Maximum Inc. Proteus Marine Barometer, Brass Case, Black Dial, Orig Box USA For Sale

Maximum Inc. Proteus barometer, the company’s top-of-the-line pressure instrument, accurate to within .08” of mercury. Polished brass case with black dial reading in inches of mercury and kilopascals. Self-contained — no external sensor or power needed. Comes with the original manufacturer box. Handcrafted in New Bedford, Massachusetts by Maximum Inc., a leader in marine/nautical weather instruments for over 45 years. Great as a standalone barometer or paired with matching Maximum Vigilant (wind speed) and Criterion (thermometer) instruments, also listed separately in my store.