1-1437416-1 Equivalent & Substitute Parts

Part Overview

The 1-1437416-1 is a 4-circuit barrier block connector manufactured by TE Connectivity AMP Connectors, part of the SSB7 Buchanan series. This through-hole mounted terminal block features a 0.438" (11.12mm) pitch and accommodates 12 AWG wire with a 20A current rating at 600V. The component is classified as obsolete, necessitating identification of active equivalent and substitute parts for ongoing applications and new designs.

Key Parameters

Parameter	Value
Manufacturer Part Number	1-1437416-1
Manufacturer	TE Connectivity AMP Connectors
Category	Terminal Blocks
Series	SSB7, Buchanan
Terminal Block Type	Barrier Block
Number of Circuits	4
Pitch	0.438" (11.12mm)
Current Rating	20A
Voltage Rating	600V
Wire Gauge	12 AWG
Top Termination	Screws
Bottom Termination	PC Pin
Barrier Type	2 Wall (Dual)
Mounting Type	Through Hole
Operating Temperature	-60°C ~ 105°C
Material - Insulation	Thermoplastic
Material Flammability Rating	UL94 V-2
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the 1-1437416-1 is determined by the following critical parameters that must remain consistent across equivalent parts:

Core Compatibility Parameters:

Terminal block type: Barrier block configuration
Number of circuits: 4-circuit design
Pitch tolerance: 0.437" to 0.438" (11.10mm to 11.12mm)
Number of rows: Single row
Top termination: Screw-based connection
Bottom termination: PC pin mounting
Barrier type: 2 Wall (Dual) barrier configuration
Mounting type: Through hole
Color: Black

Electrical Performance Parameters:

Voltage rating: 600V minimum
Wire gauge compatibility: 12 AWG or broader range
Current rating: 20A minimum

Environmental & Compliance Parameters:

Operating temperature range: Must encompass -60°C to 105°C or be compatible with application requirements
Material flammability: UL94 V-2 or higher rating
Insulation material: Thermoplastic

Substitute parts are grouped into two categories: direct TE Connectivity SSB7 series equivalents (SSB7FP040202, SSB7FP040203NNN) and cross-manufacturer alternatives from Eaton Electronics Division (A30220403, A30220404, A30220407WR). All listed substitutes maintain the core barrier block architecture and electrical specifications required for functional equivalence.

Parameter Comparison

Parameter	1-1437416-1	SSB7FP040202	SSB7FP040203NNN	A30220403	A30220404	A30220407WR
Manufacturer	TE Connectivity	TE Connectivity	TE Connectivity	Eaton	Eaton	Eaton
Series	SSB7, Buchanan	SSB7, Buchanan	SSB7, Buchanan	A3000	A3000	A3000
Product Status	Obsolete	Active	Active	Active	Active	Active
Terminal Block Type	Barrier Block	Barrier Block	Barrier Block	Barrier Block	Barrier Block	Barrier Block
Number of Circuits	4	4	4	4	4	4
Pitch	0.438" (11.12mm)	0.438" (11.12mm)	0.438" (11.12mm)	0.437" (11.10mm)	0.437" (11.10mm)	0.437" (11.10mm)
Number of Rows	1	1	1	1	1	1
Current Rating (Amps)	20A	20A	20A	30A	30A	30A
Voltage Rating	600V	600V	600V	600V	600V	600V
Wire Gauge	12 AWG	12 AWG	12 AWG	12-22 AWG	12-22 AWG	12-22 AWG
Top Termination	Screws	Screws	Screws	Screws	Screws	Screws with Captive Plate
Bottom Termination	PC Pin	PC Pin	PC Pin	PC Pin	PC Pin	PC Pin
Barrier Type	2 Wall (Dual)	2 Wall (Dual)	2 Wall (Dual)	2 Wall (Dual)	2 Wall (Dual)	2 Wall (Dual)
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Operating Temperature	-60°C ~ 105°C	-60°C ~ 105°C	-60°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C
Material - Insulation	Thermoplastic	Thermoplastic	Thermoplastic	Thermoplastic	Thermoplastic	Thermoplastic
Material Flammability Rating	UL94 V-2	UL94 V-2	UL94 V-2	UL94 V-0	UL94 V-0	UL94 V-0
RoHS Status	Not applicable	RoHS Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

TE Connectivity SSB7 Series Substitutes (SSB7FP040202, SSB7FP040203NNN):

These parts provide direct functional equivalence to the 1-1437416-1 within the same manufacturer's product line. Both maintain identical electrical specifications (20A, 600V), pitch (0.438"), wire gauge (12 AWG), and operating temperature range (-60°C to 105°C). Both are active products with current production status, eliminating obsolescence concerns. SSB7FP040202 carries RoHS Compliant certification, while SSB7FP040203NNN carries ROHS3 Compliant certification, providing regulatory compliance for new designs. These substitutes are preferred for applications requiring exact parameter matching and same-manufacturer continuity.

Eaton A3000 Series Substitutes (A30220403, A30220404, A30220407WR):

These cross-manufacturer alternatives provide functional substitution with enhanced electrical performance. All three Eaton parts deliver higher current ratings (30A versus 20A), expanded wire gauge compatibility (12-22 AWG versus 12 AWG only), and superior flammability ratings (UL94 V-0 versus V-2). All are ROHS3 Compliant active products. The operating temperature range is narrower (-40°C to 105°C versus -60°C to 105°C), which is acceptable for most industrial applications. Pitch tolerance remains within acceptable limits (0.437" versus 0.438"). A30220407WR includes a captive plate feature on the top termination, providing additional mechanical retention compared to standard screw termination.

Selection Criteria:

For applications requiring exact parameter preservation and same-manufacturer sourcing, select SSB7FP040202 or SSB7FP040203NNN. For applications where enhanced current capacity, broader wire gauge acceptance, and superior flammability ratings provide design advantages, select from the Eaton A3000 series. A30220407WR is selected when mechanical retention of the captive plate feature is required. All substitutes maintain the critical barrier block architecture, 4-circuit configuration, dual-wall barrier design, and through-hole PC pin mounting necessary for functional equivalence.

Frequently Asked Questions (FAQ)

Q: Can SSB7FP040202 and SSB7FP040203NNN be used interchangeably with 1-1437416-1?

A: Yes. Both parts maintain identical electrical specifications (20A, 600V), pitch (0.438"), wire gauge (12 AWG), operating temperature range (-60°C to 105°C), and barrier block configuration. The primary difference is RoHS certification status: SSB7FP040202 is RoHS Compliant, while SSB7FP040203NNN is ROHS3 Compliant. Both are active products, eliminating obsolescence risk.

Q: What are the key differences between TE Connectivity SSB7 and Eaton A3000 series substitutes?

A: TE Connectivity SSB7 parts (SSB7FP040202, SSB7FP040203NNN) provide exact parameter matching to the original 1-1437416-1, including 20A current rating and -60°C lower temperature limit. Eaton A3000 parts (A30220403, A30220404, A30220407WR) offer enhanced specifications: 30A current rating, 12-22 AWG wire gauge range, UL94 V-0 flammability rating, and ROHS3 compliance. The Eaton parts operate to -40°C minimum, which is acceptable for most industrial applications.

Q: Are the pitch differences between 0.438" and 0.437" significant for substitution?

A: The 0.001" (0.02mm) pitch difference between TE Connectivity SSB7 parts (0.438") and Eaton A3000 parts (0.437") is within standard manufacturing tolerances and does not prevent functional substitution. Both maintain the same circuit spacing and mounting footprint compatibility for through-hole PCB applications.

Q: What is the significance of the captive plate feature on A30220407WR?

A: The captive plate on A30220407WR provides mechanical retention of the screw during assembly and operation, preventing accidental loosening. This feature is beneficial in applications subject to vibration or frequent maintenance access. Standard screw termination (A30220403, A30220404, SSB7FP040202, SSB7FP040203NNN) does not include this feature.

Q: Which substitute part is recommended for new designs?

A: For new designs, SSB7FP040203NNN (TE Connectivity) or any Eaton A3000 series part (A30220403, A30220404, A30220407WR) are recommended. All are active products with current production status and ROHS3 compliance. Selection between TE Connectivity and Eaton depends on whether exact parameter matching (TE Connectivity) or enhanced electrical performance (Eaton) is prioritized.

Q: Can Eaton A3000 parts handle the full -60°C to 105°C temperature range of the original part?

A: Eaton A3000 parts are rated for -40°C to 105°C operation. Applications requiring operation below -40°C must use TE Connectivity SSB7 parts (SSB7FP040202 or SSB7FP040203NNN), which are rated to -60°C. For applications operating within -40°C to 105°C, Eaton parts are fully suitable.

Q: What is the difference between RoHS Compliant and ROHS3 Compliant designations?

A: RoHS Compliant indicates compliance with the original Restriction of Hazardous Substances directive. ROHS3 Compliant indicates compliance with the updated RoHS 3 directive (2015/863/EU), which includes additional restricted substances. ROHS3 Compliant parts meet more stringent regulatory requirements and are preferred for new designs and applications subject to current environmental regulations.

Q: Are all substitute parts available in bulk packaging?

A: Yes. All substitute parts listed (SSB7FP040202, SSB7FP040203NNN, A30220403, A30220404, A30220407WR) are available in bulk packaging. The original 1-1437416-1 is available in unspecified packaging with 667 pieces in stock. Substitute parts have higher inventory levels: SSB7 series parts have 679-788 pieces available, and Eaton A3000 series parts have 1014-1092 pieces available.

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