
JENN-AIR® DETAILED PLANNING DIMENSIONS
G
H
I
J
K
D
L
O
K
J
I
H
P
Power Supply Location
N
M
BUILT-IN MICROWAVE OVENS
JMC2430D – 293⁄4" x 197⁄8" x 243⁄4"
JMC2427D – 263⁄4" x 197⁄8" x 2411⁄16"
PRODUCT DIMENSIONS
1 of 3
FRONT VIEW
TOP VIEW
D
SIDE VIEW
A
BC
F
D
E
H
I
J
K
K
J
I
H
M
O
N
L
MODEL # JMC2430D JMC2427D
in cm in cm
Overall width 293⁄4 75.6 263⁄4 68.0
A
Height of control panel 51⁄2 14.0 51⁄2 14.0
B
Space between control panel
and door
Pro-Style
C
®
Stainless
Euro-Style Stainless
Black Floating Glass
Height to top of handle
Pro-Style
D
Euro-Style Stainless 12
®
Stainless
Black Floating Glass 12
Height of door 123⁄4 32.3 123⁄4 32.3
E
Overall height 197⁄8 50.3 197⁄8 50.3
F
Width of recessed oven 283⁄8 72.1 253⁄8 64.5
G
Depth of recessed oven 211⁄2 54.6 211⁄2 54.6
H
Depth with door
Pro-Style
I
Euro-Style Stainless
®
Stainless
Black Floating Glass
Depth with handle
Pro-Style
J
Euro-Style Stainless
®
Stainless
Black Floating Glass
Depth with door fully open
Pro-Style
K
Euro-Style Stainless
Black Floating Glass
Height of trim
Pro-Style
L
Euro-Style Stainless 1
®
Stainless
®
Stainless
Black Floating Glass 1
Height from top of recessed
P
M
oven to top of control panel
Height from bottom of recessed
N
oven to bottom of trim
Height of recessed oven
O
Height to top of control panel
P
7
⁄16
7
⁄16 1.1
1
⁄2 1.2 — —
1.1
123⁄8 31.4
3
⁄16 31.0 123⁄16 31.0
3
⁄16 31.0
2211⁄16 57.7
2211⁄16 57.7 225⁄8 57.5
225⁄8 57.5 — —
253⁄8 64.4
243⁄4 62.9 2411⁄16 62.8
2411⁄16 62.8 — —
343⁄8 87.4
343⁄8 87.4 343⁄8 87.4
341⁄2 87.6 — —
11⁄8
1
⁄8 2.9 13⁄16 3.0
3
⁄16 3.0
2.9
115⁄16 5.0 115⁄16 5.0
5
⁄8 1.6
173⁄8 44.1
193⁄16 48.8
—
7
⁄16 1.1
—
— —
—
—
—
—
— —
5
⁄8 1.6
173⁄8 44.1
193⁄16 48.8
—
—
—
—
—
—
IMPORTANT: Dimensional specifications are provided for planning purposes only.
Do not make any cutouts based on this information. Refer to the Installation Guide before
selecting cabinetry, verifying electrical/gas connections, making cutouts or beginning installation.
All Jenn-Air® appliances are appropriately UL, CUL or CSA approved.
8673AdZw1115

JENN-AIR® DETAILED PLANNING DIMENSIONS
BUILT-IN MICROWAVE OVENS
JMC2430D – 293⁄4" x 197⁄8" x 243⁄4"
JMC2427D – 263⁄4" x 197⁄8" x 2411⁄16"
OPENING/CLEARANCE DIMENSIONS
2 of 3
A
MODEL # JMC2430D JMC2427D
in cm in cm
Width of cabinet
A
(min.)
Width of cutout 281⁄2 72.4 251⁄2 64.8
B
D
C*
F
E
B
H
Height of cutout
C*
Top of cutout to
bottom of upper
D
cabinet (min.)
Bottom of cutout to
top of single oven
(min.)
E
Bottom of cutout to
top of cabinet door
30 76.2 27 68.6
173⁄8-
173⁄4
44.1-
45.1
173⁄8-
173⁄4
44.1-
45.1
23⁄16 5.5 23⁄16 5.5
1 2.5 1 2.5
11⁄2 3.8 11⁄2 3.8
(min.)
Bottom of cutout
to bottom of upper
F
197⁄8 50.3 197⁄8 50.3
cabinet door
G
Bottom of
cutout to floor
G
40 101.6 40 101.6
(recommended)
Depth of cutout
H
(min.)
* Optional spacer kits are available for a cutout height of 19"-1913⁄16"
(48.3-50.2 cm).
217⁄8 55.5 217⁄8 55.5
FRONT VIEW – INSTALLATION OVER
SINGLE OVEN
Approved models: JJW3430D, JJW2430D,
JJW2427D
SIDE VIEW
ELECTRICAL REQUIREMENTS
240 volt, 20-amp fused, grounded circuit is required. A dedicated circuit
is recommended.
The length of conduit provided is for serviceability. Do not cut the conduit.
The junction box should be located 3" (7.6 cm) maximum below the support
surface. Drill a 1" (2.5 cm) minimum diameter hole in the left rear corner of
the support surface for access to the junction box.
If the junction box is on the rear wall behind the oven, it must be recessed
and located in any corner of the cabinet.
LOCATION REQUIREMENTS
Support structure must be able to support 90 lb (41.0 kg) including
microwave oven and contents.
IMPORTANT: Dimensional specifications are provided for planning purposes only.
Do not make any cutouts based on this information. Refer to the Installation Guide before
selecting cabinetry, verifying electrical/gas connections, making cutouts or beginning installation.
All Jenn-Air® appliances are appropriately UL, CUL or CSA approved.
8673AdZw1115

JENN-AIR® DETAILED PLANNING DIMENSIONS
BUILT-IN MICROWAVE OVENS – FLUSH INSTALLATION
JMC2430D – 293⁄4" x 197⁄8" x 2211⁄16" (depth without handle)
JMC2427D – 263⁄4" x 197⁄8" x 225⁄8" (depth without handle)
3 of 3
OPENING/CLEARANCE DIMENSIONS
A
C
11
/16" (1.7 cm)
Side Cleats*
D
113/16" (4.7 cm)
Top Cleat*
A
B
3
/4" (1.9 cm)
Bottom Cleat*
ee
E
MODEL # JMC2430D JMC2427D
in cm
Width of flush inset
A
cutout (min.)
Width of opening
B
(min.)
Height of flush inset
C
cutout (min.)
Height of opening
D
(min.)
Bottom of cutout
E
to floor
Depth of cutout
F
(min.)
e
Recommended junction box location
F
ELECTRICAL REQUIREMENTS
240 volt, 20-amp fused, grounded circuit is required. A dedicated circuit is
recommended.
The length of conduit provided is for serviceability. Do not cut the
conduit. The junction box should be located 3" (7.6 cm) maximum below
the support surface. Drill a 1" (2.5 cm) minimum diameter hole in the left
rear corner of the support surface for access to the junction box.
301⁄4 76.8 271⁄4 69.2
287⁄8 70.8 257⁄8 65.7
203⁄16 51.3 203⁄16 51.3
175⁄8 44.7 175⁄8 44.7
40 101.6 40 101.6
231⁄4 59.0 231⁄4 59.0
FLUSH INSTALLATION REQUIREMENTS
A 231⁄4" (59.0 cm) minimum cutout depth is required.
These dimensions will result in a 1⁄4" (0.6 cm) reveal on the top,
a 1⁄4" (0.6 cm) reveal on the sides and a 1⁄8" (0.3 cm) reveal on the bottom
of the microwave oven.
The front face of the cleats and platform will be visible and should be
treated as a finished surface.
FRONT VIEW
SIDE VIEW
Side Cleat*
13/8" (3.5 cm)
TOP VIEW
* Cleats and platform must be recessed 13⁄8" (3.5 cm) from the front of the cabinet.
IMPORTANT: Dimensional specifications are provided for planning purposes only.
Do not make any cutouts based on this information. Refer to the Installation Guide before
selecting cabinetry, verifying electrical/gas connections, making cutouts or beginning installation.
All Jenn-Air® appliances are appropriately UL, CUL or CSA approved.
Side Cleat*
F
BACK VIEW
Power Supply Location
8673AdZw1115