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Molex Micro-Fit 3.0 Series Straight Through Hole PCB Header 18 Contacts 3 mm Pitch 2 Row Shrouded 43045-1812

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Molex Micro-Fit 3.0 Series Straight Through Hole PCB Header 18 Contacts 3 mm Pitch 2 Row Shrouded 43045-1812

Name: Molex Micro-Fit 3.0 Series Straight Through Hole PCB Header 18 Contacts 3 mm Pitch 2 Row Shrouded 43045-1812
Brand: Molex
SKU: 206239
Price: 2.62 USD
Availability: InStock

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Category PCB Headers Brand Molex Condition New

Specifications

Country of Origin	India
Voltage	250V
Brand	Molex
Orientation	Straight
Current	5A
Mount Type	Through Hole
Housing Material	Thermoplastic
Contact Material	Brass
Series	Micro-Fit 3.0
Termination Type	Solder
Maximum Operating Temperature	105°C
Minimum Operating Temperature	-40°C
Number of Rows	2
Pitch	3mm
Contact Plating	Tin
Number of Contacts	18
Contact Gender	Male
Shrouded/Unshrouded	Shrouded
Connector System	Wire-to-Board
Mating Pin Length	3mm

Key Features

Features a compact 3.0 mm pitch for space-saving PCB applications.
Comprises 18 brass contacts with tin plating ensuring reliable conductivity.
Supports current up to 5A for low to mid-range power distribution.
Constructed with thermoplastic housing rated for high operating temperatures up to 105°C.
Provides positive latching and polarizing pegs for secure and precise PCB alignment.
Dual-row, straight orientation with shrouded design enhances connector safety and durability.
Suitable for through-hole solder termination with kinked solder legs for improved retention.
Compatible with SMT processes, reducing assembly costs and complexity.

Product Description

Molex 43045-1812 Micro-Fit 3.0 Series Straight Through Hole PCB Header is a specialized PCB connector designed for robust low to mid-range power and signal applications. This shrouded, dual-row header features 18 brass contacts spaced on a 3 mm pitch, providing a compact footprint while accommodating up to 5 amperes of current with reliable electrical performance.

The thermoplastic housing material demonstrates high thermal resistance, supporting soldering temperatures up to 265°C during IR reflow processes, ensuring durability and integrity of solder joints. Its through-hole mounting design is SMT compatible, which reduces manufacturing complexities and costs.

With positive latching via locking ramps and PCB polarizing pegs, this header ensures secure mating connections and precise placement to prevent misalignment or accidental disconnections. The contacts are fully isolated within the housing to minimize arcing and maintain signal integrity.

Engineered for a wide variety of applications, Molex Micro-Fit 3.0 headers are ideal for consumer electronic devices, industrial machinery, data communications equipment, medical instruments, telecommunications, and solar power systems, amongst others.

The 43045-1812 variant specifically offers a 2-row, 18-contact configuration with straight orientation and tin-plated brass contacts for economical yet dependable connector solutions.

Compact 3 mm pitch dual-row design. Current rating up to 5A and voltage rating of 250V. Thermoplastic housing rated for up to 105°C operating temperature. Positive latching and PCB polarizing pegs for secure connections.

Through-hole mount with kinked solder legs for enhanced retention. Contacts of brass material with tin plating. Operating temperature range -40°C to 105°C. Fully isolated contacts to reduce arcing and improve reliability.

Explore the comprehensive range of Molex Micro-Fit 3.0 Series connectors to ensure optimal performance in your PCB-based power and signal distribution systems. Available now through EnvMart's electronics components category.

Explore more products in our PCB Headers category.