Skip to content
Contact Us
Find a Rep
Contact Us
Find a Rep
Menu icon
Translation missing: en.general.icons.icon_search_close icon
Menu
Search icon
Search
Translation missing: en.general.icons.icon_search_close icon
Close search
Cancel
Search icon
Spinner icon
Account icon
View account
Cart icon
View cart
Shop Parts
Chevron down icon
Consumables & Disinfectants
Cylinders
Distribution Parts
Electrical Parts
Gaskets & O-Rings
Hoses
Igniters & Flame Sensors
Nozzle Parts
Plumbing Parts
Pumps
Scale Tank Parts
Tank Parts
Valves
Shop All
Shop by Series
Chevron down icon
Isothermal Humidifiers
Chevron down icon
EL Series
GS Series
GSTC Series
MES Series
RH Series
RS Series
SETC Series
LS Series
Adiabatic Humidifiers
Chevron down icon
AF Series
DL Series
ME Series
ML Series
Whole-Home Humidifiers
Chevron down icon
Whole-Home Humidifiers
Whole-Home Humidifier Spare Parts
Steam Distribution
Chevron down icon
SAM-e Series
xSD Series
Controls & Accessories
Chevron down icon
Controls
Discontinued Products
Chevron down icon
NHEL Series
NHRS Series
NHDI/NHSC Series
NHTC/NHPC Series
How to find parts
Account icon
Log in
Close icon
Close
Shop Parts
Chevron down icon
Shop Parts
Consumables & Disinfectants
Cylinders
Distribution Parts
Electrical Parts
Gaskets & O-Rings
Hoses
Igniters & Flame Sensors
Nozzle Parts
Plumbing Parts
Pumps
Scale Tank Parts
Tank Parts
Valves
Shop All
Shop by Series
Chevron down icon
Shop by Series
Isothermal Humidifiers
Chevron down icon
Isothermal Humidifiers
EL Series
GS Series
GSTC Series
MES Series
RH Series
RS Series
SETC Series
LS Series
Adiabatic Humidifiers
Chevron down icon
Adiabatic Humidifiers
AF Series
DL Series
ME Series
ML Series
Whole-Home Humidifiers
Chevron down icon
Whole-Home Humidifiers
Whole-Home Humidifiers
Whole-Home Humidifier Spare Parts
Steam Distribution
Chevron down icon
Steam Distribution
SAM-e Series
xSD Series
Controls & Accessories
Chevron down icon
Controls & Accessories
Controls
Discontinued Products
Chevron down icon
Discontinued Products
NHEL Series
NHRS Series
NHDI/NHSC Series
NHTC/NHPC Series
How to find parts
Contact Us
Find a Rep
Home
Chevron down icon
Igniters & Flame Sensors
Chevron down icon
450
+
GSTC
Igniters & Flame Sensors
Filters icon
Filters (2)
Sort by
Sort by
Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old
Chevron down icon
View as
Grid icon
List icon
Filters
450
Remove filter
GSTC
Remove filter
Remove all filters
Series
Checkbox icon
GS
Checkbox icon
GSTC
Model
Checkbox icon
050
Checkbox icon
100
Checkbox icon
150
Checkbox icon
200
Checkbox icon
300
Checkbox icon
400
Checkbox icon
450
Checkbox icon
500
Checkbox icon
600
See more
Voltage
Checkbox icon
110-120V/1 Phase
Checkbox icon
208V/1 Phase
Checkbox icon
220-240V/1 Phase
450
Remove filter
GSTC
Remove filter
Remove all filters
Loading icon
There are no products matching your search
View all products
Sort by
Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old
Close icon
Checkmark icon
Added to your cart:
Cart subtotal
Close icon
Close icon
Chevron down icon
Chevron down icon
