This Honeywell L8148E1299 Aquastat Relay regulates and monitors boiler temperature and water level for maximum efficiency. With a 50VA transformer and industry expertise, this reliable device provides precise control and reduces energy waste. Upgrade your heating system with the Honeywell Aquastat Relay for optimal performance.

The Honeywell L8148E1299 Aquastat Relay Immersion Type Controller is an immersion-type controller that combines high limit protection with switching relay control of burner and circulator motors. This versatile device ensures precise temperature control and safety in a wide range of applications, including boilers, water heaters, and HVAC systems.

Specifications:

Additional Specifications:

• Hazmat Information: UN1294 Toluene
• Application: High Limit
• Dimensions (in.): 6-1/8 in. high x 4-5/16 in. wide x 3-1/8 in. deep
• Maximum Safe Operating Pressure (psi): Immersion Well: 255 psi
• Maximum Safe Operating Pressure (kPa): Immersion Well: 1757 kPa
• Temperature Range (F) Maximum--150 F with 1.2 A 24 V load; 77 F with 1.4 A 24 V load
• Temperature Range (C) Maximum--66 C with 1.2 A 24 V load; 25 C with 1.4 A 24 V load
• Includes 50 VA transformer
• Mounting Vertical Mount
• Electrical Ratings Low Voltage: 0.8 A max. @ 24 Vac; 0.25 A @ 0.25 to 12 Vdc; At Locked Rotor-- 44.4A @ 120 Vac: 22.2A @ 240 Vac
• Frequency 60 Hz
• Approvals, Underwriters Laboratories Inc. UL Listed: File No. MP466, Vol. 13, Sec. 2, Guide No. MBPR2.
• Approvals, CSA Certified: File No. LR95329-1
• Electrical Connections: Quick-Connect / Screw
• Operating Humidity Range (% RH): 0 to 95% RH, non-condensing
• Voltage: 120 Vac
• Operating Temperature Range (F): High Limit-- 180 F to 240 F
• Operating Temperature Range (C): High Limit-- 82 C to 116 C
• Differential Temperature (F): 15 F fixed
• Switching Action: SPST: High Limit & Circulator
• Anticipator Setting: 0.2 A
• Capillary Length (in.): 4-1/2 in.
• Insulation Depth (in.): 1-1/2 in. to 3 in. less well
• Insulation Depth (mm): 38 mm to 76 mm less well
• Capillary Length (mm): 114 mm

Electrical Ratings (Burner):

• At Full Load-- Low Voltage: 0.8 A max. @ 24 Vac: Line Voltage: 7.4 A @ 120 Vac: 3.7 A @ 240 Vac
• At Locked Rotor-- Line Voltage: 44.4 A @ 120 Vac: 22.7 A @ 240 Vac; Millivolt--0.25 A @ 1/4 to 12 Vdc

Electrical Ratings, Circulator:

• At Full Load-- 7.4 A @ 120 Vac: 3.7 A @ 240 Vac
• At Locked Rotor-- 44.4 A @ 120 Vac: 22.2 A @ 240 Vac

Features:

• High limit opens burner circuit only.
• Select models include transformer and accessory terminals for adding a remote low limit controller.
• Case available for horizontal or vertical mounting.
• Requires a 24 Vac thermostat with heat anticipator set at 0.2A.