Molex / Brad Mini-Fit Jr. 20-Way PCB Header Assembly, 4.2mm Pitch
Molex/Brad 20-way PCB header for power connections. 4.2mm pitch, shrouded, positive lock. Accepts Mini-Fit terminals.
The Molex / Brad Mini-Fit Jr. 20-Way PCB Header Assembly is a high-quality, shrouded connector designed for secure and reliable power connections on printed circuit boards (PCBs). This through-hole header features a positive locking mechanism to prevent accidental disconnection, ensuring a stable electrical link in demanding applications. Its polarized mating geometry guarantees correct orientation every time, protecting against incorrect insertion that could damage components. The scoop-proof housing design further enhances reliability by preventing pins from being bent or misaligned during the mating process.
Compatible with standard Mini-Fit and Mini-Fit Plus crimp terminals, this header offers excellent versatility within the proven Mini-Fit Jr. 5566 product range. The robust brass contacts are tin-plated to provide good conductivity and corrosion resistance, supporting consistent power delivery. With a compact 4.2mm pitch and a two-row configuration, it allows for efficient use of board space while delivering 20 individual contact points.
Key Features & Specifications
- Connector Type: PCB Mount Header
- Contact Configuration: 20 contacts arranged in 2 rows
- Pitch Spacing: 4.2mm
- Termination: Through-hole, straight
- Housing: Shrouded, scoop-proof design
- Locking: Positive locking housings for secure mating
- Mating Safety: Polarized geometry prevents mis-mating
- Contact Material: Brass with tin plating
- Compatibility: Accepts standard Mini-Fit and Mini-Fit Plus crimp terminals
- Dimensions: 33mm (Width) x 43mm (Height) x 15mm (Depth)
- Weight: 4 grams
This header assembly is an ideal choice for engineers and technicians requiring a dependable, industry-standard power connector for PCB-level integration in various electronic devices and systems.
- Power supply unit (PSU) connections
- Internal PCB power distribution
- Industrial control systems
- Computer and server hardware
- Connector Systems: Power
- Pitch Spacing: 4.2mm
- Number of Rows: 2 Rows
- Number of Contacts: 20 Contacts
- Contact Termination Type: Through Hole Straight
- Product Range: Mini-Fit Jr. 5566
- Connector Shroud: Shrouded
- Contact Material: Brass
- Contact Plating: Tin Plated Contacts
- Connector Type: PCB Header
- Weight: 4 grams
- Height: 43 mm
- Width: 33 mm
- Depth: 15 mm
- of Rows: 2Rows
- of Contacts: 20Contacts
- SVHC: No SVHC (25-Jun-2025)
Always follow local regulations and product guidance.
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
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