Resideo - Honeywell Home L4008A1130 Remote Bulb Aquastat Controller

Remote Bulb Aquastat Controller from Resideo Honeywell Home delivers precise boiler temperature control. Model L4008A1130 features a copper bulb, 120-inch capillary, and supports horizontal or vertical immersion, making it ideal for boiler control and storage tank applications. With a sensing range of 130 to 270°F and an adjustable differential from 5 to 30°F, it provides reliable temperature protection. UL and CSA approved, this compact controller offers versatile wiring through a 3/4" conduit and screw terminals.

• Type and dimensions: 3/8" diameter x 2-7/8" length copper bulb; 120" capillary
• Immersion options: Horizontal or vertical installation
• Temperature range and max: Sensing range 130–270°F; maximum temperature rating 150°F
• Adjustable differential: 5–30°F
• Contact configuration: SPST; Break on temperature rise
• Electrical ratings: 8 A at 120V AC / 5.1 A at 240V AC (full load); 48 A at 120V / 30.6 A at 240V (locked rotor); 0.25 A at 0.25–12 V DC
• Connection: 3/4" conduit; screw terminals
• Applications: Boiler, storage tank
• Approvals: UL, CSA
• Physical size: 2" W x 2-1/8" D x 5-5/8" H
• Pressure ratings: 200 psi (capillary bulb); 255 psi (immersion well)
• Sensing bulb fill: Toluene or silicone oil
• Factory setting: Stop preset at 200°F