Phoenix Contact 5436898 Terminal Block - Equivalent & Substitute Parts

Part Overview

The Phoenix Contact 5436898 is a 3-position wire-to-board terminal block with 35° angled mating orientation and 5.08mm pitch, designed for through-hole PCB mounting. This component is classified as obsolete, making identification of suitable substitute parts essential for ongoing production and maintenance applications. The part operates at 15A current capacity and 300V voltage rating with screw-type wire termination suitable for 12-30 AWG conductors.

Key Parameters

Parameter	Value
Manufacturer Part Number	5436898
Manufacturer	Phoenix Contact
Category	Terminal Blocks
Series	COMBICON BCA
Positions Per Level	3
Pitch	0.200" (5.08mm)
Mating Orientation	35° (145°) Angle with Board
Current Rating	15 A
Voltage Rating	300 V
Wire Gauge	12-30 AWG
Mounting Type	Through Hole
Wire Termination	Screw
Screw Thread	M3
Torque Specification	0.5-0.6 Nm (4.4-5.3 Lb-In)
Housing Material	Polyamide (PA), Nylon
Color	Gray
RoHS Status	RoHS Compliant
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution eligibility for the Phoenix Contact 5436898 is determined by the following critical parameters:

Mandatory Matching Parameters:

Positions per level: 3
Pitch: 0.200" (5.08mm)
Mating orientation: 35° (145°) angle with board
Mounting type: Through hole
Wire gauge compatibility: 12-30 AWG
Screw thread: M3
Torque specification: 0.5-0.6 Nm

Allowable Variation Parameters:

Current rating: Substitute must meet or exceed 15A requirement
Voltage rating: Must maintain 300V minimum
Wire termination method: Screw-based termination acceptable with mechanical equivalence
Series designation: May differ (COMBICON BCA vs. COMBICON SMKDS)
Product status: Active status preferred for ongoing availability

The substitute part Phoenix Contact 1871254 meets all mandatory matching parameters and maintains electrical compliance within the specified voltage and wire gauge ranges.

Parameter Comparison

Parameter	5436898 (Main Part)	1871254 (Substitute)	Compatibility Status
Manufacturer	Phoenix Contact	Phoenix Contact	Match
Positions Per Level	3	3	Match
Pitch	0.200" (5.08mm)	0.200" (5.08mm)	Match
Mating Orientation	35° (145°) Angle with Board	35° (145°) Angle with Board	Match
Current Rating	15 A	10 A	Substitute rated lower
Voltage Rating	300 V	300 V	Match
Wire Gauge	12-30 AWG	12-30 AWG	Match
Mounting Type	Through Hole	Through Hole	Match
Wire Termination	Screw	Screw - Rising Cage Clamp	Functionally equivalent
Screw Thread	M3	M3	Match
Torque Specification	0.5-0.6 Nm (4.4-5.3 Lb-In)	0.5-0.6 Nm (4.4-5.3 Lb-In)	Match
Color	Gray	Gray	Match
RoHS Status	RoHS Compliant	RoHS Compliant	Match
Product Status	Obsolete	Active	Substitute actively available

Engineering Selection Recommendations

The Phoenix Contact 1871254 serves as the designated substitute for the obsolete 5436898 based on the following criteria:

Mechanical Compatibility: Both parts maintain identical pitch (5.08mm), mating orientation (35°), and through-hole mounting configuration, ensuring direct PCB footprint compatibility without layout modifications.

Electrical Compliance: The substitute maintains the 300V voltage rating and 12-30 AWG wire gauge specification. The current rating differential (10A vs. 15A) represents a design constraint that must be evaluated against circuit requirements. Applications operating below 10A current levels present no electrical limitation.

Termination Equivalence: The rising cage clamp screw termination on the 1871254 provides functionally equivalent wire retention to the standard screw termination of the 5436898, with identical M3 thread and torque specification (0.5-0.6 Nm).

Regulatory Status: Both parts maintain RoHS compliance. The substitute's active product status ensures continued availability and supply chain reliability compared to the obsolete main part.

Series Transition: The shift from COMBICON BCA to COMBICON SMKDS series reflects Phoenix Contact's product line evolution while preserving mechanical and electrical interface standards.

Frequently Asked Questions (FAQ)

Q: Can the 1871254 be used as a direct replacement for the 5436898 in all applications?

A: Direct substitution is mechanically and electrically valid for applications where circuit current requirements do not exceed 10A. The 5A current rating reduction must be evaluated against specific circuit design parameters. All other electrical and mechanical specifications remain equivalent.

Q: Are the PCB footprints identical between these two parts?

A: Yes. Both parts share identical pitch (5.08mm), position count (3), mating orientation (35°), and through-hole mounting specifications. No PCB layout modifications are required for substitution.

Q: What is the functional difference between standard screw termination and rising cage clamp termination?

A: Both termination methods provide screw-based wire clamping with identical torque specifications (0.5-0.6 Nm). The rising cage clamp design on the 1871254 offers an alternative mechanical implementation while maintaining equivalent wire retention and electrical performance.

Q: Does the product status change affect part selection?

A: The 1871254's active status ensures ongoing manufacturing and supply availability, addressing the obsolescence limitation of the 5436898. This represents a supply chain advantage for new designs and ongoing production requirements.

Q: Are there any packaging differences between these parts?

A: The 5436898 is supplied in standard packaging, while the 1871254 is supplied in bulk packaging. This distinction affects order quantities and logistics but does not impact component functionality or performance.

Q: What wire gauges are compatible with both parts?

A: Both the 5436898 and 1871254 accept 12-30 AWG conductors, providing equivalent wire size compatibility across the substitution.

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