Table 4-3 Backup Battery Weight And Size; Figure 4-9 Backup Battery Dimensions; Backup Battery - Garmin GI 275 Installation Manual

4.3.2

Backup Battery

The backup battery is internal to the GI 275. Captive screws secure a cover plate protecting the battery. The
battery pack will not be vented outside the aircraft. The backup battery can optionally be installed in a
GI 275 MFD. The battery must be installed in the GI 275 unit prior to installation in the instrument panel.
Item
GI 275 Backup Battery
Notes:
[1] Weight includes the silicone end cap (seen in Figure 4-10).
190-02246-14
Rev. 11

Table 4-3 Backup Battery Weight and Size

Weight
lb. (kg)
Height
0.32 (0.145) [1] 2.36 (60.0)

Figure 4-9 Backup Battery Dimensions

(Shown without required silicone cap)
Dimensions in. (mm)
Width
1.13 (28.7) (connector end)
2.60 (66.0)
0.85 (21.5) (non-connector end)
GI 275 STC EIS & MFD Installation Manual
Depth
Page 4-14