Garmin SERV+ Specifications

All Models

Specification

Measurement

Temperature range

From -10° to 55°C (from 14° to 131°F)

Input voltage

From 10 to 16 Vdc

Fuse

30 A

Memory card

1 microSD® card slot; 2 TB max. card size

Wireless frequency and transmit power

2.4 GHz @ 14.3 dBm maximum

Max. Wi‑Fi® connected devices

10

Standby current draw

200 mA

Output channels

6 high side PWM, 1 to 10A1

Analogue input voltage range

From 0 to 16 V +/- 1%2

Analogue input resistance range

From 0 to 1500 ohm +/- 5%

Configurable I/O pin - max output current drive

50 mA

Digital input peak/average current (12 V)

170 mA/1 mA

Digital input weak signal low side/high side

1 mA/4 mA

Seven-inch Models

Specification

Measurement

Dimensions (W × H × D)

209.2 × 123.3 × 38.6 mm

8.24 × 4.85 × 1.52 in.

Display size (W × H)

153.2 × 90.1 mm (6.03 × 3.55 in.)

Weight

438 g (1.00 lb.)

Typical current draw at 12 Vdc with all channels off

0.3 A

Max. current draw at 12 Vdc with all channels off

0.55 A

Max. current draw at 12 Vdc

30 A

Ten-inch Models

Specification

Measurement

Dimensions (W × H × D)

281.2 × 176.4 × 38.7 mm (11.07 × 6.94 × 1.52 in.)

Display size (W × H)

217.6 × 136.4 mm (8.57 × 5.37 in.)

Weight

720 g (1.6 lb.)

Typical current draw at 12 Vdc with all channels off

0.55 A

Max. current draw at 12 Vdc with all channels off

0.8 A

Max. current draw at 12 Vdc

30 A

1 Only two channels >5 A are allowed at one time.
2 Input channel 5 is limited to Vin +0.5 V.
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September 2025