TE Connectivity Hard Metric Backplane Connectors 2391904-1

Body Features

• Primary Product Color : Gray

Configuration Features

• Backplane Architecture : Mezzanine
• Number of Columns : 11
• Number of Positions : 55
• Number of Rows : 5
• PCB Mount Orientation : Vertical
• Rows Loaded : E, B, D, A, C

Contact Features

• CompactPCI Designation : None
• Contact Base Material : Phosphor Bronze
• Contact Current Rating (Max) (AMP) : 1.5
• Contact Mating Area Plating Material : Gold (Au)
• Contact Mating Area Plating Material Thickness : .38 MICM  [15 MICIN ]
• Contact Type : Pin
• Contact Underplating Material : Nickel
• Feedthrough Post Length : 3.7 MM  [.146 INCH ]
• PCB Contact Termination Area Plating Material : Tin

Dimensions

• Connector Length : 25 MM  [.984 INCH ]

Housing Features

• Centerline (Pitch) : 2 MM  [.078 INCH ]
• Housing Material : Glass-Filled PBT

Industry Standards

• UL Flammability Rating : UL 94V-0

Mechanical Attachment

• Connector Mounting Type : Board Mount
• Front Mating Level : Level 1
• Mating Alignment Type : Polarizing Peg

Operation/Application

• Circuit Application : Signal
• Shielded : No

Packaging Features

• Packaging Method : Tray
• Packaging Quantity : 22

Product Type Features

• Backplane Interface Type : 2mm HM
• Connector & Contact Terminates To : Printed Circuit Board
• Connector System : Board-to-Board
• PCB Connector Type : PCB Mount Header
• Sealable : No

Signal Characteristics

• Crosstalk Version : Standard
• Data Rate (GBS) : ≤1

Termination Features

• Termination Method to PCB : Through Hole - Press-Fit

Usage Conditions

• Operating Temperature Range : -55 - 125 DEGC  [-67 - 257 DEGF ]

Manufacturer: TE Connectivity AMP Connectors
Category: Connectors, Interconnects Backplane Connectors Hard Metric, Standard
Number of Positions: 55
Pitch: 0.079" (2.00mm)
Connector Type: Header, Male Pins
Number of Positions Loaded: All
Termination: Press-Fit
Package: Tray
Connector Usage: Backplane
Mounting Type: Through Hole
Alternative Parts (Cross-Reference): Cross
Product Status: Active

Conn Hard Metric M 55 POS 2mm Press Fit ST Thru-Hole Tray Product overview: 2391904-1 from TE Connectivity is an Electronic Connector for board-to-board, wire-to-board, backplane, terminal, cable, and industrial interconnect applications. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include connector, interconnect, header, socket, terminal block, Electronic Connector, Specialized Backplane Connectors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 407-2391904-1 can be used for catalog matching and distributor lookup.

Position Connector