Uniweld RHP400 Nitrogen Regulator vs Uniweld RHP800 Nitrogen Regulator with 0-800 psi Delivery Pressure, 2"

We couldn't find enough data on either option to be able to come to any reliable conclusions. We strongly suggest that you look at some alternatives that also cost around $85.

The Uniweld RHP400 Nitrogen Regulator was well-received by reviewers at nerdtechy.com, a trustworthy source that performs unbiased hands-on testing. It did great in their "Guide to the Best Nitrogen Regulators" roundup - they named it their "Ranked 1 out of 3", which, by itself, suggests that it's a noteworthy product.

Taking a look at the Uniweld RHP800 Nitrogen Regulator with 0-800 psi Delivery Pressure, 2", we found that it hasn't managed to perform well enough to earn a spot in any Nitrogen Regulator roundups done by sources that conduct their own, high-quality, hands-on testing. That alone makes it difficult to recommend.

As a last step, we wanted to do a head-to-head Uniweld RHP400 Nitrogen Regulator vs. Uniweld RHP800 Nitrogen Regulator with 0-800 psi Delivery Pressure, 2" comparison of their review performance but, unfortunately, weren't able to find any review ratings on either product.