Introduction:
Consistent Ethernet connectivity defines the RJ45 jack with transformer, which is engineered to support reliable 10/100 Base-T networks in extreme industrial conditions. High-density PCB layouts benefit from the top-entry vertical orientation that saves significant board space compared to right-angle models. Robust black PA66 insulation ensures the module operates safely within a wide temperature range of -40°C to 85°C. To block electromagnetic interference effectively, a nickel-plated brass shield provides complete STP protection. Secure mechanical attachment relies on through-hole termination and a built-in board lock. Integrated green and yellow LEDs supply immediate status updates. Gold-plated contacts strictly maintain resistance below 20mΩ for this RJ45 jack with transformer.
Key Features
- 10/100 Base-T Performance: Facilitates reliable Fast Ethernet data transmission speeds.
- Industrial Temperature Range: Operates flawlessly in environments between -40°C and 85°C.
- Space-Saving Vertical Design: Top-entry orientation optimizes high-density board layouts.
- Full Brass Shielding: Nickel-plated housing blocks severe electromagnetic interference.
- Secure Through Hole Mounting: Integrated board locks ensure stable PCB retention.
Main Specifications:
General Information:
| Product No.: | MTJ-88AX1-FSN-LH-M5 | |
| Series: | MTJ | |
| Category: | RJ45 Magnetic Jacks | |
| Product Type: | RJ45 Jack | |
| Number of Positions/Contacts: | 8P8C | |
| Number of Ports: | 1×1 Port | |
| Mounting Orientation: | Vertical | |
| Mounting Type: | Through Hole | |
| Termination Method: | Solder | |
| Speed: | 10/100 Base-T | |
| Integral Magnetics: | Yes | |
| PoE Rating: | Non-PoE | |
| Latch Direction: | Tab-Up | |
| Shielding: | Full Shield | |
| LED indicator: | Left: Green, Right: Yellow |
Electrical:
| Rated Voltage: | 150V AC | |
| Contact Resistance: | 20mΩ Max | |
| Insulation Resistance: | 500mΩ Min |
Materials and Plating:
| Insulator Material: | PA66 | |
| Insulator Color: | Black | |
| Contact Material: | Copper Alloy | |
| Contact Plating: | Gold over Nickel Plated | |
| Shield Material: | Brass, Nickel plated |
Environmental:
| Operating Temperature: | -40°C ~ +85°C | |
| Flammability Rating: | UL 94 V-0 |
Structure of Modular Jack
Engineering Options of RJ45 Modular Jack
Applications:
- Data Center Servers & Storage
- High-End Network Switches
- Industrial Ethernet Systems
- 5G Wireless Infrastructure
- IP Security and Surveillance
- Medical Imaging Equipment
- Smart Home and IoT Gateways
- Consumer Electronics and Gaming
Factory pricing and exceptional product quality. OEM & ODM Services. Get a free quote now! 


