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Dwyer Temperature Controller: TSW, Thermistor, On/Off Action, 90 to 220V AC, -58°F to 302°F - Temperature Controllers
DwyerTemperature Controllers

Dwyer Temperature Controller: TSW, Thermistor, On/Off Action, 90 to 220V AC, -58°F to 302°F

The Dwyer TSW Temperature Controller is a digital, relay-output controller with On/Off Action control mode. It accepts a thermistor sensor and operates on an input voltage of 90 to 220V AC, with a current rating of…

SKU 3G-OTH-361433

Also listed as: TSW250 · TSW 250

Brand
Dwyer
Item
Temperature Controller: TSW, Thermistor, On/Off Action, 90 to 220V AC, -58°F to 302°F
Category
Temperature Controllers
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Dwyer
Manufacturer Part Number
TSW-250
Series
TSW
Type
Thermistor, On/Off Action, -58°F to 302°F, Digital
AC
90 to 220V
Output
Relay
Current
20
Sensor Type
Thermistor
Control Mode
On/Off Action
Display Type
Digital
Product Type
Temperature Controller
Input Voltage
90 to 220V AC

Technical Documents

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

Product Description

The Dwyer TSW Temperature Controller is a digital, relay-output controller with On/Off Action control mode. It accepts a thermistor sensor and operates on an input voltage of 90 to 220V AC, with a current rating of 20. The controller features a digital display and is designed for temperature control applications.

Frequently Asked Questions

What is the Dwyer TSW-250 temperature controller used for?

The Dwyer TSW-250 is a digital temperature controller with On/Off action, used for industrial temperature regulation. It accepts a thermistor sensor and provides relay output, making it suitable for HVAC, process heating, and environmental chamber applications where precise temperature monitoring and control are required.

What are the specifications of the Dwyer TSW-250?

The Dwyer TSW-250 is a digital temperature controller with On/Off control mode, relay output, and a thermistor sensor input. It operates on 90 to 220V AC input voltage, has a current rating of 20, and displays temperature digitally. The temperature range is -58°F to 302°F.

Where to buy the Dwyer TSW-250 worldwide?

The Dwyer TSW-250 temperature controller is available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact 3G Electric for pricing and lead time on this Dwyer controller.

How to install the Dwyer TSW-250 temperature controller?

Install the Dwyer TSW-250 by mounting it in a panel cutout, connecting the thermistor sensor to the input terminals, and wiring the relay output to your load. Apply 90 to 220V AC power per the wiring diagram. Ensure proper sensor placement and follow standard electrical safety practices for industrial controllers.

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

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