Pin Header Connectors Manufacturer | Single Row, Dual Row & Right Angle PCB Headers

What Is a Pin Header Connector?

A pin header connector is one of the most fundamental components in electronics — a male connector made of one or more rows of metal pins staked into a plastic insulator. It mates with a female socket (often called a female header or receptacle) to create a reliable board‑to‑board or wire‑to‑board connection. The term pin header is often used interchangeably with “male header,” “PCB header,” or simply “header.” The pins are typically square posts (0.64mm or 0.5mm square) made of brass or phosphor bronze, and can be straight or bent at a right angle. The insulator is usually a high‑temperature thermoplastic like PBT, PA6T, or LCP, rated UL 94V‑0. For a broader history of connector technology, see Wikipedia’s entry on pin headers.

Because of their simplicity and low cost, pin header connectors are found in virtually every electronic device: Arduino shields, computer motherboards, industrial control boards, medical instruments, and automotive modules. They provide a separable interface that allows designers to easily swap modules, upload firmware, or connect off‑board peripherals. The most recognizable variant is the 2.54mm (0.1 inch) pitch single‑row header, but the family spans pitches from 0.8mm up to 5.08mm and configurations from 2 to 80 positions per row.

Pin Header Connector Types

The pin header connector family is extensive, but all variants can be classified by a handful of characteristics: number of rows, pin orientation, mounting style, and pitch. Understanding these types is the first step toward specifying the exact part you need.

Single Row Pin Header

A single row pin header has one line of pins. It is the simplest, most cost‑effective form, and is used whenever you only need a few signals or when board real estate is tight. Typical positions range from 1 to 40 pins, though custom lengths are easily produced.

Dual Row Pin Header

A dual row pin header packs two parallel rows of pins into the same length, doubling the connection density. Common in memory modules, display interfaces, and industrial backplanes. We stock dual‑row headers in all standard pitches, with or without shrouds.

Straight (Vertical) Pin Header

A straight pin header has pins that exit perpendicular to the PCB, allowing a mating connector to be plugged in vertically. This is the default orientation for most board‑to‑board stacking applications.

Right Angle Pin Header

A right angle pin header has pins bent 90 degrees so the mating direction is parallel to the board surface. This saves vertical clearance and is ideal for edge‑mounted connectors, front panels, and low‑profile enclosures.

SMT Pin Header

Surface‑mount pin header connectors have gull‑wing or J‑lead terminals that sit on PCB pads and are reflow‑soldered. They enable fully automated assembly, double‑sided board population, and compact layouts. Available in tape‑and‑reel packaging for high‑volume pick‑and‑place.

Through‑Hole Pin Header

Through‑hole pin headers have pins that pass through the PCB and are soldered on the opposite side. They provide superior mechanical anchoring and are preferred for connectors that will be mated and unmated frequently, or in high‑vibration environments.

Pin Header Pitch Guide

Pin header connector pitch — the distance from one pin center to the next — is the single most important dimensional parameter. The table below summarizes the five most common pitches and where they are used.

When selecting pitch, consider not only the available board space but also the current‑carrying capacity and the robustness required.

Pin Header vs Female Header

One of the most common questions from engineers new to connectors is the difference between a pin header and a female header. The table below clarifies the distinction.

In most designs, the pin header is placed on the main PCB or module, and the female socket is attached to the cable or daughterboard. Both are required to complete the connection, which is why Vistar Electronics stocks both genders in matching pitches.

Gold Plated vs Tin Plated Pin Headers

When browsing pin header connector datasheets, you will almost always see “gold” or “tin” as the contact finish. The choice impacts cost, durability, and environmental resistance.

Gold‑plated pin headers use a layer of gold (typically 0.25–0.76µm) over a nickel underplate. The nickel provides a hard barrier, while the gold prevents oxidation. Tin plating is applied directly over the copper alloy or with a copper undercoat. For critical signal paths or outdoor applications, gold is the safer bet; for disposable or short‑lifecycle products, tin often suffices. Our engineering team can help you decide based on your target cost and reliability requirements.

SMT vs Through‑Hole Pin Headers

Another key decision is surface‑mount versus through‑hole pin header connectors. The table below highlights the trade‑offs.

Many customers prototype with through‑hole pin headers for easy hand‑soldering and then switch to SMT for mass production. We supply both styles in the same pitch and pin counts, so you can transition seamlessly.

How to Choose the Right Pin Header Connector

Selecting the optimal pin header connector involves five straightforward steps:

1. Determine pitch: Based on your board density and mating part. 2.54mm is the default unless space is tight.
2. Select number of rows: Single row for simple routing, dual row for higher density. Triple row available for 2.54mm specialty needs.
3. Choose orientation: Straight for vertical stacking, right angle for horizontal mating or edge connections.
4. Decide mounting: SMT for automated assembly, through‑hole for mechanical strength.
5. Pick plating: Gold for reliability and high cycles, tin for cost savings.

Once you have these parameters, use the filters on this page to narrow down the part numbers. Download the 3D model for your selected pin header, place it in your PCB layout, and request a free sample to confirm the mechanical fit before finalizing your order.

Common Pin Header Applications

The pin header connector is a universal building block. In embedded systems, 2.54mm single‑row headers provide standard I/O expansion on Arduino and Raspberry Pi boards. In industrial controls, dual‑row 2.0mm headers connect sensor modules and HMI displays. Medical devices often use 1.27mm gold‑plated pin headers for reliable, low‑resistance connections in portable diagnostic equipment. Consumer wearables push the pitch down to 0.8mm to save every square millimeter of board space.

Pin Header Connector Manufacturing & Quality

At Vistar Electronics, every pin header connector is manufactured under strict ISO 9001 quality controls. Raw material — brass or phosphor bronze wire — is cut to length, formed, and staked into precision‑molded thermoplastic insulators. Plating is applied via barrel or selective plating to achieve the specified gold or tin thickness. Finished connectors are then tested for contact resistance (four‑wire Kelvin method), insulation resistance, and visual defects. Mechanical retention tests are performed on a per‑lot basis. We also comply with IEC 60512 connector testing standards, ensuring our pin headers meet international performance requirements.

Why Our Pin Headers Outperform Generic Imports

Not all pin header connectors are created equal. Cheaper imports often use recycled brass with inconsistent plating thickness, leading to high contact resistance and premature oxidation. Our connectors use virgin phosphor bronze or high‑conductivity brass, with gold plating strictly controlled to a minimum of 0.25µm. The insulators are molded from genuine UL‑listed LCP or PA6T, ensuring they survive lead‑free reflow temperatures. This translates into higher reliability, lower field returns, and a longer service life for your end product. When your reputation depends on every connection, choose Vistar Electronics pin headers.