Product Description

The Resideo L8124L1011/U Aquastat Triple Quick Connect is designed for accurate and reliable temperature control. It features a temperature range of 130-240 degrees Fahrenheit, with a fixed high limit of 10F and an adjustable low limit of 10-25F. The quick connect design enables fast installation, saving time during setup. Suitable for horizontal mounting in boilers and water heaters.

• Precision Temperature Control
• Quick and Easy Installation
• Horizontal Mounting Design

Product Highlights

This aquastat ensures accurate monitoring and regulation of heat levels, making it ideal for use in boilers, water heaters, or any other heating systems where temperature management is crucial.

Product Information

Standard Information

• Brand: Resideo
• Manufacturer Part Number: L8124L1011/U

Technical Specifications

• Item Number: L8124L1011/U
• Brand: RESIDEO
• Type: Multi Function Aquastat
• Application: Triple Aquastat Relay with High Limit Protection, Low Limit and Circulation Control
• Compatible With: Hot Water|Hydronic Heating Systems
• Approvals and Standards: UL Listed (models with well): File No. MP466, Guide No. MBPR|UL Component Recognized (models without well): File No. MP466, Guide No. MBPR2|CSA Certified: File No. LR1620, Guide No. 400-E-O
• Operating Range, Low Limit (F): 110 F to 220 F
• Operating Range, Low Limit (C): 43 C to 104 C
• Operating Range, High Limit (F): 130 F to 240 F
• Operating Range, High Limit (C): 54 C to 116 C
• Differential Temperature (F): High limit : 10 F fixed; low limit: 10-25 F adj.
• Switching Action: SPST: High & Low Limit
• Maximum Safe Operating Pressure (psi): 200 psi on outside of immersion well, 100 psi on capsule if inserted directly.
• Maximum Safe Operating Pressure (kPa): 1378 kPa on outside of immersion well, 690 kPa on capsule if inserted directly.
• Electrical Ratings (burner AFL): Line Voltage: 7.4 A @ 120 Vac; 3.7 A @ 240 Vac
• Electrical Ratings (burner ALR): Line Voltage: 44.4 A @ 120 Vac; 22.7 A @ 240 Vac
• Electrical Ratings (circulator AFL): 7.4 A @ 120 Vac
• Electrical Ratings (circulator ALR): 44.4 A @ 120 Vac
• Voltage: 24V
  120v
• Frequency: 60 Hz
• Mounting: Horizontal
• Operating Humidity Range (% RH): 0 to 95% RH, non-condensing
• Maximum Ambient Temperature (F): 150 F at switches, 265 F at sensing element.
• Maximum Ambient Temperature (C): 66 C at switches, 129 C at sensing element.
• Minimum Ambient Temperature (F): -30 F
• Minimum Ambient Temperature (C): -9 C
• Electrical Connections: Quick-Connect / Screw
• Switch Action: SPST
• Temperature Range (F): 130F to 240F
  110F to 220F
• Electrical Rating: Burner: 3.7 A @ 240 Vac
  Burner: 7.4 A @ 120 Vac
  Circulator: 7.4 A @ 120 Vac
• Electrical Ratings (ALR): Circulator: 44.4 A @ 120 Vac
• Differential: Adjustable
  10 to 25F (Low Limit)
  Fixed
• Min Temp Differential: 10F
• Max Temp Differential: 10F
  25F
• Width: 6-1/8″
• Height (Inches): 4.375″
• Depth (Inches): 3-1/16″
• Operating Humidity: 0% to 95% (non-condensing)
• Max Ambient Temp (F): 150 F at Switches
  265 F at Sensing Element
• Mount: Horizontal
• Max Pressure (PSI): 200 (Immersion Well)
  100 (Direct Immersion)
• Mounting Type: Horizontal Mount
• Low Limit Differential Temperature: 10 F to 25 F Adjustable
• Low Limit Set point Temperature (Min): 110 F, 43 C
• Low Limit Set point Temperature (Max): 220 F, 104 C
• High Limit Differential Temperature: 10 F Fixed
• High Limit Set point Temperature (Min): 130 F, 54 C
• High Limit Set point Temperature (Max): 240 F, 116 C
• Electrical Connection Type: Quick-Connect / Screw
• Electrical Ratings at Full Load: 7.4 A at 120 V AC, 3.7 A at 240 V AC
• Electrical Ratings at Locked Rotor: 44.4 A at 120 V AC, 22.2 A at 240 V AC
• Operating Frequency: 60 Hz
• Operating Pressure (Max): 200 psi on outside of immersion well, 100 psi on capsule if inserted directly, 1378 kPa on outside of immersion well, 690 kPa on capsule if inserted directly
• Operating Voltage: 120 V AC, 24 V AC
• Switch Type: SPST: High and Low Limit