TE Connectivity 1-1478408-0 BNC Connector Plug Equivalent & Substitute Parts

Part Overview

The TE Connectivity 1-1478408-0 is a BNC connector plug designed for 75-ohm coaxial RF applications. This male pin connector features solder termination and free-hanging (in-line) mounting with bayonet lock fastening. The part operates across a frequency range up to 1 GHz and is rated for 500 volts with an operating temperature range of -65°C to 165°C.

The 1-1478408-0 is classified as obsolete. Identifying equivalent substitute parts ensures continued availability for maintenance, repair, and new design implementations where this connector type is specified.

Substiute Parts

1-1478408-0

TE Connectivity AMP ConnectorsIn Stock: 8401-1478408-0 Datasheet

Current PartRFQ

1-1478162-0

TE Connectivity AMP ConnectorsIn Stock: 11091-1478162-0 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TE Connectivity 1-1478408-0 is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

• Connector Style: BNC
• Connector Type: Plug, Male Pin
• Impedance: 75 Ohms
• Contact Termination: Solder
• Shield Termination: Clamp
• Mounting Type: Free Hanging (In-Line)
• Fastening Type: Bayonet Lock
• Cable Group: URM 70
• Dielectric Material: PTFE
• Body Material: Brass
• Center Contact Material: Brass

Allowable Variation Parameters:

• Frequency - Max: Equal to or greater than 1 GHz
• Insertion Loss: Equal to or lower than 0.3 dB
• Product Status: Active status preferred for ongoing availability
• RoHS Compliance: ROHS3 Compliant acceptable for ROHS Compliant requirement

The substitute part 1-1478162-0 meets all mandatory matching parameters and demonstrates improved performance specifications in frequency capability and insertion loss while maintaining full electrical and mechanical compatibility.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute: TE Connectivity 1-1478162-0

The 1-1478162-0 is the direct equivalent substitute for the obsolete 1-1478408-0. Both connectors share identical electrical and mechanical specifications across all critical parameters including impedance, termination methods, mounting configuration, and operating environment ratings.

The 1-1478162-0 offers the following advantages:

• Active Product Status: Currently in active production with 1087 pieces in stock, ensuring long-term availability and supply chain continuity.
• Enhanced Frequency Performance: Rated for 2 GHz maximum frequency, exceeding the 1 GHz specification of the original part. This provides additional operational headroom for applications operating at or near the 1 GHz limit.
• Improved Insertion Loss: Specified at 0.2 dB compared to 0.3 dB for the original part, representing a 33% reduction in signal loss.
• Regulatory Compliance: ROHS3 Compliant status meets current and future regulatory requirements, superseding the RoHS Compliant designation of the obsolete part.

Both parts are manufactured by TE Connectivity AMP Connectors and carry identical REACH and ECCN classifications. The substitute part is fully compatible with existing designs and applications specified for the 1-1478408-0 without modification to PCB layouts, cable assemblies, or mating connectors.

Frequently Asked Questions (FAQ)

Q: Can the 1-1478162-0 be used as a direct replacement for the 1-1478408-0 in existing applications?

A: Yes. The 1-1478162-0 is electrically and mechanically equivalent to the 1-1478408-0 across all critical parameters. Both connectors feature identical 75-ohm impedance, solder termination, clamp shield termination, bayonet lock fastening, and URM 70 cable group compatibility. No design modifications are required.

Q: What is the difference in frequency capability between these two parts?

A: The 1-1478408-0 is rated for a maximum frequency of 1 GHz, while the 1-1478162-0 is rated for 2 GHz. The substitute part supports twice the maximum frequency specification. For applications operating at or below 1 GHz, both parts perform identically.

Q: How does the insertion loss differ between the two connectors?

A: The 1-1478408-0 specifies 0.3 dB insertion loss, while the 1-1478162-0 specifies 0.2 dB insertion loss. The substitute part exhibits lower signal attenuation, which may provide measurable improvement in high-frequency or long-cable-run applications.

Q: What is the significance of the product status difference?

A: The 1-1478408-0 is classified as obsolete, indicating it is no longer in active production. The 1-1478162-0 is classified as active, meaning it is currently manufactured and supported by TE Connectivity. For new designs and ongoing procurement, the active substitute part ensures supply chain continuity and manufacturer support.

Q: Are there packaging differences between these parts?

A: The 1-1478408-0 packaging is not specified in the available data. The 1-1478162-0 is supplied in bulk packaging. Both parts carry identical MSL (Moisture Sensitivity Level) ratings of 1 (Unlimited), indicating no special moisture handling requirements.

Q: Do both connectors meet current regulatory requirements?

A: The 1-1478408-0 is RoHS Compliant. The 1-1478162-0 is ROHS3 Compliant, which represents the current and more stringent regulatory standard. Both parts are REACH Affected and carry identical ECCN (EAR99) and HTSUS (8536.69.4010) classifications.

Q: What is the operating temperature range for both connectors?

A: Both the 1-1478408-0 and 1-1478162-0 operate across the identical temperature range of -65°C to 165°C, ensuring compatibility in thermal environments.

Q: Are the mating cycle ratings the same?

A: Yes. Both connectors are rated for 500 mating cycles, indicating equivalent mechanical durability and connector lifespan under normal use conditions.