Description
Triple aquastat, 120 V 60 Hz, with 130–240°F high limit and 110–220°F low limit, universal element for horizontal or vertical mount, supplied less well with heat conductive compound.
Features
- Immersion-type controllers that combine high limit protection with low limit and circulator control in forced hydronic heating systems
- Provide multizone control by using a separate circulator and R845 Relay for each zone
- Include diaphragm powerhead and Micro Switch™ assembly that respond to temperature changes in boiler water
- Mount directly to boiler
- Select models include large transformers and extra terminals for supplying power to low voltage zone valves
- Require 24 Vac thermostat with heat anticipator set at 0.2 A (plus current draw of gas valve on L8124E)
- TRADELINE models include tube of heat conductive compound and range stops
Specifications
- Brand: Resideo (Honeywell Home)
- Manufacturer Part #: L8124L1011/U
- Application: Triple Aquastat Relay with High Limit Protection, Circulator Control and Low Limit
- 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
- Color: Gray
- Compatible With: Hot Water, Hydronic Heating Systems
- 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
- Type of Fuel: Oil
- Switch Type: SPST: High and Low Limit
- Product Height: 4.38 in, 111 mm
- Product Length: 6.13 in, 156 mm
- Product Width: 3.06 in, 78 mm
- Hazmat Information: Dangerous Goods in Excepted Quantities
- UPC: 085267055055
- Country of Origin: US
- Category: Aquastats & Wells


