Serving ORIGINAL EQUIPMENT MANUFACTURERS with reliable products and expert technical advice for critical applications since 1935. FENWAL CONTROLS designs and manufactures industry leading agency approved critical control products. Fenwal serves OEMs in HVAC, commercial cooking, medical, RV, Industrial Equipment, Fire protection and many other markets. We are a global company offering products and technical support worldwide through a broad network of local representatives and distributors.

FENWAL PIM Control

The need for higher efficiency boilers has generated the need for more sophisticated controls. Learn how the Fenwal Controls PIM can be integrated into your boiler or other products for a complete solution. This system offer outstanding versatility for single and multiple boilers to multiple zones and domestic hot water configurations.

DETECT-A-FIRE® Test Procedures

In accordance with NFPA guidelines, the following procedures allow you to quickly determine the reliability of your heat detectors using four tactics: Visual inspection, operational verification, functional test and calibration verification. Click to learn more.

35-60 Series Controls

The Fenwal Controls 35-60 series control gives you flexibility with multiple ignition types, including Direct Spark Ignition (DSI), Intermittent Pilot (IP) and DSI with Inducer Blower. A proven performer around the globe, the 35-60 series has CSA and CE approvals and uses 24VAC 50/60 Hz inputs. Now you can innovate without compromise with controls that let you customize to your burner and appliance specifications.