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Dwyer Analog Manometer: Flex U-Tube, 1211-8, -4 in wc to 4 in wc - Portable Analog Manometers
DwyerPortable Analog Manometers

Dwyer Analog Manometer: Flex U-Tube, 1211-8, -4 in wc to 4 in wc

The DWYER Analog Manometer: Flex U-Tube (Series 1211, Model 1211-8) is a portable analog manometer from the brand Dwyer. It features a vinyl-plastic housing, green indicating fluid, and includes (2) nylon rubber…

SKU 3G-OTH-175166

Also listed as: 12118 · 1211 8

Brand
Dwyer
Item
Analog Manometer: Flex U-Tube, 1211-8, -4 in wc to 4 in wc
Category
Portable Analog Manometers
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dwyer
Manufacturer Part Number
1211-8
Series
1211
Type
1211-8, -4 in wc to 4 in wc, 4 in wc Pressure Measurement - Max
Includes
(2) Nylon Rubber Tubing Connectors
Fluid Color
Green
Housing Material
Vinyl-Plastic

Technical Documents

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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DWYER Analog Manometer: Flex U-Tube (Series 1211, Model 1211-8) is a portable analog manometer from the brand Dwyer. It features a vinyl-plastic housing, green indicating fluid, and includes (2) nylon rubber tubing connectors. This unit measures pressure from -4 in wc to 4 in wc, with a maximum pressure measurement of 4 in wc.

Frequently Asked Questions

What is the Dwyer 1211-8 analog manometer used for?

The Dwyer 1211-8 Flex U-Tube manometer measures low air or gas pressure differentials in HVAC, ventilation, and industrial process systems. Its -4 in wc to 4 in wc range suits filter monitoring, draft measurement, and leak testing. 3G Electric supplies this portable instrument worldwide.

What are the specifications of the Dwyer 1211-8 manometer?

The Dwyer 1211-8 is a Series 1211 Flex U-Tube manometer with a vinyl-plastic housing and green indicating fluid. It measures from -4 in wc to 4 in wc, with a maximum of 4 in wc. It includes two nylon rubber tubing connectors. 3G Electric sources genuine Dwyer instruments globally.

Where to buy a Dwyer 1211-8 manometer worldwide?

3G Electric supplies the Dwyer 1211-8 analog manometer to customers worldwide. We handle full logistics, customs clearance, and delivery for international orders. Contact our team to source this Series 1211 Flex U-Tube manometer for your facility, regardless of location.

How to use a Dwyer Flex U-Tube manometer correctly?

Level the manometer on a stable surface, connect tubing to the high- and low-pressure ports using the included nylon connectors, and read the fluid column height against the scale. Avoid kinking tubing and ensure fluid is at zero before use. 3G Electric provides genuine Dwyer manometers for reliable field measurements.

Used in

Common applications for Dwyer
Combustion air-filter monitoring — Magnehelic Series 2000 on burner air-intake filter banks
Clean-room and pharmaceutical pressurisation — Magnehelic / Capsuhelic differential-pressure gauges
HVAC fan-discharge static pressure — Mark II inclined-vertical manometers on AHU test points
Filter-blockage alarms — Photohelic Series 3000 combined gauge/switch on air-handling units
BMS-integrated pressure monitoring — Digihelic DH3 with 4–20 mA output for building management

Dwyer Products

3G Electric supplies Dwyer portable analog manometers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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