Thermos 11603

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replacement grill parts for all BBQ brands including DCS, Members Mark, Masterforge, Ducane, Kenmore, Broilmaster and more.Shopping cart
 
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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 grill parts to fit Thermos model: 11603


 

11603 Burners

Stainless steel burner and venturi assembly kit. Comes with all necessary gaskets and screws.

Part Number: 11602-72401
Dimensions: 15” x 4”
Material: stainless steel
Weight: 4.0
stainless steel burner for Thermos model 11603 

$58.83

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Stainless steel oval burner. Includes special bracket for optional 03900 burner-mounted collector box and electrode with wire. The 03900 electrode & box is a good solution for applications where the original OEM electrode cannot be used.

Part Number: 11602
Dimensions: 15” x 4”
Material: stainless steel
Weight: 1.5

$40.59

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11603 Venturis

Universal stainless venturi flexible and adjustable from 8” to 11” and sold individually. Used to replace venturis for virtually any grill model for which no exact fit venturi is available. Gasket & screws not included, see part numbers 00400 or SHK4.

Part Number: 72401
Dimensions: 7 1/2” x 11”
Material: zinc plated steel
Weight: 0.3

$13.80

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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

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two venturi gaskets with screws for Thermos model 11603.

Part Number: 00400
Dimensions: 3 1/16” x 1 1/4”
Weight: 0.05

$4.65

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11603 Cooking Grids

Chrome steel cooking grid. Sold individually.

Part Number: 40101
Dimension Front-to-Back: 11 1/4”
Dimension Side-to-Side: 19 1/2”
Material: chrome steel wire
Weight: 2.4
 

$28.17

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11603 Rock Grates

carbon steel rock grate for Thermos model 11603.

Part Number: 90211
Dimensions: 11” x 17 3/8”
Material: steel wire
Weight: 3.4

$27.69

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11603 Igniter Components

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

$10.35

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Ignitor electrode and collector box assembly. Fits all grills equiped with the Charbroil Masterflame and MasterFlame II burner systems, including grill brands Charbroil, Coleman, Kenmore, and Thermos. Fits on our burner part numbers BBC, LBBC, TBBC, and TLBBC.
    Includes:
  • Gas collector box
  • Ceramic electrode and wire
  • Mounting hardware

For more information about ignition systems and components, please see article Ignition 101 in our help center.



Part Number: IG-11B
Weight: 0.3

$9.34

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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

$5.77

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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

$3.84

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Collector box. Mounts to the front of burners 14902 or 14701. Use original electrode or electrode 04500.

For more information about ignition systems and components, please see article Ignition 101 in our help center.



Part Number: 04600
Material: stainless steel
Weight: 0.3

 $6.33
  $4.04

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11603 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

$17.36

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11603 Accessories

Durable 2 5/16” round briquettes
  • Self-cleaning
  • Control flare-ups while holding an even heat pattern.
  • About 53 pieces, covers approximately 275 sq. inches.
  • Fits all gas grills


Part Number: BQ-5
Weight: 7.2

$31.19

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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

$22.17

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Cast iron smoker box with six oblong venting holes. Designed to release wood smoke. Make sure this part will fit into your grill before ordering 8 3/8” x 5 1/4” x 1 3/8”.

Part Number: 00150
Dimensions: 5 1/4” x 8 3/8”
Material: cast iron
Weight: 3.90

$25.40

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High quality, long lasting ceramic briquettes. 90 flat top pyramid-shaped briquettes per box. Placed 1/2” apart, 90 briquettes will cover about 562 square inches. This is an area roughly 17” x 33”. For larger grills.
  • 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-AC0405
Dimensions: 2” x 2”
Material: ceramic
Weight: 11.7

 $80.96

 $72.18

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Meat Claws.

Shredding pork, chicken, or beef has never been easier. Spare the fork these meat shedding claws can hold with the larger outside tines and shred fine strands of meat with the smaller inside tines. Crafted of stainless steel with an easy to use grip that can be held multiple ways.
Each claw is 8.25 in. in overall length.



Part Number: 44070
Dimensions: 8 1/4
Material: stainless steel
Weight: 0.5

$16.16

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Deluxe 13” basting mop with hardwood handle and cotton mop head.

Part Number: 42055
Dimensions: 13
Weight: 0.2

$8.76

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Upright porcelain steel roasting rack with grid topper.

Part Number: 40935
Weight: 2.9

 $31.80

 $21.99

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Replacement heads for grill brush 77600. Set of two.

Part Number: 77650
Weight: 0.3

$6.73

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Thermos 11603 - 04-Apr-24



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