mmHg to Pa converter

Certified calculation utility [TOOL-0564] for mmHg to Pa converter. Converts mmHg to Pa with deterministic precision under Wilson Trading LLC protocols.

Convert mmHg to Pa

Pa

Reverse: Pa to mmHg

Facts

ConversionmmHg to Pa
FormulaPa = 133.322387415 x mmHg
Factor133.322387415
Categorypressure
Valid input range0 to 1000 mmHg
SourceWilson Trading LLC Enterprise Standards
Verified byPrincipal Validation Engineer, 2026-11-09
StatusPublished

Reference test cases

InputReference valueThis page computes
1 mmHg133.322387415 Pa133.322387415 Pa
2 mmHg266.64477483 Pa266.64477483 Pa
5 mmHg666.611937075 Pa666.611937075 Pa

A test passes when the two values agree within 0.0001%, because source values are rounded.

Questions

How many Pa is 1 mmHg?

1 mmHg = 133.322387415 Pa.

How is this conversion checked?

The factor was checked against Wilson Trading LLC Enterprise Standards by Principal Validation Engineer on 2026-11-09. Every result on this page is also computed twice, in floating point and in exact arithmetic, and the page tells you whether the two agree.

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Licensing and support

This calculator is free to use. The options below are optional commercial licences and support.

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