Located in Plano, Texas, Texas Test Plugs is your trusted source for precision-engineered test plugs, gauge adapters, pressure gauges, and pressure instrumentation. Built to meet the strict standards of the Buy America Act and Made in America, our products deliver reliable performance with off-the-shelf availability and decades of manufacturing expertise.
Carefully sourced leather, synthetic, and technical fabrics for durability and comfort.
Customized designs with your logo, packaging, and branding requirements.
Modern production units with strict quality control systems.
Reliable shipping to USA, Europe, Middle East, and international markets.
From durable P/T test plugs to liquid-filled pressure gauges and complete test kits, our product line is designed for accuracy, reliability, and long-term field performance across a wide range of systems and environments.
Available in both brass and stainless steel, our P/T test plugs provide dependable pressure and temperature access points for hydronic and HVAC systems while maintaining long-term durability.
Our test kits simplify field diagnostics by organizing gauges, adapters, and thermometers into one convenient solution, making system testing faster, more accurate, and more efficient.
Our liquid-filled pressure gauges are designed to perform in high-vibration and demanding applications, providing stable readings, extended service life, and dependable accuracy in the field.
Based in Plano, Texas, Texas Test Plugs has built a reputation for delivering high-quality test plugs, gauge adapters, pressure gauges, and pressure instrumentation for demanding applications. With decades of manufacturing experience, we focus on precision engineering, consistent quality, and dependable off-the-shelf availability. Our products are proudly Made in America and built to meet the requirements of the Buy America Act, supporting critical systems across multiple industries.
We stand behind the quality of our manufacturing with a two-year warranty on all P/T plugs and pressure gauges, ensuring dependable performance and long-term value.
Our products are widely used in hydronics, geothermal, natural gas, and HVAC applications, delivering accurate pressure measurement and reliable system access for critical infrastructure and mechanical systems.
We partner with small and emerging companies ready to move from prototype to production, offering precision manufacturing, scalable processes, and the experience needed to support the next stage of growth.
With decades of manufacturing experience, Texas Test Plugs delivers high-quality pressure instrumentation built in America and available off the shelf to meet demanding project timelines.
Contact our team to discuss your requirements and receive fast, accurate pricing on test plugs, gauges, kits, or custom manufacturing solutions.