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Hydronic Switching Relays
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Caleffi
(4)
Honeywell
(3)
Taco® Comfort Solutions™
(10)
TAMAS
(2)
Ultra-Fin®
(1)
Uponor
(2)
WATTS® | Tekmar®
(3)
Amperage Rating
0.4 A Coil
(3)
7.2 A
(3)
12 A
(1)
20 A
(4)
5 A
(2)
Clearance Items
Clearance
(1)
Coil Voltage
120 VAC
(3)
24 VAC
(3)
Contact Form
2 Form C DPDT
(4)
SPST
(1)
DPST
(2)
Country Of Origin
Canada
(3)
Mexico
(3)
US
(7)
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TEKMAR 301P SWITCHING RELAY ONE PUMP
MFR Part #:
MFR Part #
301P
U/M
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QTY
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TEKMAR 304P SWITCHING RELAY FOUR ZONES W/PRIORITY
MFR Part #:
MFR Part #
304P
U/M
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QTY
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TACO SR501-4 1 ZONE SWITCHING RELAY
MFR Part #:
MFR Part #
SR501-4
U/M
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QTY
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TACO SR504-EXP 4-ZONE SWITCHING RELAY/EXPANDABLE
MFR Part #:
MFR Part #
SR504-EXP
This item has been discontinued
U/M
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QTY
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CALEFFI ZSR103 3 ZONE PUMP CONTROL
MFR Part #:
MFR Part #
ZSR103
U/M
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QTY
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TACO SR503-EXP-4 3 ZONE EXPANDABLE SWITCHING RELAY WITH PRIORITY
MFR Part #:
MFR Part #
SR503-EXP-4
This item has been discontinued
U/M
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QTY
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TEKMAR 004 RELAY - 120VAC COIL
MFR Part #:
MFR Part #
004
U/M
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QTY
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CALEFFI ZSR101 SINGLE ZONE RELAY
MFR Part #:
MFR Part #
ZSR101
U/M
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QTY
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CALEFFI ZVR106 6 ZONE VALVE CONTROL
MFR Part #:
MFR Part #
ZVR106
U/M
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TACO SR506-EXP-4 6 ZONE SWITCHING RELAY WITH PRIORITY 3 PWR PRTS
MFR Part #:
MFR Part #
SR506-EXP-1
This item has been discontinued
U/M
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CALEFFI ZSR104 4 ZONE PUMP CONTROL
MFR Part #:
MFR Part #
ZSR104
U/M
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ULTRA FIN MDR2400 24 VOLT RELAY
MFR Part #:
MFR Part #
MDR2400
U/M
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TACO SR501-EXP-4 1 ZONE EXPANDABLE SWITCHING RELAY
MFR Part #:
MFR Part #
SR501-EXP-4
This item has been discontinued
U/M
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HONEYWELL RA832A1082/U CONTROLLER 24V 120/60HZ COIL
MFR Part #:
MFR Part #
RA832A1082/U
U/M
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WIRSBO A3080301 THREE-ZONE MULTI-PUMP RELAY
MFR Part #:
MFR Part #
A3080301
U/M
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WIRSBO A3010100 SINGLE-ZONE PUMP RELAY
MFR Part #:
MFR Part #
A3010100
U/M
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