Backplane Connectors - Hard Metric, Standard

Image Part Number Description / PDF Quantity Rfq
HM2P65PDA3M1N9LF

HM2P65PDA3M1N9LF

Storage & Server IO (Amphenol ICC)

CONN HEADER 169POS 2MM PRESS-FIT

0

HM2P07PNG240GFLF

HM2P07PNG240GFLF

Storage & Server IO (Amphenol ICC)

CONN HEADER 110POS 2MM PRESS-FIT

0

HM2P07PNU2E4GFLF

HM2P07PNU2E4GFLF

Storage & Server IO (Amphenol ICC)

CONN HEADER 154POS 2MM PRESS-FIT

0

HM2PN3PKH3F5GFLF

HM2PN3PKH3F5GFLF

Storage & Server IO (Amphenol ICC)

CONN HEADER 66POS 2MM PRESS-FIT

0

HM2S30PE5100L9LF

HM2S30PE5100L9LF

Storage & Server IO (Amphenol ICC)

CONN RECEPT 55POS 2MM PRESS-FIT

0

HM2P87PKA1M8GFLF

HM2P87PKA1M8GFLF

Storage & Server IO (Amphenol ICC)

CONN HEADER 220POS 2MM PRESS-FIT

0

HM2R02PA5101AALF

HM2R02PA5101AALF

Storage & Server IO (Amphenol ICC)

CONN RECEPT 125POS 2MM PRESS-FIT

0

HM2P70PKE124GFLLF

HM2P70PKE124GFLLF

Storage & Server IO (Amphenol ICC)

CONN HEADER 154POS 2MM PRESS-FIT

0

HM2R79PA5108N9LF

HM2R79PA5108N9LF

Storage & Server IO (Amphenol ICC)

HM2 RAR CNR B8 1CODING

0

HM2P07PKE124GFLF

HM2P07PKE124GFLF

Storage & Server IO (Amphenol ICC)

CONN HEADER 154POS 2MM PRESS-FIT

0

HM2J01PE5110N9LF

HM2J01PE5110N9LF

Storage & Server IO (Amphenol ICC)

CONN HARD METRIC

0

HM2P87PD81H5N9LF

HM2P87PD81H5N9LF

Storage & Server IO (Amphenol ICC)

CONN HEADER 220POS 2MM PRESS-FIT

0

HM2S10PD51M1N9LF

HM2S10PD51M1N9LF

Storage & Server IO (Amphenol ICC)

5R STR REC TYPA 0.76GXT

0

HM2P87PME125GFLF

HM2P87PME125GFLF

Storage & Server IO (Amphenol ICC)

CONN HARD METRIC

0

RMPIR01K00E2RLF

RMPIR01K00E2RLF

Storage & Server IO (Amphenol ICC)

RMPIR01K00E2RLF

0

HM2PN1PDP265N9LF

HM2PN1PDP265N9LF

Storage & Server IO (Amphenol ICC)

CONN HEADER 132POS 2MM PRESS-FIT

0

HM2P07PKF1H7GCLF

HM2P07PKF1H7GCLF

Storage & Server IO (Amphenol ICC)

CONN HEADER 110POS TYPE A VERT

0

HM2P08PDW111N9LF

HM2P08PDW111N9LF

Storage & Server IO (Amphenol ICC)

CONN HARD METRIC

0

HM2PN1PNL3Y5GFLF

HM2PN1PNL3Y5GFLF

Storage & Server IO (Amphenol ICC)

CONN HEADER 132POS 2MM PRESS-FIT

0

HM2P65PDK3Y1N9LF

HM2P65PDK3Y1N9LF

Storage & Server IO (Amphenol ICC)

CONN HEADER 169POS 2MM PRESS-FIT

0

Backplane Connectors - Hard Metric, Standard

1. Overview

Hard Metric Standard Backplane Connectors are precision-engineered electrical components designed for high-density interconnection in complex systems. Defined by their standardized 2.54mm (0.1") grid spacing, these connectors ensure mechanical and electrical compatibility across generations of equipment. Their importance in modern technology stems from enabling scalable, high-reliability architectures in telecommunications, industrial automation, and mission-critical computing systems.

2. Main Types & Functional Classification

TypeKey FeaturesApplications
2.54mm Hard MetricStandardized pitch, 1-6 rows, up to 60A per contactTelecom switches, industrial controllers
2.00mm Hard MetricReduced pitch, enhanced vibration resistanceHigh-density servers, medical imaging
1.27mm Hard MetricUltra-high density, low insertion forceCompact test equipment, aerospace systems

3. Structure & Composition

Typical construction includes: - Insulating housing (LCP/nylon with high thermal stability) - Contact array (phosphor bronze with gold/silver plating) - Polarization keying for mating assurance - EMI shielding via integrated metal frames - Actuation mechanism (lever-assisted or push-pull variants)

4. Key Technical Specifications

ParameterTypical ValueImportance
Current Rating1-60A per contactDetermines power delivery capacity
Contact Resistance 5m Impacts signal integrity
Dielectric Strength1000VACSafety and insulation reliability
Mating Cycles200-2000 cyclesSystem longevity indicator
Operating Temp-55 C to +125 CEnvironmental robustness

5. Application Fields

  • Telecommunications: 5G base stations, optical transport systems
  • Industrial: PLC backplanes, test & measurement equipment
  • Medical: MRI scanners, diagnostic imaging systems
  • Transportation: Rail signaling systems, avionics

6. Leading Manufacturers & Products

ManufacturerProduct SeriesKey Features
TE ConnectivityHERMHARD HM2.54mm, 3-row, 3000V isolation
AmphenolHarshIO HMIP67-rated, extreme vibration resistance
MolexMX Hard MetricHigh-speed differential pairs, 25Gbps

7. Selection Guidelines

Key considerations include: - Electrical requirements (current/voltage per contact) - Mechanical constraints (board spacing, mating force) - Environmental conditions (temperature, vibration) - Future scalability (modular design compatibility) - Cost optimization (total lifecycle vs upfront cost)

8. Industry Trends

Emerging developments include: - Integration with optical backplane technology - Increased adoption of 1.27mm pitch for compact systems - Enhanced thermal management solutions - RoHS-compliant plating materials (replacing cadmium) - Smart connectors with integrated diagnostics

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