We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
DWYER CDTR-2D4E4 Carbon Dioxide Detector Transmitter - Fixed Gas Detectors with Transmitters
DWYERFixed Gas Detectors with Transmitters

DWYER CDTR-2D4E4 Carbon Dioxide Detector Transmitter

The DWYER CDTR Series Carbon Dioxide/RH/Temperature Transmitter (MPN CDTR-2D4E4) is a duct-mounted detector transmitter for building management controllers, detecting carbon dioxide over a 0 to 2000 ppm range. It…

SKU 3G-OTH-554846

Also listed as: CDTR2D4E4 · CDTR 2D4E4

Brand
DWYER
Item
CDTR-2D4E4 Carbon Dioxide Detector Transmitter
Part Number
CDTR-2D4E4
Category
Fixed Gas Detectors with Transmitters
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

DWYER
Manufacturer Part Number
CDTR-2D4E4
Series
CDTR
Type
Carbon Dioxide, 4X
For Use With
Building Management Controllers
Gas Detected
Carbon Dioxide
Product Type
Detector Transmitter
Measurement Range
Carbon Dioxide (0 to 2000 ppm)
Mounting Location
Duct
Operating Voltage
16 to 35V DC/19 to 28V AC
Includes Calibration Certificate
No

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 CDTR Series Carbon Dioxide/RH/Temperature Transmitter (MPN CDTR-2D4E4) is a duct-mounted detector transmitter for building management controllers, detecting carbon dioxide over a 0 to 2000 ppm range. It operates on 16 to 35V DC or 19 to 28V AC. 3G Electric interprets this demand and delivers this genuine industrial equipment, sourcing across 14 departments—including electrical, instrumentation, and HVAC—with specialist depth in controls as an authorised distributor.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the DWYER CDTR-2D4E4 carbon dioxide transmitter used for?

The DWYER CDTR-2D4E4 is a duct-mounted detector transmitter that measures carbon dioxide (0 to 2000 ppm), relative humidity, and temperature for building management controllers. It is used in HVAC systems to monitor indoor air quality and optimize ventilation in commercial and industrial facilities.

What are the specifications of the DWYER CDTR-2D4E4?

The DWYER CDTR-2D4E4 operates on 16 to 35V DC or 19 to 28V AC, detects carbon dioxide from 0 to 2000 ppm, and mounts in a duct. It is designed for use with building management controllers and includes carbon dioxide, RH, and temperature sensing. No calibration certificate is included.

Where to buy the DWYER CDTR-2D4E4 worldwide?

3G Electric supplies the genuine DWYER CDTR-2D4E4 worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order this duct-mounted carbon dioxide transmitter for building management controllers.

How to install the DWYER CDTR-2D4E4 duct-mounted transmitter?

Install the DWYER CDTR-2D4E4 in a duct with the sensor facing airflow. Connect power (16 to 35V DC or 19 to 28V AC) and signal wires per the manual. Ensure the duct is clean and dry. Calibrate per manufacturer instructions; a calibration certificate is not included with this model.

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
Not sure this is the right part? Photo-identify it

DWYER Products

3G Electric supplies DWYER fixed gas detectors with transmitters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from DWYER

View all DWYER parts
Wall-mounted fixed gas detector and transmitter for continuous carbon monoxide monitoring. Features a digital display and is available in measurement ranges of 0 to 200 or 0 to 500 ppm. CE and RoHS compliant. Suitable for industrial environments where CO detection is required
DWYER
Wall-mounted fixed gas detector and transmitter for continuous carbon monoxide monitoring. Features a digital display and is available in measurement ranges of 0 to 200 or 0 to 500 ppm. CE and RoHS compliant. Suitable for industrial environments where CO detection is required
Wall-mounted digital gas detector and transmitter for continuous carbon monoxide monitoring. Measurement ranges of 0 to 200 or 0 to 500 ppm. CE and RoHS compliant. Includes calibration certificate. Suitable for industrial environments such as boiler rooms, parking garages, and process areas
DWYER
Wall-mounted digital gas detector and transmitter for continuous carbon monoxide monitoring. Measurement ranges of 0 to 200 or 0 to 500 ppm. CE and RoHS compliant. Includes calibration certificate. Suitable for industrial environments such as boiler rooms, parking garages, and process areas

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first