Home > Thermos Grill Models > Thermos 15503QA
Use the dimensions of your old parts, preferably after removal, to compare to what we show below. Comparing dimensions is the best way to insure you get the right parts for your Thermos grill.
Replacement BBQ grill parts for Thermos model: 15503QA
15503QA Burners
Deluxe stainless steel twin-venturi burner and venturi assembly. Includes:
- DLB stainless steel H burner.
- Deluxe burners have a special spot-welded mounting bracket for optional IG-5B universal tongue-style collector box and electrode. The IG-5B can be used in applications where the factory ignition system is irrepairable, non existant, or otherwise unusable.
- Two (2) V-12 stainless steel single venturi.
- Venturi gasket and mounting nuts (venturi mounts with nuts and bolts, not screws).
- 5 year MHP limited warranty.
- Click here for features of MHP deluxe SS burner.
Part Number: DLB+V-12
Dimensions: 8 1/8” x 19 1/2”
Material: stainless steel
Weight: 2.0
$69.68
15503QA Venturis
Single Gasket Kit Economy Burners for Thermos model 15503QA.
Part Number: SHK4
Weight: 0.01
$4.02
Spider exclusion screens. Installs over venturi air shutters to keep spiders out. Approximately 7/8” in diameter and 1” long.
Part Number: 70002
Dimensions: 1” x 7/8”
Material: stainless steel
Weight: 0.1
$12.82
15503QA Rock Grates
carbon steel
rock grate for Thermos model 15503QA.
Part Number: 92901
Dimensions: 13 1/2” x 23 1/8”
Material: steel wire
Weight: 4.4
$31.21
15503QA Igniter Components
20” Ignitor adapter wire with female
spade connector and male
round connector. Used primarily on Ducane models 7100 and 7200 to extend the wire from the 03758 collector box and electrode to the electronic spark generator (igniter).
For more information about ignition systems and components, please see article Ignition 101 in our help center.
Part Number: 03750
Dimensions: 1/16
Weight: 0.05
$6.01
Universal adapter wire with male round and female
spade connectors.
For more information about ignition systems and components, please see article Ignition 101 in our help center.
Part Number: 03751
Weight: 0.05
$3.98
Tongue style collector box for burner mounted applications. Includes preinstalled electrode with round female connector end and 20” wire. Fits on all of our Deluxe stainless H burners (LB, SB, DLB, DSB) using special mounting bracket on these burners. Will not fit on cast iron burners (see part IG-15B for cast iron burner applications).
For more information about ignition systems and components, please see article Ignition 101 in our help center.
Part Number: IG-5B
Weight: 0.3
$10.81
Collector box and electrode assembly. Tongue style burner mounted collector box with ceramic electrode, 15” wire, and female
round connector. Not designed to mount on original equipment burners. Fits our stainless steel burners with special mounting bracket only.
Will NOT fit on cast iron burners.
For more information about ignition systems and components, please see article Ignition 101 in our help center.
Part Number: 03900
Material: ceramic
Weight: 0.2
$10.84
Universal collector box with electrode and wire. Fits most H burners, cast iron and stainless. Mounts to burner using venturi screws. Slotted construction allow universal adjustment of electrode position.
For more information about ignition systems and components, please see article Ignition 101 in our help center.
Part Number: IG-15B
Weight: 0.3
$14.41
15503QA Warming Racks
Universal warming rack. For use on grills with at least 22” inside dimension.
Part Number: AP-6A
Dimensions: 6” x 21 1/2”
Material: Chrome steel
Weight: 1.3
$23.33
15503QA Valves, Orifices, and Manifolds
Brass
spud orifice with 5/16” x 32 thread size. Has #70
starter hole. Must be drilled to proper
drill size.
If you would like us to drill the orifice(s) for you, there is a single $15 fee for this service, which will be added to the order when processed. Please tell us the number of burners in your grill and the total BTUs of your grill (less side burner and rotisserie burner, if any). BTU rating information can usually be found on the grill's CSA certification tag, located somewhere on the grill. Please furnish this, along with any other information you deem relevant, in the Message to CLA box during checkout.
Part Number: 31600
Dimensions: 0 3/8” x 0 7/16”
Material: brass
Weight: 0.01
$7.54
Dual brass LP valve assembly. Includes left and right control valves and valve manifold. Fits Arkla up-front control grills and others requiring 45 degree angle valves.
- For use with LP gas
- Includes two orifices drilled to #57 drill size
- Includes pre-assembled 45 degree angle fitting, not shown in photo
Made in USA Part Number: VLV-28
Material: brass
Weight: 1.1
$52.75
15503QA Accessories
High quality, long lasting ceramic briquettes. 59 flat top pyramid-shaped briquettes per box. Placed 1/2” apart, 59 briquetes will cover about 368 square inches. This is an area roughly 15” x 24”.
- Top quality product
- Each briquette measure 2” x 2”
- Self cleaning
- Great heat distibution, retains heat longer
- Can be used on all grills that use briquettes or lava rock
- Use a single layer (multiple layers can reduce temperatures)
NOTE: These high quality ceramic briquetes are available in 59 count, 70 count, and 90 count qantities.
- 59 briquetes covers an area apprimately 15” x 24”
- 70 briquetes covers an area apprimately 17” x 26”
- 90 briquetes covers an area apprimately 17” x 33”
Made in USA Part Number: CLA-AC0394
Dimensions: 2” x 2”
Material: ceramic
Weight: 7.65
$54.78
BBQ'er choice porcelain grill briquets. The finest available.
- Self-Cleaning Porcelain Briquettes.
- Made of fired porcelain for even heat transfer.
- Virtually indestructible.
- About 56 pieces covers approximately 310 square inches.
- Made in USA .
NOTE: MHP model TJK requires two (2) bags.
Part Number: BQ-3A
Weight: 4.2
$50.25
Natural lava rock processed and screened for uniformity. 7 lb. bag is enough for all full sized grills. Click the photo to find easy steps for installing lava rocks.
Part Number: 45887
Material: pummise
Weight: 7.0
$24.48
shishkebob skewers
Part Number: 46074
Dimensions: 18” x 0 5/8”
Material: stainless steel
Weight: 0.4
$7.65
High quality, long lasting ceramic briquettes. 70 flat top pyramid-shaped briquettes per box. Placed 1/2” apart, 70 briquetes will cover about 437 square inches. This is an area roughly 17” x 26”.
- Top quality product
- Each briquette measure 2” x 2”
- Self cleaning
- Great heat distibution, retains heat longer
- Can be used on all grills that use briquettes or lava rock
- Use a single layer (multiple layers can reduce temperatures)
NOTE: These high quality ceramic briquetes are available in 59 count, 70 count, and 90 count qantities.
- 59 briquetes covers an area apprimately 15” x 24”
- 70 briquetes covers an area apprimately 17” x 26”
- 90 briquetes covers an area apprimately 17” x 33”
Made in USA Part Number: CLA-AC0399
Dimensions: 2” x 2”
Material: ceramic
Weight: 9.75
$63.69
16” Stainless Steel Tong/Turner Combination. 16” multi-use tool with red soft grip rubber inserts. Can be used as a turner, tong or both. Manual lock saves on storage space.
Part Number: 40240
Material: chrome steel
Weight: 0.9
$16.59
Deluxe 13” basting mop with hardwood handle and cotton mop head.
Part Number: 42055
Dimensions: 13
Weight: 0.2
$8.76
Upright porcelain steel roasting rack with grid topper.
Part Number: 40935
Weight: 2.9
$31.80 $21.99
Replacement heads for grill brush 77600. Set of two.
Part Number: 77650
Weight: 0.3
$6.73