6 key benefits of Reed Switch Marine Fuel Level Senders: affordable, durable, low power, easy install/maintain, wide compatibility, long lifespan. Ideal for marine, industrial, RVs/trucks.

Order matching gauge/sender to avoid compatibility issues. 100TECH has signal-selectable gauges (5 resistances), 2 replacement cases; its gauges feature 240° sweep, IP67, 8 backlight colors.

100TECH's IP67 marine gauges resist water, fog and abrasion—dustproof, submersible to 1m for 30min. Offers plug-and-play/custom options, various gauges & integrated panels; visit/contact for details.

To find the right marine fuel tank sending unit: choose same brand or 100TECH. For 100TECH, use its cap model or provide tank depth, ohm range, mounting style. Unsure? Measure empty/full resistance. 100TECH team helps.

5 key factors for choosing a fuel sender: 1. Application (env, space); 2. Signal output (match gauge’s resistance: US 240-33Ω, EU 0-190Ω); 3. Tank shape; 4. Tank depth (measure & subtract 1 inch); 5. Mounting style (SAE, BSP, NPT).

Reed Switch Marine Fuel Sending unit connects to fuel gauge via wire. Float moves with fuel level, adjusting resistance to move gauge needle. Found on fuel tank top; has 2/3 connections (gauge, power, ground).