Resideo - Honeywell Home L6008A1242 Remote Bulb Aquastat Controller

The L6008A1242 Remote Bulb Aquastat Controller from Resideo - Honeywell Home delivers reliable boiler temperature control for efficient heating. This precision unit uses a copper bulb (3/8" diameter x 2-7/8" length) with a 66" capillary and supports horizontal or vertical immersion for versatile installation.

Ideal for boilers and storage tanks, the SPDT contact configuration provides dependable switch control, while the adjustable differential of 5–30°F keeps temperatures tight. The sensing bulb is filled with either toluene or silicone oil and operates within a 100–200°F range (maximum rating 150°F). With UL and CSA approvals, this controller meets safety and performance standards.

• Copper sensing bulb: 3/8" diameter x 2-7/8" length with 66" capillary
• Mounting: horizontal or vertical immersion
• Contact configuration: SPDT; 8A @ 120V AC / 5.1A @ 240V AC (full load)
• Connections: 3/4" conduit or screw-terminal
• Differential: adjustable 5–30°F
• Applications: boiler and storage tank control
• Approvals: UL and CSA
• Dimensions: 2" W x 2-1/8" D x 5-5/8" H
• Pressure & fluid: 200 psi capillary, 255 psi immersion well; sensing liquid toluene or silicone oil