Phoenix Contact 3244290 Terminal Block - Equivalent & Substitute Parts

Part Overview

The Phoenix Contact 3244290 is a 4-position terminal block from the CLIPLINE MSDB series, designed for direct mount applications with spring cage termination. This component features a 10.4mm terminal width, yellow polyamide housing, and supports wire gauges from 12-28 AWG (0.08-4mm²). The part is rated for 30A at 800V (IEC) and 20A at 600V (UL), with UL94 V-0 flammability rating and RoHS compliance.

This part carries a Last Time Buy status, indicating discontinued production. Identifying equivalent substitute parts is necessary to ensure continued availability and supply chain continuity for new designs or replacement applications.

Substiute Parts

3244290

Phoenix ContactIn Stock: 7983244290 Datasheet

Current PartRFQ

1429434

Phoenix ContactIn Stock: 9761429434 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the Phoenix Contact 3244290 is determined by the following critical parameters:

Primary Compatibility Criteria:

• Number of positions: 4
• Mounting type: Direct Mount
• Housing color: Yellow
• Insulation material: Polyamide (PA), Nylon
• Flammability rating: UL94 V-0
• Terminal width tolerance: ±0.1mm acceptable (10.4mm nominal)
• Termination style: Spring-based mechanisms (Spring Cage or Push In/Spring hybrid)

Electrical Performance Criteria:

• Minimum IEC voltage rating: 800V
• Minimum IEC current rating: 24A (acceptable reduction from 30A)
• Minimum UL voltage rating: 600V
• Minimum UL current rating: 20A
• Wire gauge compatibility: Overlap within 12-26 AWG range

The Phoenix Contact 1429434 qualifies as a substitute based on these parameters. While it represents a different series (CLIPLINE MPTD) with Active product status, it maintains functional equivalence through matching position count, mounting configuration, housing specifications, and electrical performance within acceptable ranges.

Parameter Comparison

Engineering Selection Recommendations

For Direct Substitution (3244290 → 1429434):

The Phoenix Contact 1429434 is suitable as a substitute when the application meets all of the following conditions:

• Wire gauge requirement does not exceed 26 AWG or 4mm²
• Wire gauge requirement does not fall below 0.14mm²
• IEC current requirement does not exceed 24A
• UL voltage requirement does not exceed 800V
• Direct mount configuration is required
• 4-position, single-level terminal block is required
• Yellow housing and polyamide insulation are specified

Product Status Consideration:

The 3244290 carries Last Time Buy status, indicating end-of-life production. The 1429434 maintains Active status with 959 units in stock, providing superior long-term supply chain reliability. For new designs or applications without legacy constraints, the 1429434 is the recommended selection.

Compliance and Certification:

Both parts maintain UL94 V-0 flammability rating and RoHS compliance, ensuring equivalent safety and environmental standards.

Frequently Asked Questions (FAQ)

Q: Can the 1429434 replace the 3244290 in all applications?

A: No. The 1429434 has a reduced wire gauge range (12-26 AWG vs. 12-28 AWG) and lower IEC current rating (24A vs. 30A). Substitution is valid only when the application operates within these reduced specifications.

Q: What is the significance of the terminal width difference (10.4mm vs. 10.3mm)?

A: The 0.1mm difference is within standard manufacturing tolerance for terminal block pitch specifications. Both parts are mechanically compatible with standard 10.4mm pitch DIN rail mounting systems.

Q: Does the 1429434 offer any advantages over the 3244290?

A: Yes. The 1429434 features Push In/Spring hybrid termination (vs. Spring Cage only), providing enhanced wire insertion flexibility. Additionally, it carries Active product status with higher stock availability and superior long-term supply assurance.

Q: Are there wire gauge limitations when using the 1429434?

A: Yes. The 1429434 does not support 28 AWG or wire gauges below 0.14mm². Applications requiring these specifications must use the original 3244290 or identify alternative substitutes.

Q: What is the impact of the IEC current rating reduction from 30A to 24A?

A: The 1429434 is suitable for applications with IEC current requirements up to 24A. Applications requiring 25-30A must use the original 3244290 or alternative parts with higher current ratings.

Q: Are both parts RoHS compliant?

A: Yes. Both the 3244290 and 1429434 are RoHS compliant and maintain identical UL94 V-0 flammability certification.