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AHVB High Vibration Brush Terminal Solutions

Rugged high vibration brush terminal for harsh-environment signal applications
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APPLICATION NOTES
DATA SHEET

Description

High vibration brush terminal performance is critical in engines, sensors, modules, and other industrial systems where constant motion can lead to fretting, intermittencies, corrosion, leakage, and early connector failure. The AHVB series from Amphenol Industrial Operations was developed from proven brush terminal technology used in harsh-environment applications and adapted for demanding industrial markets. AHVB is engineered for signal applications that require low insertion force, high mating cycle durability, and dependable electrical performance in severe vibration environments.

AHVB stands apart from conventional contact systems because each terminal uses multiple high-tensile bristles on each side of the contact, creating multiple points of contact when mated. This design helps reduce the effects of micromotion while supporting stable connection integrity over time. For OEMs and engineers designing systems for heavy equipment, mining, medical, rail mass transit, and similar industrial applications, AHVB offers a rugged signal terminal solution in a compact footprint for harsh-environment use.

Why Choose a High Vibration Brush Terminal

A high vibration brush terminal is designed to solve one of the most persistent problems in harsh industrial environments: loss of reliable signal continuity caused by vibration and fretting. Traditional contact systems can struggle in on-engine and high-motion applications where repeated micromotion degrades the contact interface. AHVB addresses that challenge with a brush contact design that supports low mating force, contact redundancy, and long-term performance under vibration.

This makes AHVB especially valuable for engineers looking to improve reliability while simplifying system design. In applications where vibration has historically led to connector wear, intermittent signal loss, or added harness complexity, a high vibration brush terminal can provide a more durable and dependable alternative.

Applications for AHVB

AHVB is a strong fit for industrial systems where vibration, heat, fluid exposure, and repeated mating cycles can compromise conventional signal contacts. The series is especially relevant for heavy equipment applications, mining, medical, and rail mass transit applications where engineers need a compact, rugged signal terminal that can maintain performance in severe operating conditions.

Typical use cases include on-engine sensors, in-line harness connections, devices, and modules where dependable signal integrity is essential. Because AHVB can be used either as an in-line solution or designed directly into devices and sensors, it gives engineers added flexibility when building more reliable interconnect systems.

In harsh-environment equipment, connector reliability can directly affect uptime, maintenance intervals, and long-term system performance. AHVB helps engineers address these challenges with a compact terminal design built to support dependable signal integrity in applications exposed to vibration, motion, and demanding operating conditions.

Engineered for Rugged Signal Performance

For engineers evaluating a high vibration brush terminal for harsh-environment signal applications, AHVB combines proven brush contact technology with low insertion force, high mating durability, and strong environmental resistance. Its multi-point contact design, compact size, and rugged industrial heritage make it a compelling option for equipment and devices that must perform reliably under vibration over the life of the system. For specifications aligned with SAE J2030 validation criteria, AHVB supports engineers working in demanding industrial and off-highway environments.

Features & Benefits

Zero fretting
Signal contacts rated up to 5 amps continuous
Less mechanical assist required at high I/O counts
14 to 70 points of contact when mated
Interface seals impervious to chemicals/caustic fluids
Withstand temperatures to 150°C
High vibration (53.8 grms)
Low insertion force (1.0 oz typical)
High mating cycles - up to 100k
Small package size - size 22
Accommodates up to size 16 gauge cable or PCB tail

Specifications

Electrical
Voltage
1000 VDC
Current Rating
5A
Certifications
SAE J2030
Mechanical
Cable O.D.
22 to 16 AWG
Mating cycles
Up to 100K
Wire size (mm²)
22 to 16 AWG
Material
Contact plating
Gold
Contacts
Copper
Environmental
Temperature range
-40°C to 150°C
Protection class
IP67
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Amphenol Industrial's product lines consist of rectangular, standard miniature, fiber optic, EMI/EMP filter, and a variety of special application connectors.

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