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HIF3B 2.54mm Pitch Connectors

SCT2549 Series

SCT2549 serves as a cost-effective and reliable alternative to Hirose HIF3B 2.54mm pitch wire to board connectors, which were known for their compliance with MIL standards, UL approval, and mechanisms to prevent mis-insertion.


SeriesSCT2549 Series
Contact Pitch2.54mm
No.of Contacts2 * 2 to 2 * 31 positions
Current3A AC/DC
CompatibleCross Hirose HIF3B Connector Series

Select Components

Current Rating:3A
Voltage Rating:250V
Temperature Range:-25°C~+85°C
Contact Resistance:20m Omega Max
Insulation Resistance:1000M Omega Min
Withstanding Voltage:1500V AC/minute

Hirose HIF3B Connectors: Ensuring Reliability with MIL Standard Compliance

Hirose HIF3B connectors feature a robust set of specifications, including a current rating of 3A and a voltage rating of 250V. They can operate effectively within a temperature range of -25°C to +85°C, with a maximum contact resistance of 20mΩ and a minimum insulation resistance of 1000MΩ. Additionally, they are designed to withstand high voltages, with a maximum of 1500V AC/minute. These parameters ensure that Hirose HIF3B connectors provide reliable and high-performance electrical connections for various applications.

Hirose HIF3B series connectors are the epitome of reliability, designed to meet MIL standards and approved by UL for a wide range of applications. Their robust features, mechanisms for preventing mis-insertion, and compatibility with specific cables make them a top choice for engineers seeking dependable connectivity solutions.

Key Features of Hirose HIF3B:

– MIL Standard Compliance: HIF3B series connectors are meticulously developed in compliance with MIL standards, ensuring they meet stringent quality and performance requirements. This makes them suitable for various applications that demand reliability and durability.

– UL Approval: These connectors have received UL approval, a hallmark of their safety and quality. The UL certification attests to their adherence to strict industry standards and specifications.

– Mis-Insertion Prevention Mechanism: HIF3B connectors are equipped with an innovative mechanism designed to prevent mis-insertion. This feature includes a convex area on the pin header side that guides the guide-key for precise and error-free connections. Additionally, the sockets feature embedded polarizing keys in their holes to further enhance accurate mating, aligning with MIL standard requirements.

– Applicable Cable: HIF3B connectors are designed to work seamlessly with 28 AWG IDC type cables, specifically the UL2651 28 AWG flat cable with seven cores. This cable compatibility ensures that these connectors are optimized for a wide range of applications.

Applications of Hirose HIF3B:

The Hirose HIF3B series connectors find applications across various industries and settings, including:

– Military and Aerospace: Thanks to their MIL standard compliance, these connectors are ideal for critical applications within the military and aerospace sectors, ensuring rugged and reliable connections even in demanding conditions.

– Industrial and Manufacturing: HIF3B connectors are well-suited for industrial automation, manufacturing equipment, and other applications where precision and dependability are paramount.

– Telecommunications: In the world of telecommunications, these connectors provide secure and accurate connections for data and signal transmission, supporting efficient network infrastructure.

– Medical Equipment: Medical devices and healthcare equipment benefit from the reliability and safety features of HIF3B connectors, ensuring optimal performance in sensitive medical environments.

Advantages of Hirose HIF3B:

– Reliability: With their MIL standard compliance, UL approval, and mis-insertion prevention mechanisms, HIF3B connectors offer an unmatched level of reliability and precision, critical for applications where connectivity is mission-critical.

– Wide Applicability: These connectors are suitable for a diverse range of industries and applications, making them a versatile choice for engineers and designers.

– Safety Assurance: UL approval guarantees that these connectors meet strict safety standards, ensuring peace of mind when using them in various projects.

Choose Hirose HIF3B connectors for your applications, and experience the assurance of MIL standard compliance, reliability, and safety for all your connectivity needs.

SCT2549 serves as a cost-effective and dependable alternative to the Hirose HIF3B connectors. With a similar set of features and performance capabilities, it offers a practical solution for your connectivity requirements, ensuring reliable connections without breaking the bank. This replacement connector ensures secure and precise connectivity for a wide range of applications, making it a valuable choice for design and engineering projects.

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