Ruud Furnace Limit Switches
22 OEM limit switches that fit Ruud furnaces, verified against our model compatibility database.
Compatibility Guaranteed1-778-759-9864
These limit switches also fit Rheem equipment — Ruud builds those furnaces and they share the same replacement parts.
Showing 1–22 of 22
Limit Switch, Auto Reset, Normally Closed, SPST, L145-20F, 3" Insert
Part #: 100-225
In Stock
CA$24.25
Limit Switch, Auto Reset, Normally Closed, SPST, L170-20F, 3" Insert
Part #: 100-227
In Stock
CA$36.63
Limit Switch, Auto Reset, Normally Closed, SPST, L180-20F
Part #: 100-232
In Stock
CA$61.72
3" HIGH LIMIT SWITCH L170-20F
Part #: 543-009
In Stock
CA$68.83
3" HIGH LIMIT SWITCH L170-20F
Part #: 543-041
In Stock
CA$68.83
3" HIGH LIMIT SWITCH L160-20F
Part #: 543-042
In Stock
CA$68.83
3" HIGH LIMIT SWITCH L180-20F
Part #: 543-043
In Stock
CA$68.83
3" HIGH LIMIT SWITCH L150-20F
Part #: 543-044
In Stock
CA$68.83
3" HIGH LIMIT SWITCH L220-20F
Part #: 543-045
In Stock
CA$68.83
3" HIGH LIMIT SWITCH L200-20F
Part #: 543-046
In Stock
CA$68.83
3" HIGH LIMIT SWITCH L145-20F
Part #: 543-047
In Stock
CA$68.33
3" HIGH LIMIT SWITCH L190-20F
Part #: 543-048
In Stock
CA$68.83
3" HIGH LIMIT SWITCH L200-20F
Part #: 543-049
In Stock
CA$68.83
5/8" DISC LIMIT SWITCH AUTO RESET L110-20F
Part #: 762-016
In Stock
CA$52.50
DISC LIMIT SWITCH AUTO RESET L105-10F
Part #: 762-071
In Stock
CA$81.97
DISC LIMIT SWITCH AUTO RESET L120-20F
Part #: 762-093
In Stock
CA$52.50
DISC LIMIT SWITCH AUTO RESET L115-20F
Part #: 762-094
In Stock
CA$52.50
DISC LIMIT SWITCH AUTO RESET L125-10F
Part #: 762-095
In Stock
CA$52.20
DISC LIMIT SWITCH SWITCH AUTO RESET L110-10F
Part #: 762-096
In Stock
CA$146.90
Image coming soon
100-146
OVERFLOW PROTECTION SWITCH
Part #: 100-146
In Stock
CA$38.49
Image coming soon
100-228
L160-20F LIMIT SWITCH
Part #: 100-228
In Stock
CA$22.88
Image coming soon
100-230
LIMIT CONTROL
Part #: 100-230
In Stock
CA$104.93
Know your model number?
Search your Ruud model to see only the parts verified to fit that exact furnace.