Design Guide
1–800–944–2904 | bosch-home.com/us
Floor
Arrow on the
pressure regulator
shows the direction
of gas flow
Rough-in Cooktop Box
Side View Gas Cooktop Installation
power cord
60
" (1.524)
gas regulator
3
/
8
"
 NPT
1
/
2
"
 NPT
120 V receptacle
flexible
gas line
gas cut-off valve
gas supply line
stub-out
Measurements in inches (mm)
3
13
/
16
" (97)
3
3
/
8
" (86)
500 / 800 Series 30" Gas Cooktops500 / 800 Series 30" Gas Cooktops
30" Gas Cooktops — 500 / 800 Series
Gas | 500 / 800 Series | Cooktops | 3332 | Cooktops | 500 / 800 Series | Gas
30" 500 Series
NGM5056UC
• 16K Max. BTU Performance
• Black Metal Knobs
• OptiSim
®
 burner
30" 800 Series
NGM8056UC (Stainless Steel)
NGM8046UC (Black w/Black 
Stainless Knobs)
+ 19K Max. BTU Performance
+ 5 Burners
+
  Distinctive Red LED Light 
Burner Indicators
+
 Stainless Steel Knobs (Black 
Stainless Metal Knobs on 
Black Model)
30" Cooktop and Cutout Dimensions  30" Cooktop Gas Location
30" Cooktop Installation Above Wall Oven
+ Indicates a step-up feature
500 Series 800 Series
 Stainless Steel – NGM5056UC  Stainless Steel – NGM8056UC 
Black w/Black Stainless Knobs – NGM8046UC
General Properties
Knob material Metal Metal
Sealed burners Yes Yes
Grate material Cast iron Cast iron
Element Performance
Total BTU load (NG / LP) 41,500 / 38,200 NGM8056UC: 50,000 / 43,200
NGM8046UC: 48,600 / 43,200
Power of front left burner (NG / LP) 10,000 / 9,100 NGM8056UC: 10,000 / 9,100
NGM8046UC: 9,300 / 9,100
Power of back left burner (NG / LP) 10,000 / 9,100 5,500 / 5,000
Power of center burner (NG / LP) N/A 18,000 / 15,000
Power of back right burner (NG / LP) 5,500 / 5,000 NGM8056UC: 10,000 / 9,100
NGM8046UC: 9,300 / 9,100
Power of front right burner (NG / LP) 16,000 / 15,000 5,500 / 5,000
Technical Details
Watts 360 W 360 W
Circuit breaker 15 A 15 A
Volts 120 V 120 V
Frequency 60 Hz 60 Hz
Plug type 3 prong 3 prong
Power cord length 60" 60"
Energy source Gas Gas
Convertible to LP (kit required) Yes Yes
Dimensions & Weight
Overall appliance dimensions (HxWxD) 3 
13
/
16
" x 31" x 21 
1
/
4
" 3 
13
/
16
" x 31" x 21 
1
/
4
"
Required cutout size (HxWxD) 3 
13
/
16
" x 28 
15
/
16
" x 19 
1
/
8
" 3 
13
/
16
" x 28 
15
/
16
" x 19 
1
/
8
"
Minimum distance from counter front 1 
7
/
8
" 1 
7
/
8
"
Minimum distance from rear wall 3" 3"
Net weight 37 lbs 37 lbs
Accessories – Included
Included LP conversion kit LP conversion kit
Cooktop
Built-in Oven
Notes:
Dimensions based on standard countertop height (36" with 4
3
/
4
" toe kick 
including base plate).
Measurements in inches (mm)
30" Built-in oven - under gas cooktop
The built-in oven can be installed below the gas cooktop as long as there is 
no contact between the bottom of the cooktop and the top of the oven.
7
/
8
"
(22)
see notes
24
5
/
8
"
(625)
4
3
/
4
" (121)
6
1
/
16
"
(169)
3"
(76)
3
13
/
16
"
(97)
26
9
/
16
"
(674)
29"
(737)
36"
(915)
28
1
/
4
"
(718)










