Serving the Midwest in HVAC, Plumbing, PVF, Well & Septic and Waterworks.

Family BrandsHelpLocations

Site Search

{0} items in cart

loading content

Refine Results

: 20 A(2)
6 per zone(4)
: 120 V(1)
: DPDT(1)
: Domestic(1)
: 120 V(12)

Hydronic Switching Relays

12 products

Sort

View

Per Page

content loaded

SR501-5 1-Zone Next Generation Switch Relay

SR501-5 1-Zone Next Generation Switch Relay

Item #TACSR5015

MFG #SR501-5

Compare

Taco® SR501-4 1-Zone Switch Relay w/ Priority

Taco® SR501-4 1-Zone Switch Relay w/ Priority

Item #TACSR5014

MFG #SR501-4

Compare

Taco® SR502-4 2-Zone Switch Relay w/ Priority

Taco® SR502-4 2-Zone Switch Relay w/ Priority

Item #TACSR5024

MFG #SR502-4

Compare

Taco® SR502-5 2-Zone Next Generation Switch Relay w/ Priority

Taco® SR502-5 2-Zone Next Generation Switch Relay w/ Priority

Item #TACSR5025

MFG #SR502-5

Compare

Taco® SR503-4 3-Zone Switch Relay w/ Priority

Taco® SR503-4 3-Zone Switch Relay w/ Priority

Item #TACSR5034

MFG #SR503-4

While Supplies Last

Compare

Taco® SR503-5 3-Zone Next Generation Switch Relay w/ Priority

Taco® SR503-5 3-Zone Next Generation Switch Relay w/ Priority

Item #TACSR5035

MFG #SR503-5

Compare

Taco® SR503-EXP-4 Expandable Switching Relay, 120 V, 20 A, DPDT, 120 V Coil

Taco® SR503-EXP-4 Expandable Switching Relay, 120 V, 20 A, DPDT, 120 V Coil

Item #TACSR503EXP4

MFG #SR503-EXP-4

Discontinued

Compare

Taco® SR504-4 4-Zone Switch Relay w/ Priority

Taco® SR504-4 4-Zone Switch Relay w/ Priority

Item #TACSR5044

MFG #SR504-4

While Supplies Last

Compare

Taco® SR504-5 4-Zone Next Generation Switch Relay w/ Priority

Taco® SR504-5 4-Zone Next Generation Switch Relay w/ Priority

Item #TACSR5045

MFG #SR504-5

Compare

First Mobile presents FirstSupply.com in a tile-based menu on your phone!

First InStock is our scannable label program makes it easy to stock your shop with First Supply!