Weidmüller 1774882001 Terminal Block Header – Equivalent & Substitute Parts

Part Overview

The Weidmüller 1774882001 is a 14-position terminal block header with male pins, shrouded on two sides, featuring 0.200" (5.08mm) pitch and 90° right-angle through-hole mounting. This component is classified as obsolete, making equivalent substitute parts necessary for ongoing system maintenance and new design implementations. The part operates within IEC ratings of 27.5A at 400V and UL ratings of 18.5A at 300V, with UL94 V-0 flammability compliance and RoHS compliance.

Key Parameters

Parameter	Value
Manufacturer Part Number	1774882001
Manufacturer	Weidmüller
Series	Omnimate SL
Number of Positions	14
Pitch	0.200" (5.08mm)
Type	Header, Male Pins, Shrouded (2 Side)
Header Orientation	90°, Right Angle
Mounting Type	Through Hole
Termination Style	Solder
Current - IEC	27.5A
Voltage - IEC	400V
Current - UL	18.5A
Voltage - UL	300V
Operating Temperature	-50°C ~ 100°C
Material Flammability Rating	UL94 V-0
RoHS Status	RoHS Compliant
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitute parts for the Weidmüller 1774882001 are selected based on the following critical parameters that determine functional equivalence:

Number of Positions: Must be 14 positions
Pitch: Must be 0.200" (5.08mm) or 0.197" (5.00mm) for near-equivalent spacing
Header Orientation: Must be 90° right-angle
Mounting Type: Must be through-hole or solder-compatible
Shroud Configuration: 2-side or 4-side shrouding acceptable for different mechanical constraints
Termination: Solder termination required
Voltage Rating: Minimum 300V UL compliance required
Flammability: UL94 V-0 preferred for safety-critical applications
RoHS Compliance: ROHS3 or RoHS Compliant status required

The substitute parts listed below meet these core electrical and mechanical parameters while offering active product status and improved availability compared to the obsolete Weidmüller original.

Parameter Comparison

Parameter	Weidmüller 1774882001	Phoenix Contact 1757365	Phoenix Contact 1757585	Phoenix Contact 1759130	On Shore OSTOQ145351	On Shore OSTOQ145451
Positions	14	14	14	14	14	14
Pitch	0.200" (5.08mm)	0.200" (5.08mm)	0.197" (5.00mm)	0.200" (5.08mm)	0.200" (5.08mm)	0.200" (5.08mm)
Type	Header, Male Pins, Shrouded (2 Side)	Header, Male Pins, Shrouded (4 Side)	Header, Male Pins, Shrouded (4 Side)	Header, Male Pins, Shrouded (2 Side)	Header, Male Pins, Shrouded (2 Side)	Header, Male Pins, Shrouded (4 Side)
Header Orientation	90°, Right Angle	90°, Right Angle	90°, Right Angle	90°, Right Angle	90°, Right Angle	90°, Right Angle
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Solder	Solder
Voltage - UL	300V	300V	300V	300V	300V	300V
Voltage - IEC	400V	400V	400V	400V	—	—
Current - UL	18.5A	15A	15A	15A	—	—
Current - IEC	27.5A	12A	12A	12A	—	—
Operating Temperature	-50°C ~ 100°C	—	—	—	-30°C ~ 105°C	-40°C ~ 115°C
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	—	—
RoHS Status	RoHS Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Obsolete	Active	Active	Active	Active	Active
Contact Tail Length	0.059" (1.50mm)	0.138" (4.60mm)	0.138" (4.60mm)	0.138" (4.60mm)	0.157" (4.00mm)	0.157" (4.00mm)

Engineering Selection Recommendations

Direct Mechanical Equivalent (2-Side Shroud Configuration): Phoenix Contact 1759130 and On Shore OSTOQ145351 provide the closest mechanical match with 2-side shrouding identical to the original Weidmüller 1774882001. Both are active products with ROHS3 compliance. Phoenix Contact 1759130 maintains UL94 V-0 flammability rating and full IEC/UL voltage specifications. On Shore OSTOQ145351 offers extended operating temperature range (-30°C ~ 105°C) and is suitable for applications where the original temperature range is not a constraint.

Enhanced Shroud Configuration (4-Side Shroud): Phoenix Contact 1757365 and On Shore OSTOQ145451 provide 4-side shrouding for increased mechanical protection and EMI shielding. These configurations are suitable for applications requiring enhanced environmental protection. Phoenix Contact 1757365 maintains UL94 V-0 compliance and full IEC specifications. On Shore OSTOQ145451 offers the widest operating temperature range (-40°C ~ 115°C).

Pitch Variant: Phoenix Contact 1757585 features 0.197" (5.00mm) pitch instead of 0.200" (5.08mm). This part is suitable only for applications where PCB layout accommodates the slightly reduced pitch spacing. All other electrical and mechanical parameters align with IEC/UL standards.

Current and Voltage Considerations: All Phoenix Contact substitutes (1757365, 1757585, 1759130) operate at reduced current ratings (12A IEC, 15A UL) compared to the original (27.5A IEC, 18.5A UL). Applications requiring the original current capacity must evaluate circuit design to confirm compatibility with lower ratings. On Shore parts do not specify current ratings and require application-specific validation.

Frequently Asked Questions (FAQ)

Q: Can Phoenix Contact 1757365 (4-side shroud) directly replace the Weidmüller 1774882001 (2-side shroud)? A: Electrically and functionally, yes. The 4-side shroud provides additional mechanical protection but increases overall component height and width. PCB layout and connector mating space must accommodate the larger footprint. Verify mechanical clearance before substitution.

Q: What is the impact of the reduced current rating in Phoenix Contact substitutes? A: Phoenix Contact parts are rated at 12A (IEC) and 15A (UL) versus the original 27.5A (IEC) and 18.5A (UL). For applications operating below these reduced thresholds, substitution is direct. For higher-current applications, circuit redesign or alternative component selection is required.

Q: Is Phoenix Contact 1757585 (5.00mm pitch) compatible with PCBs designed for 5.08mm pitch? A: No. The 0.03" (0.08mm) pitch difference will cause misalignment. This part is suitable only for new designs or PCBs specifically laid out for 5.00mm pitch spacing.

Q: Which substitute offers the best compliance profile? A: Phoenix Contact 1759130 provides the closest compliance match to the original, maintaining UL94 V-0 flammability rating, full IEC/UL voltage specifications, and ROHS3 compliance. It is the recommended primary substitute for safety-critical applications.

Q: Are On Shore parts suitable for high-temperature applications? A: On Shore OSTOQ145451 offers the widest operating temperature range (-40°C ~ 115°C), exceeding the original specification. However, flammability ratings and detailed current specifications are not provided. Application-specific validation is required before use in temperature-critical environments.

Q: What is the difference between through-hole and solder mounting types? A: Weidmüller 1774882001 and Phoenix Contact parts use through-hole mounting with solder termination on PCB pads. On Shore OSTOQ145351 and OSTOQ145451 specify solder mounting type, indicating direct solder attachment without through-hole leads. Verify PCB pad design compatibility before substitution.

Q: Can multiple substitute parts be used interchangeably within the same system? A: No. Mixing different shroud configurations (2-side vs. 4-side) or pitch variants (5.08mm vs. 5.00mm) within a single system introduces mechanical and electrical inconsistencies. Standardize on a single substitute part number across all applications.

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