| Attribute | Value |
|---|---|
| Product Category: | |
| Manufacturer: | TE Connectivity |
| Manufacturer Part Number: | TE Connectivity 1857008-1 |
| Series: | Z-PACK 2mm HM |
| Housing Material: | Polyester - GF |
| Number of Rows: | 11 |
| Mount Type: | Board Mount |
| Termination Method: | Through Hole - Press-Fit |
| Contact Material: | Phosphor Bronze |
| Pitch: | .078 in, 2 mm |
| Contact Type: | Pin |
| Contact Amperage: | .7 A |
| Number of Positions: | 55 |
| Data Rate: | ≤1 Gb/s |
| Housing Color: | Gray |
| Mount Orientation: | Right Angle |
| GPL: | 472 |
| Packaging: | Tube |
| Operating Temperature Range: | -65 - 105 °C, -85 - 221 °F |
| Circuit Application: | Power & Signal |
| Contact Mating Area Plating Thickness: | 30 µin, .76 µm |
| Shielded: | No |
| Contact Underplating Material: | Nickel |
| PCB Contact Termination Area Plating: | Tin |
| Sealable: | No |
| GPL Description: | Data and Devices |
| Connector and Contact Terminate To: | Printed Circuit Board |
| Product Code: | 1870 |
| Number of Columns: | 5 |
| Connector Length: | 24.9 mm |
| Connector System: | Board to Board |
| ECCN: | EAR99 |
| Board to Board Configuration: | Mezzanine |
| Make First / Break Last: | No |
| Connector Assembly Type: | PCB Mount Header |
| Contact Mating Area Length: | 8.2 mm |
| CompactPCI Designation: | None |
| Feedthrough Post Length: | 3.8 mm |
| Material Flammability Standard: | UL 94V-0 |
| Part Aliases: | 1857008-1 |
| SKU: | AMP1857008-1 |
1857008-1
Specifications
Detailed Description
The Z-PACK/C RAMH 55P. is a high-performance backplane connector designed for power and signal applications in demanding environments. Featuring a durable Polyester-GF housing in a sleek gray color, this connector offers 11 rows of 2mm pitch pins for a total of 55 positions. With a contact amperage rating of 0.7A and data rates up to 1 Gb/s, it ensures reliable performance in high-speed applications. The contact material is phosphor bronze with tin plating, guaranteeing excellent conductivity and corrosion resistance. With a compact PCB mount header assembly type and right-angle orientation, the Z-PACK/C RAMH 55P. is ideal for board-to-board mezzanine configurations. RoHS compliant and operating temperature range of -65 to 105°C (-85 to 221°F), this connector is suitable for a wide range of industrial and commercial applications.
Product Change Notice
| Effective Date | Description of Change | Download | |||
|---|---|---|---|---|---|
| 12/30/2021 | P-21-021391 - Manufacturing location change. Following Part Numbers will be transferred from Dengke to TE AMP QD High-Tech Zone Branch | Download | |||
| 07/17/2017 | P-17-014247 - Product improvement. 2mm HM connectors had passed CSA (Canadian Standards Association) certification since 1996, but CSA mark was not added on proudct. CSA request to add CSA mark on each connector. | Download | |||

