Brand Name
Type
Series
Voltage
Temperature
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High Limit Aquastat Relay 8F differential REMANUFACTURED. Immersion type controllers that combine high limit protection with switching relay control of burner and circulator motors
  • High limit opens burner circuit only.
  • Includes 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 0.2 amps.
Sid Harvey Item #:C312-8R: Replaces Part #:'s : 0R257
Item#:
C312-8R
Manufacturer Item:
L8148A1017
Manufacturer:
SID HARVEY REMANUFACTURED
Honeywell L8124A High and Low Limit Circulator Triple Aquastat Relay, 120 VAC, 130 - 240 deg F Adjustable High Limit, 110 - 220 deg F Adjustable Low Limit
  • Immersion type controllers that combine high limit protection with low limit and circulator control in forced hydronic heating systems
  • Provide multi-zone 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 amp (plus current draw of gas valve on L8124E)
Sid Harvey Item #:C317-2R: Replaces Part #:'s : AQU8124A1007-C317-2B | C317-2B | C317R
Item#:
C317-2R
Manufacturer Item:
L8124A1007,1015,1098
Manufacturer:
SID HARVEY REMANUFACTURED
Sid Harvey C312-10R High Limit Aquastat Relay, 100 - 240 deg F
Sid Harvey Item #:C312-10R: Replaces Part #:'s : 0R258
Item#:
C312-10R
Manufacturer Item:
C312-10
Manufacturer:
SID HARVEY REMANUFACTURED
Honeywell L8124C High Limit Triple Aquastat Relay, 120 VAC, SPST, 130 - 240 deg F High Limit, 110 - 220 deg F Low Limit
  • Immersion type controllers that combine high limit protection with low limit and circulator control in forced hydronic heating systems
  • Provide multi-zone 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 amp (plus current draw of gas valve on L8124E)
Sid Harvey Item #:C317-5R: Replaces Part #:'s : C317-5R
Item#:
C317-5R
Manufacturer Item:
L8124C1003
Manufacturer:
SID HARVEY REMANUFACTURED
Honeywell L8124E High Limit Triple Aquastat Relay, 120 VAC, SPST, 130 - 240 deg F High Limit, 110 - 220 deg F Low Limit
  • Immersion type controllers that combine high limit protection with low limit and circulator control in forced hydronic heating systems
  • Provide multi-zone 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 amp (plus current draw of gas valve on L8124E)
Sid Harvey Item #:C317-7R: Replaces Part #:'s : C317-7
Item#:
C317-7R
Manufacturer Item:
L8124E1016
Manufacturer:
SID HARVEY REMANUFACTURED
Honeywell L8124L High Limit Triple Aquastat Relay, 24 - 120 VAC, SPST, 130 - 240 deg F High Limit, 110 - 220 deg F Low Limit
  • Immersion type controllers that combine high limit protection with low limit and circulator control in forced hydronic heating systems
  • Provide multi-zone 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 amp (plus current draw of gas valve on L8124E)
Sid Harvey Item #:C317-11R: Replaces Part #:'s : AQU8124L1011-C317-11 | C317-11 |
Item#:
C317-11R
Manufacturer Item:
L8124L1011
Manufacturer:
SID HARVEY REMANUFACTURED
The L8151A is a remote bulb controller for use with hydronic heating systems that include domestic hot water service.
  • Provides high limit, low limit and circulator control for maintaining boiler temperatures
  • Can provide multizone control by using a separate thermostat and R845 Relay for each zone
  • An internal transformer powers the thermostat circuit
  • Shielded capillary allows convenient mounting
  • Consists of a diaphragm powerhead and micro switch assembly that responds to temperature changes in the boiler water
  • Mounting lugs on back of case
Item#:
C317-13R
Manufacturer Item:
L8151A
Manufacturer:
SID HARVEY REMANUFACTURED
Honeywell L8124G1020 High Limit Triple Aquastat Relay, 120 VAC at 60 Hz, SPST
  • Immersion-type controllers that combine high limit protection with low limit and circulator control in forced hydronic heating systems
  • Require 24 VAC thermostat with heat anticipator set at 0.2 amp (plus current draw of gas valve on L8124E)
  • Include diaphragm powerhead and micro Switch assembly that respond to temperature changes in boiler water
  • Mount directly to boiler
  • Provide multi-zone control by using a separate circulator and R845 relay for each zone
  • Electrical burner rating: full load - 7.4 amp at 120 VAC line voltage, 3.7 amp at 240 VAC; locked rotor - 44.4 amp at 120 VAC line voltage, 22.7 amp at 240 VAC
  • Electrical circulator rating: 7.4 amp at 120 VAC, 3.7 amp at 240 VAC full load; 44.4 amp at 120 VAC, 22.2 amp at 240 VAC locked rotor
Item#:
C317-8R
Manufacturer Item:
L8124G1020
Manufacturer:
SID HARVEY REMANUFACTURED
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