Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
EDWARDS SIGNALING Air Sampling Tube, Duct Mount, 6.5 ft x 0.5 in, CSFM, SD-T78 - Air Sampling Tubes for Fire Alarm Systems
EDWARDS SIGNALINGAir Sampling Tubes for Fire Alarm Systems

EDWARDS SIGNALING Air Sampling Tube, Duct Mount, 6.5 ft x 0.5 in, CSFM, SD-T78

The EDWARDS SIGNALING Air Sampling Tube (MPN SD-T78) is a duct-mount accessory for fire alarm systems, compatible with the SD-2W model. It measures 6.5 ft in overall height and 0.5 in in overall width, meeting CSFM…

SKU 3G-OTH-547294

Also listed as: SDT78 · SD T78

Brand
EDWARDS SIGNALING
Item
Air Sampling Tube, Duct Mount, 6.5 ft x 0.5 in, CSFM, SD-T78
Part Number
SD-T78
Category
Air Sampling Tubes for Fire Alarm Systems
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.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

EDWARDS SIGNALING
Manufacturer Part Number
SD-T78
Standards
CSFM
Overall Ht
6.5 ft
Overall Wd
0.5 in
Mounting Location
Duct
Compatible with Manufacturer Model Number
SD-2W

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

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

Product Description

The EDWARDS SIGNALING Air Sampling Tube (MPN SD-T78) is a duct-mount accessory for fire alarm systems, compatible with the SD-2W model. It measures 6.5 ft in overall height and 0.5 in in overall width, meeting CSFM standards.

Frequently Asked Questions

What is the EDWARDS SIGNALING SD-T78 air sampling tube used for?

The EDWARDS SIGNALING SD-T78 air sampling tube is a duct-mount accessory for fire alarm systems. It draws air samples from HVAC ducts to detect smoke, enabling early fire warning in commercial and industrial buildings. It is compatible with the SD-2W detector model.

What are the specifications of the EDWARDS SIGNALING SD-T78?

The EDWARDS SIGNALING SD-T78 air sampling tube has an overall height of 6.5 ft and an overall width of 0.5 in. It is designed for duct mounting and meets CSFM standards. It is compatible with the SD-2W model from EDWARDS SIGNALING.

Where to buy the EDWARDS SIGNALING SD-T78 worldwide?

3G Electric supplies the EDWARDS SIGNALING SD-T78 air sampling tube to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this duct-mount accessory for fire alarm systems.

How to install the EDWARDS SIGNALING SD-T78 air sampling tube?

Install the EDWARDS SIGNALING SD-T78 by mounting it in the HVAC duct per the manufacturer's instructions. Ensure the tube extends across the duct width for proper air sampling. Connect it to the compatible SD-2W detector. Follow local fire code and CSFM standards for safe operation.

Used in

Common applications for EDWARDS SIGNALING
Commercial fire alarm systems — Edwards Signaling WG4RN-SVMHC speaker strobe for combined audible and visual notification in 25/70V systems.
Industrial facility fire safety — Edwards Signaling MR199X13/C relay for 24V DC control circuits in fire alarm panels.
Institutional building alarm testing — Edwards Signaling SD-TRM remote test station for surface-mount alarm/trouble indication on single-gang boxes.
High-rise residential fire alarm — Edwards Signaling WG4RF-SVMC speaker strobe for 24V DC and 25/70V notification in corridors and common areas.
Manufacturing plant emergency signaling — Edwards Signaling tower light modules for status indication on machinery and processes.
Warehouse fire detection — Edwards Signaling heat detectors for areas where smoke detection is impractical due to environmental conditions.
Not sure this is the right part? Photo-identify it→

EDWARDS SIGNALING Products

3G Electric supplies EDWARDS SIGNALING air sampling tubes for fire alarm systems. 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 EDWARDS SIGNALING

View all EDWARDS SIGNALING parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first