Tripp Lite P440-89FM DB9 to RJ45 Modular Serial Data Transfer Adapter, Male/Female Connectors, RS-232/422/485 Compatible, Color-Coded Wires, Black - P440-89FM (Lifetime Warranty)

DB9 male to RJ45 female adapter with color-coded wires and knurled thumbscrews-alternate-image1
Side view of DB9 male connector and RJ45 female port adapter with mounting points-alternate-image2
Close-up view of RJ45 connector end with exposed color-coded wires-alternate-image3
Detailed view of RJ45 female connector interface with mounting screws-alternate-image4
Close-up of DB9 male connector showing pin configuration-alternate-image5
Front view of DB9 connector showing detailed pin arrangement-alternate-image6
Angled view of DB9 female connector showing mounting holes and pin layout-alternate-image7
Front view close-up of DB9 connector pin arrangement with metal housing-alternate-image8
DB9 male to RJ45 female adapter with color-coded wires and knurled thumbscrews-alternate-image1
Side view of DB9 male connector and RJ45 female port adapter with mounting points-alternate-image2
Close-up view of RJ45 connector end with exposed color-coded wires-alternate-image3
Detailed view of RJ45 female connector interface with mounting screws-alternate-image4
Close-up of DB9 male connector showing pin configuration-alternate-image5
Front view of DB9 connector showing detailed pin arrangement-alternate-image6
Angled view of DB9 female connector showing mounting holes and pin layout-alternate-image7
Front view close-up of DB9 connector pin arrangement with metal housing-alternate-image8
DB9 male to RJ45 female adapter with color-coded wires and knurled thumbscrews-alternate-image1
Side view of DB9 male connector and RJ45 female port adapter with mounting points-alternate-image2
Close-up view of RJ45 connector end with exposed color-coded wires-alternate-image3
Detailed view of RJ45 female connector interface with mounting screws-alternate-image4
Close-up of DB9 male connector showing pin configuration-alternate-image5
Front view of DB9 connector showing detailed pin arrangement-alternate-image6
Angled view of DB9 female connector showing mounting holes and pin layout-alternate-image7
Front view close-up of DB9 connector pin arrangement with metal housing-alternate-image8
Tripp Lite P440-89FM DB9 to RJ45 Modular Serial Data Tran...
DB9 male to RJ45 female adapter with color-coded wires and knurled thumbscrews-alternate-image1
Side view of DB9 male connector and RJ45 female port adapter with mounting points-alternate-image2
Close-up view of RJ45 connector end with exposed color-coded wires-alternate-image3
Detailed view of RJ45 female connector interface with mounting screws-alternate-image4
Close-up of DB9 male connector showing pin configuration-alternate-image5
Front view of DB9 connector showing detailed pin arrangement-alternate-image6
Angled view of DB9 female connector showing mounting holes and pin layout-alternate-image7
Front view close-up of DB9 connector pin arrangement with metal housing-alternate-image8

Tripp Lite P440-89FM DB9 to RJ45 Modular Serial Data Transfer Adapter, Male/Female Connectors, RS-232/422/485 Compatible, Color-Coded Wires, Black - P440-89FM (Lifetime Warranty)

Tripp Lite P440-89FM

$13.85
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Availability: Sold out!
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  • Lifetime Warranty
  • 30 Day Returns
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Product Key Features

  • 🔌 DB9 Male to RJ45 Female adapter for serial-to-network connectivity
  • 🌐 Compatible with RS-232, RS-422, and RS-485 serial connections
  • 🔧 Supports connection to terminals, printers, modems, and POS devices
  • 🛡️ Color-coded wiring for easy troubleshooting
  • 🔒 Secure attachment with knurled thumbscrews
  • 💻 Works with Cat5e/6 twisted-pair cabling
  • ♾️ Lifetime warranty coverage
  • ✅ RoHS compliant and environmentally friendly
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Tripp Lite P440-89FM DB9 to RJ45 Modular Serial Data Transfer Adapter, Male/Female Connectors, RS-232/422/485 Compatible, Color-Coded Wires, Black - P440-89FM (Lifetime Warranty)

This item: Tripp Lite P440-89FM DB9 to RJ45 Modular Serial Data Tran...

$13.85

Total price: $13.85
  • Description
  • Tech Specs
  • Refund Policy

Tripp Lite

P440-89FM

Tripp Lite P440-89FM DB9 to RJ45 Modular Serial Adapter - Data Transfer Solution

Transform your serial device connectivity with the Tripp Lite P440-89FM DB9 to RJ45 Modular Serial Adapter. This versatile male-to-female adapter enables seamless integration of terminals, serial printers, modems, and POS devices with modern Cat5e/6 network infrastructure, eliminating the need for costly hardware upgrades.

Advanced Connectivity Features

  • DB9 male to RJ45 female conversion for flexible serial connections
  • Compatible with RS-232, RS-422, and RS-485 serial protocols
  • Color-coded twisted-pair wiring for simplified troubleshooting
  • Secure connection with slotted, knurled thumbscrews
  • Direct connection capability from desktop terminals to central patch or MUX

Technical Specifications

Connector Type (First End) 1 x 9-pin DB-9 Serial Male
Connector Type (Second End) 1 x RJ-45 Network Female
Color Black
Environmental Compliance RoHS Certified
Warranty Lifetime Limited Warranty

Applications and Benefits

Perfect for network administrators and IT professionals looking to integrate legacy serial devices with modern network infrastructure. The P440-89FM adapter provides a cost-effective solution for maintaining existing serial equipment while leveraging the benefits of twisted-pair Cat5e/6 cabling. Its versatile design supports multiple serial protocols, making it ideal for diverse industrial and commercial applications.

Return Policy

Time to Return

Standard Return Policy

We offer a hassle-free 30-day returns policy for domestic (US) orders, excluding non-refundable items. Refund or Replacement within 30 days of the delivery date. All products that fall under the Standard Return Policy qualify for our 30-Day Hassle-Free Returns. Please see the section above for more details.

Replacement Only Return Policy

Replacement within 30 days of the delivery date.

Manufacturer Only Return Policy

Covered by the manufacturer's warranty. Please refer to the terms and conditions for the manufacturer's warranty or contact the manufacturer.

Holiday Extended Return Policies

Extended Holiday Return Policy.

Qualifying purchases of products displaying the " Extended Holiday Return Policy ", from November 1st, 2023 to December 25, 2023, are eligible for a Refund or Replacement until January 31, 2024.

Extended Holiday Replacement-Only Return Policy

Qualifying purchases of products displaying the " Extended Holiday Replacement-Only Return Policy ", from November 1st, 2023 to December 25, 2023, are eligible for a Replacement until January 31, 2024.

DB9 male to RJ45 female adapter with color-coded wires and knurled thumbscrews

Seamless Integration of Legacy Serial Devices with Modern Networks

The DB9 to RJ45 adapter bridges the gap between traditional serial equipment and contemporary network infrastructure. The color-coded wiring system and robust construction ensure reliable connections while simplifying installation and maintenance procedures. The adapter's precision engineering supports multiple serial protocols, making it an essential tool for system integrators and IT professionals.

Technical Specifications

  • DB9 male connector with 9-pin configuration for serial connectivity
  • RJ45 female port compatible with Cat5e/6 cabling standards
  • Multi-protocol support for RS-232, RS-422, and RS-485 communications

Applications

  • Connecting legacy serial printers to modern network infrastructure
  • Integrating industrial control systems with ethernet networks
  • Modernizing point-of-sale terminal connections
Side view of DB9 male connector and RJ45 female port adapter with mounting points

Dual-Interface Design for Maximum Compatibility

This adapter features a precision-engineered DB9 male connector paired with an RJ45 female port, enabling seamless integration between serial devices and network infrastructure. The sturdy metal housing and secure mounting points ensure reliable connections in demanding environments. Color-coded wiring terminals facilitate quick and accurate installations.

Technical Specifications

  • Knurled thumbscrews for secure mounting
  • Metal housing for enhanced durability
  • Integrated strain relief for cable protection

Applications

  • Data center serial console management
  • Industrial automation system integration
  • Network equipment configuration access
Close-up view of RJ45 connector end with exposed color-coded wires

Enhanced Signal Integrity with Professional Build Quality

The adapter's robust construction and precision-engineered contacts ensure reliable signal transmission across various serial protocols. The integrated strain relief and secure mounting system protect connections in high-vibration environments. Premium materials and manufacturing standards guarantee long-term performance reliability.

Technical Specifications

  • Gold-plated contacts for optimal conductivity
  • Reinforced wire terminations for durability
  • Industrial-grade plastic housing

Applications

  • Mission-critical industrial control systems
  • Secure financial terminal connections
  • Healthcare equipment integration
Detailed view of RJ45 female connector interface with mounting screws

Precision-Engineered RJ45 Interface

The RJ45 connector features precisely machined contacts and robust internal architecture for consistent network connectivity. The adapter's thoughtful design includes protective housing and secure mounting options for reliable long-term operation. Each connection point is engineered to maintain signal integrity across extended cable runs.

Technical Specifications

  • Eight-position modular jack configuration
  • Shielded connector design
  • Secure mounting points for stability

Applications

  • Extended-distance serial connections
  • Secure facility access control systems
  • Remote equipment monitoring stations
Close-up of DB9 male connector showing pin configuration

Professional-Grade DB9 Serial Interface

The DB9 connector features precision-machined pins and durable metal housing for reliable serial connections. The adapter's robust construction ensures consistent performance in demanding industrial environments. Each pin is engineered to maintain optimal contact pressure for stable data transmission.

Technical Specifications

  • Nine-pin D-subminiature configuration
  • Machined metal housing for durability
  • Standardized pin layout for universal compatibility

Applications

  • Legacy equipment integration
  • Industrial control panel connections
  • Scientific instrument data acquisition
Front view of DB9 connector showing detailed pin arrangement

High-Reliability DB9 Pin Configuration

Each pin in the DB9 connector is precisely positioned for optimal contact alignment and signal integrity. The metal housing provides electromagnetic shielding while ensuring mechanical stability. The standardized pin layout supports universal compatibility across serial devices.

Technical Specifications

  • Precision-aligned pin configuration
  • EMI-shielded housing design
  • Industry-standard pin spacing

Applications

  • Critical infrastructure monitoring
  • Manufacturing equipment integration
  • Laboratory instrument connectivity
Angled view of DB9 female connector showing mounting holes and pin layout

Robust DB9 Female Connection Interface

The female DB9 connector features a rugged metal housing and precision-engineered pin receptacles for secure connections. The mounting holes are reinforced to withstand repeated attachment cycles, while the connector face maintains perfect alignment for reliable mating.

Technical Specifications

  • Reinforced mounting points
  • Precision-machined pin receptacles
  • Corrosion-resistant metal housing

Applications

  • Industrial automation systems
  • Telecommunications equipment connections
  • Security system integration
Front view close-up of DB9 connector pin arrangement with metal housing

Industrial-Grade Pin Configuration

The nine-pin configuration delivers reliable serial communication across multiple protocols. Each pin cavity is precisely engineered for optimal contact pressure and signal integrity. The metal housing provides superior durability and electromagnetic shielding for demanding industrial applications.

Technical Specifications

  • Nine-position serial interface
  • Heavy-duty metal construction
  • Enhanced EMI protection

Applications

  • Process control equipment connection
  • Data acquisition system integration
  • Industrial network management
FAQ
The Tripp Lite P440-89FM is a DB9 to RJ45 Modular Serial Adapter (M/F) designed to connect serial devices like terminals, printers, modems, and POS systems to networks using twisted-pair Cat5e/6 cabling. Its primary purpose is to enable serial signal transmission over modern network cabling, eliminating the need for hardware upgrades and providing a cost-effective connectivity solution.
The P440-89FM features two different connectors: a male DB-9 serial connector (9-pin) on one end and a female RJ-45 network connector on the other end. This configuration allows for converting traditional serial connections to modern network cable connections, making it versatile for various serial communication setups.
The Tripp Lite P440-89FM is compatible with multiple serial protocols including RS-232, RS-422, and RS-485 connections. This versatility makes it ideal for creating customized modular serial connections across different types of equipment and communication standards.
The adapter features slotted, knurled thumbscrews that provide quick and secure attachment to devices. This design ensures a stable connection and allows for easy installation and removal without requiring additional tools.
The Tripp Lite P440-89FM comes with a lifetime limited warranty, demonstrating Tripp Lite's confidence in the product's durability and long-term performance.
Yes, the P440-89FM is environmentally friendly and RoHS certified, ensuring compliance with restrictions on hazardous substances in electronic equipment. This certification demonstrates Tripp Lite's commitment to environmental responsibility.
The adapter includes color-coded twisted-pair wires that simplify the troubleshooting process. This color-coding system makes it easier to identify and resolve connection issues, saving time during installation and maintenance.
The P440-89FM can connect various serial devices including terminals, serial printers, modems, and Point of Sale (POS) systems. It's particularly useful for connecting dumb desktop terminals to a central patch or directly to a MUX (multiplexer), offering flexible connectivity options for legacy serial equipment.

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