We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

Dwyer Digital Panel Meter: 9,999 Display Span - Max, 12 V AC – 28 V AC, 12 V DC – 28 V DC - Differential Pressure Controllers

DwyerDifferential Pressure Controllers

Dwyer Digital Panel Meter: 9,999 Display Span - Max, 12 V AC – 28 V AC, 12 V DC – 28 V DC

The Dwyer DH3 is a differential pressure controller with a digital panel meter featuring a 9,999 display span and LCD readout. It operates with (2) SPDT relay outputs rated at 1.00 A @ 30V AC/DC and accepts 12–28 V…

SKU 3G-OTH-128365

Brand

Dwyer

Item

Digital Panel Meter: 9,999 Display Span - Max, 12 V AC – 28 V AC, 12 V DC – 28 V DC

Category

Differential Pressure Controllers

Available to Order

Trade pricing by quote — replies within 24h

Qty

WhatsApp an engineer

No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.

Create free account →Log in

Worldwide Shipping

Air & sea freight

Datasheet on Request

Technical specs

1-Day Quote

Replies within 24h

Technical Specifications

Dwyer

Manufacturer Part Number

DHC-009 

Type

- Max, 12 V AC – 28 V AC, 12 V DC – 28 V DC, (2) SPDT 

View Full Spec Sheet

Technical Documents

No technical documents available for this product.

Request documentation →

Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.

Talk to an engineer

Ask a question

Dwyer Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dwyer DH3 is a differential pressure controller with a digital panel meter featuring a 9,999 display span and LCD readout. It operates with (2) SPDT relay outputs rated at 1.00 A @ 30V AC/DC and accepts 12–28 V AC/DC power. The unit offers +/-1.5% accuracy and is housed in a black NEMA 4X enclosure.

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 differential pressure controllers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all Dwyer products →Contact our engineers →

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description

DWYER Digital Panel Meter: 9,999 Display Span - Max, 12 V AC – 28 V AC, 12 V DC – 28 V DC, (2) SPDT (MPN DHC-008). Key specifications — attr1042966: DHC-008; attr1042969: +/-1.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH3.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 12 V AC – 28 V AC, 12 V DC – 28 V DC, (2) SPDT (MPN DHC-008). Key specifications — attr1042966: DHC-008; attr1042969: +/-1.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH3.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-007). Key specifications — attr1042966: DH-007; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-007). Key specifications — attr1042966: DH-007; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-014). Key specifications — attr1042966: DH-014; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-014). Key specifications — attr1042966: DH-014; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-010). Key specifications — attr1042966: DH-010; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-010). Key specifications — attr1042966: DH-010; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-004). Key specifications — attr1042966: DH-004; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-004). Key specifications — attr1042966: DH-004; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-015). Key specifications — attr1042966: DH-015; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-015). Key specifications — attr1042966: DH-015; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

More from Dwyer

View all Dwyer parts →

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-009). Key specifications — attr1042966: DH-009; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-009). Key specifications — attr1042966: DH-009; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 19,999 Display Span - Max, 12 V DC – 24 V DC, 0.45 in Digit Ht - Max. (MPN DPML-503). Key specifications — attr1042966: DPML-503; attr1042969: +/-0.1%; attr1042981: Red; attr1042982: LCD; attr1043003: LCD Digital Panel Meter; attr1043006: DPML; attr1043012: Screw Clamp; attr1042970: DWYER.

DWYER Digital Panel Meter: 19,999 Display Span - Max, 12 V DC – 24 V DC, 0.45 in Digit Ht - Max. (MPN DPML-503). Key specifications — attr1042966: DPML-503; attr1042969: +/-0.1%; attr1042981: Red; attr1042982: LCD; attr1043003: LCD Digital Panel Meter; attr1043006: DPML; attr1043012: Screw Clamp; attr1042970: DWYER.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-008). Key specifications — attr1042966: DH-008; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-008). Key specifications — attr1042966: DH-008; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-012). Key specifications — attr1042966: DH-012; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-012). Key specifications — attr1042966: DH-012; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 12 V AC – 28 V AC, 12 V DC – 28 V DC, (2) SPDT (MPN DHC-006). Key specifications — attr1042966: DHC-006; attr1042969: +/-1.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH3.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 12 V AC – 28 V AC, 12 V DC – 28 V DC, (2) SPDT (MPN DHC-006). Key specifications — attr1042966: DHC-006; attr1042969: +/-1.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH3.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-006). Key specifications — attr1042966: DH-006; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-006). Key specifications — attr1042966: DH-006; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-016). Key specifications — attr1042966: DH-016; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-016). Key specifications — attr1042966: DH-016; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-017). Key specifications — attr1042966: DH-017; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.

DWYER Digital Panel Meter: 9,999 Display Span - Max, 100 V AC – 240 V AC, 132 V DC – 240 V DC, 9,999 (MPN DH-017). Key specifications — attr1042966: DH-017; attr1042969: +/-0.5%; attr1042981: Black; attr1042982: LCD; attr1042990: Instructions; attr1042993: 4X; attr1043003: Differential Pressure Controller; attr1043006: DH.