1840437-1 MagJacks (ICMs) is a 1x1 Gigabit 1000BASE-T RJ45 magnetic jack with low-profile offset design, tab-down port configuration, LED indicator, EMI tabs, and RoHS compliance.
Features of 1840437-1 RJ45 with Magnetics
The 1840437-1 MagJacks is a 1x1 Gigabit MagJack (ICM) designed for reliable 1000BASE-T Ethernet connectivity in compact networking and communication equipment. With a low-profile, offset structure, tab-down port configuration, and built-in LED indicators, this MagJack is ideal for applications that require stable signal performance, space-saving PCB layout, and clear link/activity status visibility.
Engineered for modern board designs, the 1840437-1 combines magnetic and RJ45 connector functions into one integrated solution. It also includes EMI tabs for improved noise control, a through-hole mount design for strong mechanical retention, and RoHS compliance for environmentally responsible manufacturing.
The 1840437-1 MagJacks product is built around a practical feature set for board-level Ethernet design:
- Gigabit Performance: Fully optimized for 1000BASE-T networks, ensuring high-speed data transmission with zero packet loss.
- Space-Saving Design: The mid-plane/offset low-profile structure is specifically designed for slim devices and compact enclosures.
- Superior Shielding: Equipped with integrated EMI tabs for excellent noise reduction and signal isolation.
- Integrated Diagnostics: Built-in 3w-OG/Y (Orange/Green, Yellow) LEDs provide immediate, clear network activity and link status.
- Industry Compliant: 100% RoHS compliant, meeting global environmental and manufacturing standards.
Specifications of Mid-Plane RJ45 Connector
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Part Number
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1840437-1
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| Connector Type |
RJ45 |
| Applications |
10/100/1000 Base-T, AutoMDIX |
| Tab Direction |
Tab Down |
| Height Profile |
Mid-Plane |
| Mounting Type |
Through Hole |
| PoE Rating |
Non-PoE |
| Orientation |
90° Angle (Right) |
| Termination |
Solder |
| Height Above Board |
0.290" (7.37mm) |
| LED Color |
Orange, Green - Yellow |
| Number of Cores per Jack |
8 |
| Shielding |
Shielded, EMI Finger |
| Features |
Board Guide |
| Operating Temperature |
0°C ~ 70°C |
| Material flammability class |
UL 94 V-0 |
1840437-1 Drawing:
1. 1840437-1 Drawing - Mechanical
2. 1840437-1 Drawing - Schematic
3. 1840437-1 Drawing - SUGGESTED PCB LAYOUT
Materials of 1840437-1 Mid-Plane RJ45 Connector :
- Housing: High Temperature Nylon(FR2G30BL), Black, Flammability rating UL 94V-0
- Shield: Brass, 0.20mm Thick, Preplated with min 0.76 um semi-Bright Nickel; Post Dipped With 2.54um Min Sac Solder At Ground Pins.
- Contact: Phosphor Bronze, 0.25mm Thick with I.27um Min Overall Nickel Underplate Andselective I.27um min Gold Plating At Mating Interface
- Solder Tail: 0.25mm Thick, Phosphor Bronze, I.27um Min Overall Nickel Underplate 3um Min Matte Tin Plate.
- LED: Diffused Epoxy Lens, 0.50mm square Carbon Steel Wireframe Leads Preplated With2.03um min silver Over I.02um Min Nickel Underplate Over I.02um Min Copper Underplate; Post Plated With 2.54um Min Matte Tin.
Applications of Gigabit RJ45 Connector
Because of its compact footprint and robust Gigabit capabilities, the 1840437-1 MagJack is highly sought after by engineers designing:
- Slim-profile Network Switches and Routers
- Industrial PCs and Single Board Computers (SBCs)
- Telecommunications and Networking Equipment
- Set-Top Boxes and Smart Home Hubs
- IoT Gateways and Embedded Systems
Product Tags:
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1840437-1 Mid-Plane Gigabit RJ45 Connector Shielded With LEDs Images
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