# LTC1871 Boost Module with Display, 3.5-30V, 9A

> LTC1871 boost module with display, input 3.5-30VDC, adjustable output 3.5-35VDC, maximum output current 9A. Includes heatsink (requires soldering) and red display switchable between input and output voltage, with status LEDs. Conversion efficiency up to 96%. Dimensions: 67.5 x 41.5mm.

- Page: https://sigmanortec.ro/en/ltc1871-boost-module-with-display-35-30v-9a
- Price: 31.13 RON
- Availability: In stock; 1-2 zile
- Reference: 9003 · EAN: 5948607987186
- Category: Electronic components > Step Up Modules
- Specifications: tension: AD; Supply Voltage: 3.5; Minimum Output Voltage: 3; Maximum Output Voltage: 35; Source Type: high; Current Adjustment: Not; Voltage Adjustment: Yes; Adjustment Type: Variable; Maximum Output Current: 9
- Package (shipping data): 0.03 kg
- Updated: 2026-09-14
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 03:39 (Europe/Bucharest)

## Description

Boost module for increasing voltage from 3.5-30V to 3.5-35V, ideal for adjustable power supplies and DIY projects, offers up to 6A output and efficiency of up to 96%, includes red display with switchable input/output display and status LEDs, heatsink is included in the package for better thermal dissipation.
Voltage booster module LTC1871 with radiator included (in the package, must be soldered).
This module is powered with a voltage between 3.5 and 30VDC which is increased to values between 3.5V and 30V. The output voltage cannot be lower than the input voltage.
Present display showing the current input and output voltage (check the integrated LED, red input, green output), which can be disabled by removing jumper P3. Changing the input or output voltage display is done through the integrated buttons.
Specifications:
Supply voltage: 3 - 35VDC ( Not at the 220VAC outlet!)
Output voltage: adjustable between 3.5 - 35VDC
Supply current: 9A (max)
Output current: 6A (max)
Output power: 65W, 100W (at input and output voltage over 20V)
Ripple: 40mV
Display color: Red
Voltmeter error margin (display): 0.1V
Conversion efficiency: 96% (max)
Dimensions mm: 67.5 x 41.5mm