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Liquid filled pressure gauge supplier

Liquid Filled Pressure Gauge Supplier

Manogauge supplies glycerin-filled and silicone-filled pressure gauges that stabilise the pointer under vibration, pulsation and pressure spikes, extending service life in demanding process and machinery environments.

01Founded in 2010 in Zhejiang
02Glycerin or silicone oil fill options
03Stainless and brass wetted part variants
01

Product scope

Liquid-filled gauges in 40–100 mm dial sizes, accuracy 1.6 % or 2.5 %, glycerin (standard) or silicone oil fill (for low-temperature applications). Phosphor-bronze Bourdon tube, stainless steel or brass connector. Bottom or back connection.

02

Why liquid-filling works

The glycerin or silicone fill damps needle oscillation caused by pump vibration, compressor pulsation or hydraulic pressure spikes, making readings clear and protecting the movement from fatigue. Fill choice should be reviewed by temperature and medium compatibility.

03

Typical applications

Pump and compressor discharge lines, hydraulic power units, reciprocating engine manifolds, HVAC water systems, irrigation skids and any service with continuous vibration or fluctuating pressure.

RFQ

RFQ checklist

Pressure range and unitFill liquid (glycerin or silicone)Connection thread and sizeDial diameter (40 / 60 / 80 / 100 mm)Wetted part material (brass / stainless)Quantity and delivery requirements
FAQ

Buyer FAQ

Request Quote

What is the main benefit of a liquid filled pressure gauge?

The main benefit is damping pointer vibration so readings are easier to see and the movement is better protected in vibration or pulsation service.

Can liquid filled gauges be used outdoors?

They can be used in many outdoor applications, but case material, seal, fill fluid and temperature range must be confirmed for the site conditions.

What details are needed for a supplier quote?

Send pressure range, medium, equipment type, connection thread, mounting direction, dial size, filling preference and order quantity.