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- Immersion-type controllers that combine high limit protection with low limit and circulator control in forced hydronic heating systems, including domestic hot water service.
Aquastat Relay, Triple, Series: L8124A, 120 VAC, 130 to 240 deg F, 10 deg F Fixed High Limit, 10 to 25 deg F Adjustable Low Limit Differential, Vertical Mount, 3 in Insulation Depth, 0 to 95% RH Non-Condensing Humidity, 4-3/8 in Width, 3-1/16 in D, 6-1/8 in Height, Domestic
- 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
- TRADELINE® models include tube of heat conductive compound and range stops
- High limit protection, low limit and circulation control
- 200 psi on outside of immersion well, 100 psi on capsule if inserted directly maximum safe operating pressure
- 150 deg F ambient temperature at switches and 265 deg F temperature at sensing element
- Electrical ratings: burner: full load 7.4 A at 120 VAC : 3.7 A at 240 VAC and locked rotor 44.4 A at 120 VAC: 22.2 A at 240 VAC
- Electrical ratings: circulator: full load 7.4 A at 120 VAC : 3.7 A at 240 VAC and locked rotor 44.4 A at 120 VAC: 22.2 A at 240 VAC
- 3 in Insertion Well and Ground Screw
- Domestic / ImportDomesticMounting TypeVerticalTemperature Rating130 to 240 deg FVoltage Rating120 VACDepth3-1/16 inHeight6-1/8 inHumidity Range0 to 95% RH Non-CondensingInsulation Depth3 inManufacturerHoneywellManufacturer #L8124A1015/USeriesL8124ATypeTripleWidth4-3/8 in