 20 A UL versus 3029664's 17.5 A IEC / 15 A UL), wire gauge range (3244258 accepts 12-28 AWG versus 3029664's 14-26 AWG), and series designation (CLIPLINE ST versus CLIPLINE MZDB). Voltage ratings and physical form factor remain identical.

Q: Are there any wire gauge compatibility considerations when substituting?

A: The 3244258 accepts a broader wire gauge range (12-28 AWG / 0.08-4mm²) compared to the 3029664 (14-26 AWG / 0.14-2.5mm²). Existing wire gauges within the original specification will function without modification. The stripping length differs slightly (8mm for 3244258 versus 9mm for 3029664); verify tooling compatibility if automated stripping is employed.

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

A: The 3029664 is classified as obsolete, indicating discontinued production. The 3244258 is designated Last Time Buy, meaning limited inventory remains available before discontinuation. For applications requiring long-term component availability, alternative sourcing strategies should be evaluated.

Q: Do both components meet current regulatory requirements?

A: Both components comply with flammability standards (UL94 V-0) and RoHS directives. The 3244258 carries ROHS3 compliance, representing alignment with current regulatory frameworks. Both maintain moisture sensitivity level 1 (unlimited), indicating no special storage or handling requirements.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message