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 4998132018 | 07 | 03.2017 | 2

© 2017 Bosch Security Systems, Inc. 130 Perinton Parkway Fairport, NY 14450  

Bosch Sicherheitssysteme GmbH Robert-Bosch-Ring 5 85630 Grasbrunn Germany

1 | Overview 

The D8108A/D8108A-CE Attack Resistant Enclosures house many Bosch Security 

Systems, Inc. control panels. When housed in a D8108A/D8108A-CE, a listed control 

panel can be used in a high-security mercantile alarm application. For specific control 

panel applications, refer to the operation and installation manual for the control panel.
The D8108A-CE enclosure includes a transformer for CE installations.

3.55 in.

16 in.

16 in.

1

4

3

2

5

6

3

6

3

Figure 1.1: Mounting the enclosure and installing accessories

Callout ― Description

1 ― Tamper switches (2)
2 ― 1 in. (2.5 cm) 6-32 screws (6) and nuts (6) for the tamper switches
3 ― 7/8 in. (2.2 cm) 8-32 machine screws (5)

4 ― D101 Lock and key (P/N: 4998800200)

5 ― Tamper switch mounting holes

6 ― Knockouts

2 | Installation

Wire the D8108A-CE transformer to the control panel after completing the instructions 

in 

Section 2

.

2

L

N

3

4

USB POWER

STATUS

B

A

S

E

L

I

N

K

T

ETHERNET

USB

EARTH GROUND

COMMON

BATTERY ( 

-

 )

+ AUX POWER

BATTERY ( + )

CLASS 2 

16.5 VAC 40 VA 60 Hz

TRANSFORMER

10

9

8

7

6

5

4

3

2

1

WARNING! 

Multi-Battery 

installation requires

Model D122 or D122L 

Dual Battery Harness. 

Improper installation 

can be a fire hazard

.

Low 12.1 VDC
Load Shed 10.2 VDC

OUTPUT

B (2)

OUTPUT

A (1)

OUTPUT

C (3)

1

Figure 3.1: Wiring the D8108A-CE

Callout ― Description

1 ― Low voltage AC
2 ― Ground wire connection
3 ― AC IN

4 ― Wire tie the AC IN wires to the enclosure lance

3 |  Wire a D8108A-CE to a control panel

Two knockouts in the enclosure base (one in the top, the other in the bottom) 

accommodate ¾ in. (2 cm) conduit. The enclosure door is slotted to enable conduit 

access.
1.  Attach the lead wires to the terminals on the two tamper switches and wire them in 

series with an EOL resistor. 

2.  Using the supplied hardware, screw the tamper switches to the enclosure (screws on 

the outside and the nuts on the inside).

3.  Mount the lock for UL Burglary and Fire applications on the enclosure door.
4.  Mount the enclosure to a hard, flat surface.
5.  Mount the control panel (with the mounting skirt) inside the enclosure.
6.  Wire, program, and test the control panel and related peripheral equipment. 
7.  Wire the tamper switches to a control panel protective zone or point input.
8.  Close the enclosure door.
9.  Install the supplied 7/8 in. (2.2 cm) 8-32 screws in the five locations, securing the 

door to the base and making the enclosure attack resistant.

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