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
TJERNLUND CS1 Crawlspace Supply Fan - Crawlspace Supply Fans
TJERNLUNDCrawlspace Supply Fans

TJERNLUND CS1 Crawlspace Supply Fan

The TJERNLUND CS1 Crawl Space Fan: Supply is a single-fan crawlspace supply fan designed for a 8 in x 16 in cutout. It operates at 115V AC with a maximum airflow of 110 cfm and a power consumption of 20 W. The unit…

SKU 3G-OTH-80670

Brand
TJERNLUND
Item
CS1 Crawlspace Supply Fan
Part Number
CS1
Category
Crawlspace Supply Fans
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

TJERNLUND
Manufacturer Part Number
CS1
Type
20 W, For 8 in x 16 in Cutout HxW
Cord
6 ft
Fans
1
Includes
Thermostat
Max Airflow
110 cfm
Nominal Voltage
115V AC
Nameplate Voltage
115V AC
Includes Dehumidistat
No
Number of Fans (Broad)
Single Fan

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

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

Product Description

The TJERNLUND CS1 Crawl Space Fan: Supply is a single-fan crawlspace supply fan designed for a 8 in x 16 in cutout. It operates at 115V AC with a maximum airflow of 110 cfm and a power consumption of 20 W. The unit includes a thermostat and a 6 ft cord, but does not include a dehumidistat.

Frequently Asked Questions

What is the TJERNLUND CS1 crawl space fan used for?

The TJERNLUND CS1 is a supply fan that brings fresh outdoor air into crawl spaces to reduce moisture and improve air quality. It is commonly used in residential and light commercial buildings to help prevent mold, rot, and structural damage by ventilating enclosed crawl spaces.

What are the specifications of the TJERNLUND CS1 crawl space fan?

The TJERNLUND CS1 is a single-fan supply unit with a maximum airflow of 110 cfm, power consumption of 20 W, and operates at 115V AC. It fits an 8 in x 16 in cutout, includes a thermostat and a 6 ft cord, but does not include a dehumidistat. The manufacturer part number is CS1.

Where to buy the TJERNLUND CS1 crawl space fan worldwide?

3G Electric supplies the TJERNLUND CS1 crawl space fan to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this fan to any country.

How to install the TJERNLUND CS1 crawl space fan?

Install the TJERNLUND CS1 into an 8 in x 16 in cutout in the crawl space wall or foundation. Secure the fan housing, connect the 115V AC power supply using the 6 ft cord, and set the included thermostat to your desired activation temperature. Ensure proper sealing around the cutout to prevent air leaks.

Used in

Common applications for TJERNLUND
Oil-fired furnaces — Tjernlund D-3 pipe-mount draft inducer for 5 in to 8 in pipe, 115V AC, 0.96 A.
Natural gas water heaters — Tjernlund HSJ pipe-mount draft inducer for 4 in pipe, 110 cfm, cETL Listed.
HVAC air pressure sensing — Tjernlund PS1503 or PS1505 fixed set-point switch, 0.05 in wc, SPST, 115V AC.
Residential ventilation — Tjernlund AS2SW3 dial fan speed control for AireShare series, 24V AC, 3 A.
Light-commercial ventilation — Tjernlund SC-1 or SCP dial fan speed control for PS1503 series, 115V/125V AC, 3 A.
RT series fan control — Tjernlund UCRT dial fan speed control, 120V AC, 16 A, blue steel plate.
Not sure this is the right part? Photo-identify it→

TJERNLUND Products

3G Electric supplies TJERNLUND crawlspace supply fans. 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 →

Compatible alternatives & equivalents

More from TJERNLUND

View all TJERNLUND parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first