Dwyer Temperature Controller: 4B, 1/4 DIN Size, RTD/Thermocouple, Manual/On/Off Action/PID
The Dwyer 4B Temperature Controller (MPN 4B-33) is a 1/4 DIN digital PID controller with a thermocouple sensor input and two relay outputs rated at 5 A. It operates on 100 to 240V AC input voltage and features a…
SKU 3G-OTH-361478
Also listed as: 4B33 · 4B 33
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
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Product Description
The Dwyer 4B Temperature Controller (MPN 4B-33) is a 1/4 DIN digital PID controller with a thermocouple sensor input and two relay outputs rated at 5 A. It operates on 100 to 240V AC input voltage and features a digital display.
Frequently Asked Questions
What is the Dwyer 4B-33 temperature controller used for?
The Dwyer 4B-33 is a 1/4 DIN digital PID controller used to regulate process temperatures in industrial heating, HVAC, and combustion systems. It accepts thermocouple or RTD sensor inputs and provides two relay outputs for on/off or proportional control.
What are the specifications of the Dwyer 4B-33 temperature controller?
The Dwyer 4B-33 is a 1/4 DIN digital PID controller with thermocouple/RTD input, two relay outputs rated at 5 A, and an input voltage of 100 to 240V AC. It offers manual, on/off, and PID control modes with a digital display.
Where to buy the Dwyer 4B-33 temperature controller worldwide?
3G Electric supplies the Dwyer 4B-33 temperature controller to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this Dwyer PID controller.
How to select a PID temperature controller like the Dwyer 4B-33?
When selecting a PID controller like the Dwyer 4B-33, match the sensor type (thermocouple or RTD), input voltage (100 to 240V AC), output relay rating (5 A), and DIN size (1/4) to your process requirements. Verify control mode compatibility with your heating or cooling application.
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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.
