L&L Maritime Corporation supplies pressure calibration instruments and portable kits for marine and offshore applications through partnerships with AMETEK and Cameron Instruments. The range includes digital pressure gauges, pneumatic and hydraulic hand pumps, hoses and fittings, with carrying-case options for onboard use. For applications requiring DNV approval, the m1M digital pressure gauge offers a manufacturer-recommended three-year calibration interval. Our team can help you select the appropriate instrument and kit for your requirements.
m1 Digital Test Gauge
Offers ±0.2% of reading accuracy with a robust stainless steel sensor, wide pressure ranges, and digital resolution ideal for calibration, diagnostics, and high-precision pressure monitoring.
XP2i Digital Test Gauge
XP2i Digital Test Gauge is an ultra-rugged, intrinsically safe gauge with up to 15,000 psi range, high accuracy, corrosion-resistant marine-grade enclosure, and optional data logging, ideal for replacing multiple gauges with no menu or manual needed.
XP3i Digital Test Gauge
Rugged digital pressure gauge designed for harsh environments. Offers high accuracy, fast response, and a wide pressure range. Ideal for field calibration, testing, and maintenance in demanding industrial settings.
nVision Reference Pressure Recorder
The nVision Reference Pressure Recorder is a highly accurate, rugged, and portable datalogger that replaces deadweight testers, visualizes real-time pressure measurements up to 15,000 psi, and records tamper-proof digital data across a wide range of conditions—all with NIST-traceable calibration included.
HPC40 Series Pressure Calibrator
The HPC40 Series is a rugged handheld calibrator measuring pressure, temperature, current and voltage. It offers pressure accuracy up to ±0.035% of reading, −20°C to 50°C temperature compensation, mA measurement and sourcing, 24 V loop power, and a selectable 250 Ω HART resistor.
ASC-400 - Advanced Multi-Signal Calibrator
The ASC-400 is a versatile process calibrator with a full-colour display, intuitive controls, and the ability to handle multiple signal types for fast, accurate calibration in marine and industrial settings.
Crystal Pressure Fittings
Crystal Pressure Fittings are high-performance, stainless steel quick-test fittings rated up to 10,000 psi, featuring a patented finger-tight O-ring seal, safety weep hole, and laser-marked details—delivering leak-free, tool-free calibration connections designed for safety, durability, and ease of use.
APM CPF Series
High‑precision APM CPF Series pressure modules offer 0.025%‑reading accuracy, temperature compensation (−20 → 50 °C), rugged aluminum housing, integrated CPF connection, seven pressure ranges, and seamless lab‑to‑field calibration flexibility.