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Supco Electronic manometer DDM55 - HVAC Equipment
SupcoHVAC Equipment

Supco Electronic manometer DDM55

Supco DDM55 is a dual digital manometer for HVAC applications, measuring pressure differentials across -55 to +55 inch water column with 0.01 inch resolution. Its dual inputs and data-hold function support field…

SKU 3G-CBM-01299

Also listed as: DDM 55 · DDM-55

Brand
Supco
Item
Electronic manometer DDM55
Part Number
DDM55
Category
HVAC Equipment
UNSPSC
40101709 — Air handling unit
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Technical Specifications

Supco
Manufacturer Part Number
DDM55
type
dual digital manometer
range
-55 to +/-55 inch water column
features
dual input, differential measurements, data hold
resolution
0.01 inch
units of measure
11

Technical Documents

(1)
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Supco Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Supco DDM55 is a dual digital manometer for HVAC applications, measuring pressure differentials across -55 to +55 inch water column with 0.01 inch resolution. Its dual inputs and data-hold function support field diagnostics and system balancing.

Frequently Asked Questions

What is the measurement range and resolution of the DDM55?

The Supco DDM55 measures pressure differentials from -55 to +55 inch water column with 0.01 inch resolution, delivering precise dual-input readings for system balancing and diagnostics.

Used in

Common applications for Supco
Commercial refrigeration maintenance — Supco SL5709 defrost thermostat for Larkin evaporator coils
HVAC system troubleshooting — Supco IG418 universal hot surface igniter for gas furnace replacement
Condensate management in negative pressure systems — Supco NPW1H drain trap for rooftop units
Temperature and sound logging in cold storage — Supco CR4 circular chart recorder for compliance documentation
Compressor protection in light industrial cooling — Supco CSS-25U hard-start device for inrush current control
Safety limit control in heating appliances — Supco SHM350 surface-mount limit control for over-temperature shutdown
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Supco Products

3G Electric supplies Supco hvac equipment. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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