Crimp
Component folio · Battery · Renogy

RBT300LFP12S-G1

12V 300Ah LiFePO4 house battery.

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Renogy 300Ah LiFePO4
Renogy 300Ah LiFePO4 · 2 terminals
01 — Reference run

A sizing result with its assumptions attached.

Conductor120 mm²4/0 AWG
Fuse350 Apositive run
Voltage drop2.4%3 m one way
Design current350 A12.8 V system

The Crimp engine applies its ordinary continuous-load headroom, voltage-drop budget, terminal clamp, and standard fuse ladder. The 3 m one-way run is a stated reference, not a universal installation prescription.

02 — Catalog specification

The part the engine actually sees.

Nominal voltage
13 V
Capacity
300 Ah
Maximum discharge
200 A
Canvas footprint
230 × 95 px

Terminal map

TerminalPolarityDirectionRating
+positivebidi350 A
negativebidi350 A
03 — Supporting parts

What belongs around it.

  • 6 m total of 120 mm² (4/0 AWG) marine cable
  • Four 120 mm² cable lugs matched to the equipment studs
  • 350 A fuse and holder on the positive run
  • Heat-shrink, strain relief, and terminal boots sized to the cable

See what it changes in your system

With JavaScript enabled, describe your existing boat, van, or off-grid system here. The model supplies topology; Crimp's engine computes the attachment, resized runs, checks, and supporting basket.