Skip to main content
Sign In
menu
Vendors
My Account
Backordered Items
Pay Invoices
Top 100 Items
About Us
GAL Testing
Site Search
icons/search
submit search
Quick Order
My Cart (
)
My Cart
{0} items in cart
menu
Specials
Scratch & Dent
Clearance
Products
A2L
A2L Compatible
A2L Compliant
Commercial HVAC
Accessories
Air Filters
Grilles, Registers & Diffusers
Indoor Air Quality
Miscellaneous Accessories
Roof Curbs/Economizers
Ventilation
Controls
Actuators
Electronic Building
Flame Safeguard
Miscellaneous
Pneumatic
Temperature
Valves
Zoning
Equipment
Air Handlers 5+ Tons and Accessories
Built to Order Cooling/Heat Pump
Built to Order Gas/Electric
Fan Coils/Ductless Splits
Infrared
Miscellaneous Equipment
Packaged Unit Accessories
Split Unit Accessories
Unit Heaters
Through-The-Wall Units
Electric/Electric
Gas/Electric
Heat Pump
Miscellaneous
Parts & Accessories
PTAC
Food Service
Ice Machines
Accessories
Bins
Cubers
Dispensers
Flakers
Reach-Ins
Remote Units
Institutional
Beverage Service
Condensing Unit Systems
Miscellaneous
Restaurant Equipment
Water Filters
Refrigerated Display
Cases
Miscellaneous
Hydronics
Boilers & Equipment
Boilers
Boiler Parts & Accessories
Indirect Hot Water Tanks
Water Heaters
Parts & Accessories
Baseboard
Circulator Pumps
Controls
In-Floor Systems
In-Floor Tubing Only
Miscellaneous Hydronics Parts & Accessories
Zone Valves
Parts & Accessories
Air Distribution
B-Vent
Flexible Duct
Miscellaneous Air Distribution
Residential GRD
Sheet Metal
Vent Products, Chimney Liner, Etc.
Electric Motors & Drives
Belts, Sheaves, Pulleys, Etc.
Capacitors
Fan Blades, Blower Wheels
Motors & Drives
OEM Parts
Boilers OEM Parts
Commercial HVAC OEM Parts
Ductless Split Units OEM Parts
Hearth Products OEM Parts
Ice Machine OEM Parts
Refrigeration Unit OEM Parts
Residential HVAC OEM Parts
Tools & Supplies
Chemicals
Electrical & Fittings
General Tools & Supplies
Meters & Gauges
Miscellaneous Tools & Supplies
Oils
Refrigeration And Recovery
Sheet Metal
Welding Equipment & Supplies
Welding Gas
Refrigeration
Accessories & Controls
Ball Valves
Cold/Temperature Controls
Defrost Timers
Filters, Driers
Miscellaneous Accessories & Controls
Oil Controls
Pressure Controls
Pressure Valves/Regulators
Sight Glasses
Solenoid Coils/Valves
Thermostatic Expansion Valves/TXV
Compressors
Hermetic
Scroll
Semi-Hermetic
Copper Pipe; Fittings; Insulation & Accessories
Brass Fittings
Copper Fittings, Lengths, Pipe & Rolls
Insulation
Strut, Clamps, Rod
Equipment
Air Defrost Evaporator Coils
Cooling Towers
Electric Defrost Evaporator Coils
Fluid Coolers/Condensers
Heat Reclaim
Hermetic Refrigeration C/U
Miscellaneous Refrigeration Equipment
Other Condensing Units
Scroll Refrigeration C/U
Refrigerants
Miscellaneous Refrigerants
R-12
R-123
R-124
R-134A
R-22
R-23
R-401A
R-402A
R-402B
R-404A/HP62
R-407C
R-408A
R-409A
R-410A
R-414B
R-438A/MO99
R-502
R-507/AZ-50
R-508B
Reclaimed Refrigerants
R-450A
Residential HVAC Equipment & Supplies
Air Conditioning
Accessories
Air Conditioners
Evaporative Coolers & Accessories, Swamp Coolers
Miscellaneous Equipment
Air Handling Units
Air Handlers
Air Handler Accessories
High Velocity Units
Miscellaneous Equipment
Mobile Home Units
Controls
Contactors
Fan Centers & Limits
Gas Valves/Gas Train
Miscellaneous Controls
Oil Burner
Relays
Transformers
Ductless Split Systems
Accessories
Indoor Units
Outdoor Units
Furnaces & Heating Units
Accessories
Furnaces
Space & Unit Heaters
Hearth Products
B-Vent Fireplaces
Electric Fireplaces
Fireplace Venting
Gas Fireplaces
Gas Inserts
OEM Accessories
Patio Heaters
Wood Fireplaces, Inserts & Stoves
Heat Pumps
Accessories
Ground/Water Source Equipment
Heat Pumps
Miscellaneous Equipment
HVAC Accessories
Black Pipe
Equipment Pads
Evaporator Coils
Flexible Gas Pipe
Line Sets
Miscellaneous HVAC Accessories
PVC Pipe & Nylon Fittings
Residential Installation
Indoor Air Quality
Air Cleaners & Accessories
Air Filters
Air Purifiers & Accessories
ERV/HRV & Accessories
Humidifiers/Dehumidifiers & Accessories
Residential Ventilation
Thermostats & Zoning
Miscellaneous Thermostats & Zoning
Thermostats
Zoning
Extended Service Agreements
Vendors
My Account
Backordered Items
Pay Invoices
Top 100 Items
About Us
Blog
Coaching Tools
Accessory Upsell Impact Calculator
Breakeven Analysis Calculator
Cost of a Tech Calculator
Cost of a Tech Audit
Parts Markup
Repair vs. Replace Calculator
Service Agreement Cost
Interest Form
Services
Training & Events
Tools & Resources
Help
Contact Us
Â
Quick Order
My Cart (
)
My Cart
{0} items in cart
Â
Site Search
icons/search
submit search
Home
Products
Refrigeration
Accessories & Controls
Defrost Timers
Defrost Timer, 120/240V SPDT/SPST NEMA3R 24hr Auto-Voltage
Grasslin/Intermatic
Defrost Timer, 120/240V SPDT/SPST NEMA3R 24hr Auto-Voltage
Part #
DTAV40
MFG #
DTAV40
Sign In for pricing and availability
Specs
Brand:Â
Grasslin/Intermatic
