

Apex Instruments, Inc
"Proven Equipment for the Oil and Gas Industry for over 25 years"
A leading supplier of Petrochemical equipment in the Rocky Mountain & High Plains Region for over 25 years.
Founded in 1998, Apex Instruments is headquartered in Centennial, Colorado.
We have sales representatives that cover the States of Colorado, New Mexico, Oklahoma, Utah, Montana, Idaho, Nebraska, Kansas, Arkansas, North Dakota, South Dakota, Texas, and Wyoming.
We supply cutting edge measurement technology & proven devices to benefit our customer's operating efficiency & accuracy.
Apex Instruments has an ISO 17025 Accredited Metrology Calibration Lab that provides Accredited Calibrations, NIST Tracelable calibrations, and repairs for test equipment.
Tech Bundles

Ralston DPOV-0000
The New Tech Starter Bundle is a complete, field-ready calibration package built to equip technicians with the essential tools for accurate and efficient pressure and signal verification. This bundle includes the Ralston DPOV-0000 hand pump for precise pressure generation, the Ralston Nitropak for clean and portable nitrogen supply, the PIE Cal 211 for reliable loop and signal calibration, and the Crystal IS33 36/3000 for high-accuracy intrinsic safe pressure measurement. Together, these industry-trusted instruments provide a versatile, dependable solution for commissioning, troubleshooting, and routine maintenance in industrial environments.
New Tech Starter Bundle

Ralston Nitro-Pak
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Crystal IS33 36/3000
Pie Cal 211


Crystal 3000psi XP3i
The pro calibration & diagnostics bundle is a versatile, high-performance calibration package designed for technicians who need advanced pressure and loop diagnostics in the field. This bundle features the Additel 918 hand pump for stable and precise pressure generation, the Crystal XP3i 3000 psi digital pressure gauge for rugged, high-accuracy pressure measurement, the Fluke 789 ProcessMeter™ for sourcing, measuring, and simulating mA signals, and the Fluke 773 Milliamp Process Clamp Meter for troubleshooting live loops without breaking the circuit. Together, these industry-proven tools provide a powerful, all-in-one solution for commissioning, calibration, and advanced process troubleshooting.
Pro Calibration & Diagnostics Bundle

Additel 918 Pneumatic Pump
Fluke 789
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Fluke 773
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