1.27mm Pitch Double Row Female Header, 2x20 Pin SMT PCB Socket Connector, 5.5mm Plastic Height-ELETE | Professional Connector Manufacturer

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1.27mm Pitch Double Row Female Header, 2x20 Pin SMT PCB Socket Connector, 5.5mm Plastic Height

High-Density Micro Pitch Dual-Row SMT Board-to-Board Female Header for Compact Electronic Device Mounting

HFISP55-A002

❌️

HFISP55-A002

Serial Number：HFISP55-A002

Automotive Connector

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Board to board connector

Female Header

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A precision-engineered, space-saving 1.27mm pitch 2x20pin surface-mount (SMT) female header with a 4.5mm insulator profile and premium phosphor bronze contacts, ideal for high-density electronic assemblies.

Feature	Specification
Model	HFISP55-A002
Pitch	1.27mm(0.05'')
Gender	Female Header
Rows	Double/Dual
Mounting Type	SMT (Surface Mount Technology)
No.of Pins	2x20 Pin (Dual Row, customizable from 2x2 to 2x40 pins)
Insulator Height (H)	5.5mm 0.217''
Current Rating	3 Ampere
Insulation Resistance	1000MΩ Min
Dielectric Withstanding	600V AC
Contact Resistance	20mΩ Max
Operating Temperature	-40℃ to +105℃
Contact Material	Brass / Phosphor Bronze
Insulation Material	High-temp Polyester,UL94V-0 LCP/NL6T/PA9T
Coplanarity	0.10mm Max
Mating Connector	Male Header HMISS56-A001
·All materials are RoHS and REACH compliant. Halogen-free options are available.

Key Features & Advantage:

Ultra-Compact & Space-Saving: The 1.27mm micro-pitch and 4.5mm low profile maximize space utilization on dense PCBs, significantly reducing the overall device footprint.
Reliable SMT Assembly: Specifically designed for Surface Mount Technology (SMT) production lines, ensuring high coplanarity and absolute stability during automated pick-and-place processing.
Superior Contact Reliability: Equipped with high-elasticity phosphor bronze dual-beam contacts to maintain consistent connection force, lower electrical resistance, and enhance durability.
High-Temperature Resistant Insulator: Available in PBT, NL6T, and LCP options (UL 94V-0 rated) to seamlessly withstand intense lead-free reflow soldering processes.
Flexible Packing Configurations: Supports dynamic automated assembly workflows with premium packaging alternatives, including Tray, Tube, Cap+Tube, or Cap+Tape & Reel.
Eco-Friendly and Certified: 100% compliant with global RoHS & REACH regulations, ensuring restricted substances are entirely absent. Halogen-free formulations are available upon request.

Drawing

Classic Applications

This versatile 2.54mm female header is widely used across various industries requiring reliable board-to-board or wire-to-board stacking solutions:

Industrial Automation: PLCs, CNC controllers, industrial motherboards, and sensor interface modules.
Embedded & Development Boards: Perfect for Raspberry Pi expansions, Arduino shields, and DIY microcontroller projects.
Telecommunications: Network routers, switches, gateways, and communication base stations.
Medical Devices: Diagnostic equipment, patient monitoring systems, and laboratory instrumentation.
Power Supplies & Energy: Inverters, BMS (Battery Management Systems), and power distribution units (PDUs).