Switches
Relay Switches
- List Price $31.46 $26.22 / eachSKU: DH158050+ in stockDanfoss 115v, 60Hz potential relay. Learn More
- Manufacturer : Danfoss
- Part Number : 117-7441
List Price $31.46 $26.22 / each - List Price $19.14 $15.95 / eachSKU: DH163516 in stockDanfoss compressor relay. Learn More
- Manufacturer : Danfoss
- Part Number : 117U6011
List Price $19.14 $15.95 / each - List Price $760.42 $506.95 / eachSKU: BB16201 in stockBarber Colman (Schneider Electric) pneumodular diverting relay: 4 to 20 psig set point range, 3.0 ±0.1 psig differential, signal below set point: ports NO and C are connected, signal above set point: ports NC and C are connected. Learn More
- Manufacturer : Barber Colman
- Part Number : 2353-502
List Price $760.42 $506.95 / each - List Price $697.05 $404.09 / eachSKU: HN1016X2 in stockHoneywell 120 volt, triple aquastat relay, with a 3" insulation depth and 3" insertion depth, which provides pump control for hydronic heating system. L8124 aquastat relays provide high limit, low limit, and circulator control for maintaining boiler temperatures. Learn More
- Manufacturer : Honeywell
- Part Number : L8124A1015
List Price $697.05 $404.09 / each - List Price $761.65 $441.54 / eachSKU: HN1017A2 in stockHoneywell 24 volt, triple aquastat relay, with a 1-1/2" immersion depth, which mounts vertically on the boiler. L8124 aquastat relays provide single-zone control for hydronic heating systems. Learn More
- Manufacturer : Honeywell
- Part Number : L8124E1016
List Price $761.65 $441.54 / each - List Price $749.73 $434.63 / eachSKU: HN1017B2 in stockHoneywell 120 volt, triple aquastat relay, with no well, which mounts vertically on the boiler. L8124 aquastat relays provide single-zone control for hydronic heating systems. Learn More
- Manufacturer : Honeywell
- Part Number : L8124G1020
List Price $749.73 $434.63 / each - List Price $697.05 $404.09 / eachSKU: HN1017G5 in stockHoneywell 120 volt, triple aquastat relay, with a 1-1/2" immersion depth less well, which mounts horizontally on the boiler. L8124 aquastat relays provide single-zone control for hydronic heating systems. Learn More
- Manufacturer : Honeywell
- Part Number : L8124C1003
List Price $697.05 $404.09 / each - List Price $734.60 $425.86 / eachSKU: HN1017H1 in stockHoneywell 120 volt, triple aquastat relay, with no well, which mounts horizontally on the boiler. L8124 aquastat relays provide single-zone control for hydronic heating systems. Learn More
- Manufacturer : Honeywell
- Part Number : L8124L1011
List Price $734.60 $425.86 / each - List Price $518.83 $300.77 / eachSKU: HN1020Ships within 1 business daysHoneywell 120 volt, line voltage electric aquastat relay with a 140-240°F temperature range. This relay is an immersion type controller that combines high limit protection with switching relay control of the burner and circulator motor. Learn More
- Manufacturer : Honeywell
- Part Number : L8148A1017
List Price $518.83 $300.77 / each - List Price $676.98 $392.45 / eachSKU: HN1020A22 in stockHoneywell 24 volt, line voltage, vertically-mounted aquastat relay with a 140-240°F temperature range and a 4-1/2" capillary with well. This controller provides high limit protection with switching relay. Learn More
- Manufacturer : Honeywell
- Part Number : L8148E1299
List Price $676.98 $392.45 / each - List Price $694.65 $402.70 / eachSKU: HN1020B29 in stockHoneywell 120 volt, SPST high limit, vertically-mounted aquastat relay with a 180-240°F temperature range (fixed 15°F differential) and a 4-1/2" capillary with well. This aquastat features a vent damper. Learn More
- Manufacturer : Honeywell
- Part Number : L8148E1265
List Price $694.65 $402.70 / each - List Price $638.53 $370.16 / eachSKU: HN102224 in stockHoneywell millivolt or low voltage aquastat relay with a 120-240°F temperature range that can be mounted vertically or horizontally. This relay is an immersion type controller that combines high limit protection with switching relay control of the burner and circulator motor. Learn More
- Manufacturer : Honeywell
- Part Number : L8148J1009
List Price $638.53 $370.16 / each - List Price $585.98 $339.70 / eachSKU: HN2419D3 in stockHoneywell pneumatic, seven-input load analyzer relay. The RP913A is a diaphragm logic pressure selector that chooses the highest and lowest branch pressure input from thermostats to final control elements. Learn More
- Manufacturer : Honeywell
- Part Number : RP913A1008
List Price $585.98 $339.70 / each - List Price $543.68 $319.81 / eachSKU: JC11384 in stockJohnson Controls booster relay that operates as a pneumatic repeater and volume amplifier. The pilot signal received is repeated at its output at a 1:1 ratio. Learn More
- Manufacturer : Johnson Controls
- Part Number : R-2080-1
List Price $543.68 $319.81 / each - List Price $780.13 $458.90 / eachSKU: JC1139Ships within 1 business daysJohnson Controls reversing relay that operates as a 1:1 pneumatic inverter, volume amplifier, and inverse sequencer. The relay changes the output of a controller from direct to reverse acting. Learn More
- Manufacturer : Johnson Controls
- Part Number : R-3030-1
List Price $780.13 $458.90 / each - List Price $294.30 $218.00 / eachSKU: PY1410Ships within 2 business daysSiemens (Powers) pneumatic positioning relay with mounting hardware designed to provide positive positioning of a pneumatic valve or damper actuator. This relay Learn More
- Manufacturer : Siemens
- Part Number : 147-2000
List Price $294.30 $218.00 / each - List Price $515.76 $382.05 / eachSKU: PY15921 in stockSiemens (Powers) heavy-duty pneumatic analog relay designed to obtain specialized control action within pneumatic control system. This relay has 1/8" NPT air connections for air supply, output, and direct and reverse acting inputs. Learn More
- Manufacturer : Siemens
- Part Number : 243-0011
List Price $515.76 $382.05 / each - List Price $196.83 $114.11 / eachSKU: HN44808 in stockHoneywell relay that provides intermediate SPST switching of a line voltage device from a low voltage controller. An integral transformer provides low voltage power for control circuit. This relay has a maximum input of 5.0 W. Learn More
- Manufacturer : Honeywell
- Part Number : RA89A1074
List Price $196.83 $114.11 / each - List Price $690.40 $400.24 / eachSKU: HN1016W3 in stockHoneywell vertically mounted triple aquastat relay that features high limit protection, low limit and circulation control, a 10°F fixed high limit differential, a 10-25°F low limit differential, a 130-240°F high limit operating range, a 110-220°F low limit operating range, and a 0-95% RH operating humidity range. This relay has a 3" insertion well and 1-1/2" insulation. Learn More
- Manufacturer : Honeywell
- Part Number : L8124A1007
List Price $690.40 $400.24 / each - List Price $92.78 $67.24 / eachSKU: HN4585Ships within 1 business daysHoneywell 24 VAC, SPST, 30 amp compressor relay for use with DR90 and DR120 series compressors. Learn More
- Manufacturer : Honeywell
- Part Number : 50035445-014
List Price $92.78 $67.24 / each