GelGuard RJ modular jacks and plugs offer increased environmental protection for telephone jacks, traditionally the most vulnerable component in the distribution loop. RJ jacks and plugs are filled with Tyco's proven, patented GelGuard gel, which exceed the performance of grease-filled or grommeted products for preventing corrosion and preserving signal quality.

• UL listed and Bellcore specification compliant
• exceed Bellcore's conditional requirements for withstanding salt fog and water immersion testing
• prove ideal for use in damp and/or corrosive conditions