Jasoz T-G203 CAT7 10Gbps RJ45 Inline Coupler | Aluminum Shielded Ethernet Cable Extension Adapter (Space Gray)

Is your Ethernet cable too short to reach your router, gaming console, or PC? Instead of wasting time and money re-crimping or buying expensive long cables, the Jasoz T-G203 CAT7 RJ45 Inline Coupler is your perfect plug-and-play solution. Effortlessly connect two standard RJ45 patch cords together in seconds to extend your connection with zero signal loss.

• 10Gbps Blazing-Fast Speed: Fully compatible with CAT6, CAT6A, CAT7, and CAT8 Ethernet cables. It supports data transfer speeds up to 10Gbps, ensuring ultra-low latency and peak stability for NAS data backups, 4K/8K video streaming, and high-performance gaming.
• Premium Aluminum Shell with Heat-Dissipation Grooves: Far superior to cheap, fragile plastic couplers. The anodized aluminum alloy casing resists oxidation and rust. Its unique heat-sink ridge design efficiently dissipates heat generated during intensive 10GbE network operations, guaranteeing 24/7 reliability.
• Advanced Double Shielding Prevention: Features a solid metal outer chassis combined with an independently shielded internal PCB layout. This robust dual-layer mechanism blocks electromagnetic interference (EMI) and prevents cross-talk for a cleaner signal path.
• Gold-Plated Phosphor Bronze Contacts: Engineered with high-elasticity phosphor bronze pins covered in premium gold plating. It withstands hundreds of insertions without loosening or oxidizing, eliminating common network drops where speeds mysteriously degrade from 1Gbps to 100Mbps.

JASOZ T-G203 10Gbps Ethernet Coupler Product Specifications

• Brand: Jasoz
• Model: G172
• SKU: T-G203
• Product Type: RJ45 Inline Coupler (Female to Female)
• Interface Connectors: Dual RJ45 Ports (8P8C Standard)
• Cable Compatibility: CAT5e / CAT6 / CAT6A / CAT7 / CAT8 (Supports both UTP and STP/FTP shielded cables)
• Maximum Speed: Up to 10Gbps (Requires CAT6A cables or above)
• Maximum Transmission Distance: Supports a total length of up to 100 meters (For optimum 10Gbps performance, keeping the total length under 80 meters is recommended)
• Interference Protection: Double Shielding — Metal outer case + internal PCB shielded ground layer
• Contact Material: Phosphor Bronze with premium gold plating
• Enclosure Material: One-piece anodized aluminum alloy with cooling ridges
• Color: Space Gray
• Packaging: Sold individually (Single piece per pack)
• Certifications: RoHS Compliant, Passed Fluke Link Test

Frequently Asked Questions (FAQ)

1. Will using an inline coupler slow down my internet or network speed?

No, not noticeably. The Jasoz T-G203 introduces negligible insertion loss (< 0.5dB) and well satisfies Fluke Link Test standards for safe operation. If you notice your speed drop significantly (e.g., from 1Gbps to 100Mbps) after connecting, the issue is almost always a faulty or poorly crimped RJ45 plug on one of your existing cables (missing one of the twisted pairs), rather than the coupler itself. We recommend testing each cable individually.

2. Can this RJ45 connector be used outdoors or buried inside walls?

It is not recommended. Although highly durable, the aluminum casing with heat-dissipation grooves is not waterproof or dustproof (it is not IP65 rated). It is designed for indoor extensions, desktop setups, server racks, NAS environments, or surface-run setups. For in-wall installations, utilizing a standard keystone jack module and wall plate is the professional choice.

3. Is this coupler backward compatible with older network setups?

Absolutely. It is fully backward compatible with CAT5e and CAT6 networks. However, please note that your total speed will be bottlenecked by the slowest cable in the link. If one of your connected lines is a CAT5e cable, your maximum bandwidth will top out at 1Gbps instead of 10Gbps. To reach full 10Gbps speeds, ensure both connected cables are at least CAT6A STP/FTP shielded lines.