LONELY BINARY

75pcs 2.54mm Male hearder and Female Breadboard Pin Headers (20x40-pin Female headers, 55x40-pin Male headers) with Storage Case Compatible with Arduino ESP32 STEM DIY Projects

Name: 75pcs 2.54mm Male hearder and Female Breadboard Pin Headers (20x40-pin Female headers, 55x40-pin Male headers) with Storage Case Compatible with
Brand: LONELY BINARY
SKU: B0FDBK8YTY
Price: 12.99 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-06

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$12.99

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View Current Price on Amazon → Compare to similar displays & upscalers

*Price sourced from Amazon.com. Price and availability subject to change.

Bottom line: The 75pcs 2.54mm Male hearder and Female Breadboard Pin Headers (20x40-pin Female headers, 55x40-pin Male headers) with Storage Case Compatible with Arduino ESP32 STEM DIY Projects is a niche pick — read recent reviews before buying in the displays & upscalers category, priced around $12.99. Compare close alternatives before committing.

SpecPicks Verdict

SpecPicks scored 75pcs 2.54mm Male hearder and Female Breadboard Pin Headers… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the displays & upscalers category. LONELY BINARY's displays & upscalers lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

Common buyer scenarios for displays & upscalers of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ 【Supports STEM Education】Facilitates hands-on electronics and coding lessons in classrooms
✓ Backed by LONELY BINARY's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

【Comprehensive 75-Piece Set】20x40-pin female headers, 55x40-pin male headers; ideal for prototyping
【2.54mm Pitch Compatibility】Ensures seamless fit with Arduino IDE, Raspberry Pi, ESP32, PCBs, and breadboards
【Customizable 11mm Pins】Snap or cut headers to custom lengths for PCB prototyping and circuit modifications
【Ideal for IoT Projects】Connects Raspberry Pi and ESP32 for smart home and sensor applications
【Perfect for Robotics】Supports secure connections for motor controls and robotic circuit builds
【Supports STEM Education】Facilitates hands-on electronics and coding lessons in classrooms

Full Specifications

Brand	LONELY BINARY

Ready to buy?

75pcs 2.54mm Male hearder and Female Breadboard Pin Headers (20x40-pin Female headers, 55x40-pin Male headers) with Storage Case Compatible with Arduino ESP32 STEM DIY Projects is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

View Current Price on Amazon →

*Price sourced from Amazon.com. Price and availability subject to change.