Phoenix Contact 3211029 Terminal Block - Equivalent & Substitute Parts

Part Overview

The Phoenix Contact 3211029 is a 4-position feed-through terminal block connector designed for wire gauges 12-26 AWG with push-in spring termination. This component is classified as obsolete, making identification of suitable substitutes necessary for ongoing system maintenance and new designs. The part operates at 17.5 A (IEC) and 500V (IEC), with polyamide insulation rated UL94 V-0 and full RoHS compliance.

Substiute Parts

3211029

Phoenix ContactIn Stock: 10623211029 Datasheet

Current PartRFQ

3209581

Phoenix ContactIn Stock: 26613209581 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the Phoenix Contact 3211029 is based on the following critical parameters that must be maintained or exceeded:

• Mechanical compatibility: 4 positions, 1 level, 5.2mm terminal width, feed-through configuration
• Electrical performance: Current and voltage ratings must meet or exceed IEC specifications (17.5 A, 500V minimum)
• Termination method: Push-in spring termination for consistent wire connection
• Wire gauge acceptance: Support for 12-26 AWG range
• Material and safety: Polyamide insulation with UL94 V-0 flammability rating
• Regulatory compliance: RoHS compliance required

The substitute part 3209581 maintains all mechanical and functional parameters while providing enhanced electrical ratings and expanded wire gauge acceptance, making it a direct functional replacement within the CLIPLINE PT series.

Parameter Comparison

Engineering Selection Recommendations

The Phoenix Contact 3209581 is the designated manufacturer substitute for the obsolete 3211029. Selection of this substitute is supported by the following factors:

• Active product status: The 3209581 is an active product with current manufacturing support, ensuring long-term availability and supply chain continuity.
• Enhanced electrical performance: The substitute provides higher current (24 A IEC vs. 17.5 A) and voltage (800V IEC vs. 500V) ratings, accommodating applications with equal or greater electrical demands.
• Expanded wire gauge capacity: Support for wire gauges up to 4mm² (versus 2.5mm² maximum for the original part) provides flexibility for higher cross-section conductors.
• Maintained mechanical interface: Identical position count, terminal width, and feed-through configuration ensure direct physical compatibility.
• Regulatory compliance: Both RoHS and UL94 V-0 certifications are maintained, with the substitute meeting ROHS3 requirements.
• Consistent termination method: Push-in spring termination is preserved, requiring no changes to installation procedures.

Frequently Asked Questions (FAQ)

Q: Can the 3209581 be used as a direct replacement for the 3211029 in existing designs?

A: Yes. The 3209581 maintains identical mechanical dimensions, position count, terminal width, and termination method. The enhanced electrical ratings and expanded wire gauge range make it suitable for applications originally designed for the 3211029.

Q: What is the significance of the wire gauge range expansion from 2.5mm² to 4mm²?

A: The substitute accepts larger conductor cross-sections, allowing use with thicker wires in applications requiring higher current capacity. Existing installations using 12-26 AWG conductors remain fully compatible.

Q: Are there differences in packaging between these parts?

A: Yes. The 3211029 is supplied in bulk packaging, while the 3209581 is supplied in box packaging. This does not affect electrical or mechanical performance; it reflects current manufacturing and distribution practices for the active product.

Q: Does the substitute provide UL certification?

A: The 3209581 includes UL ratings (20 A, 600V) in addition to IEC ratings. The original 3211029 does not specify UL ratings. Both parts maintain UL94 V-0 flammability certification.

Q: Is the stripping length specification relevant for substitution?

A: The 3209581 specifies a 10mm stripping length, while the 3211029 does not provide this specification. This parameter relates to wire preparation and does not affect compatibility; standard push-in terminal block installation practices apply to both parts.