Renogy - REGO - 12V 104Ah Super Slim Solid State Lithium Iron Phosphate Battery (RBT12104LFP-SB-US)
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- Available Monday - Friday 9AM - 6PM PST
- Need Installation? Contact Us
DESCRIPTION
At West Coast Off-Roaders we pride ourselves in giving you the best advice to ensure that you purchase the right product to suit your specific needs, as well as ensure that it is the right fit or application for your vehicle. For expert advice, pricing, shipping and an accurate ETA, please give us a call on 604 770 1252 or contact us via the contact page on this website.
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OVERVIEW
- Ultra-thin (2.4 in) for canopies, behind seats and more tight spaces
- 9x slower temperature rise enhances safety & reduces thermal runaway
- Versatile mounting with vibration-resistant bracket kits
- 10A reliable charging in freezing conditions down to 14°F/-10°C
- Powering a 2000W inverter with a single battery at 200A high output
What People Are Saying About It
Hear from off-road adventurers and solar enthusiasts, as they share how this ultra-slim solid state battery transforms their overlanding energy setups—from truck campers to 4x4 canopies.
Solid Power in an Ultra-Thin Design

Super-Slim Design. Effortless Installation.
At just 2.4 inches (61 mm) thin, this battery fits behind seats, under floors, and in tight spaces—perfect for overlanding setups.

Travel Light with Confidence
Stop overloading your 4x4 pickup trucks with lead-acid batteries and AC generators. This 12V 104Ah Solid-State LFP Battery frees up space so you can carry what really matters.

The Next-Gen LiFePO4 Cells
Renogy takes a step forward to introduce the solid state cells in RV batteries. By reducing liquid electrolytes by 70%, this new solid state battery brings safety and lifespan to the next level.

Easy to Mount in Any Setup
With versatile mounting kits, you can install this battery under seats, on canopy sides, or beneath the floor – secure and stable, no matter the terrain.

Sizing Guide
Before installing the battery, please note that you need to leave 1.97-3.94 in (50-100 mm) for the top of the battery; the side with busbars needs to be left at least 7.87 in (200 mm).

Package Includes
- 12.8V 104Ah Super Slim Lithium Iron Phosphate Battery x 1
- Terminal Bolts x 2
- Long Terminal Bolts x 2
- Insulation Sleeves x 2
- User Manual x1
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Battery Bracket Kit x1
REGO - 12.8V 104Ah Super Slim Lithium Iron Phosphate Battery
Specifications
| Category | Details |
|---|---|
| Battery Type | Lithium Iron Phosphate |
| Voltage | 12V |
| Rated Capacity | 104Ah (0.5C, 25℃) |
| Voltage Range | 10V to 14.8V |
| Maximum Charge Current | 100A |
| Maximum Discharge Current | 200A |
| Peak Discharge Current | 290A @ 30s |
| Cycle Life (0.5C, 25℃) | 6000 Cycles (80% DOD, 80% EOL) |
| Charge Temperature Range | 14°F to 131°F (-10°C to 55°C) 14°F to 32°F (-10°C to 0°C, 0.1C) |
| Discharge Temperature Range | -4°F to 140°F (-20°C to 60°C) |
| Storage Temperature Range | -4°F to 140°F (-20°C to 60°C) |
| Operation Relative Humidity | 5% to 95% |
| Connection Method | Series & Parallel (max. 4P4S) Parallel (max. 16P) Series (max. 4S) |
| Terminal Bolt Size | Terminal Bolt: M8 × 1.25 × 12 mm Long Terminal Bolt: M8 × 1.25 × 16 mm |
| Recommended Terminal Torque | 70.8 in-lb / 8 N·m |
| Protection Rating | IP67 |
| Dimensions (L × W × H) | 22.8 × 11.4 × 2.4 in (579 × 290 × 61 mm) |
| Weight | 28.22 lbs (12.8 kg) |
Accessories
| Accessory | Details |
|---|---|
| Terminal Bolts (2) | 2 × M8 × 1.25 × 12 mm |
| Long Terminal Bolts (2) | 2 × M8 × 1.25 × 16 mm |
Warranty
| Type | Coverage |
|---|---|
| Material and Workmanship Warranty | 8 Years |
Certifications
| Certification | Available |
|---|---|
| MSDS, UN38.3, FCC, CE, PSE, RCM, IC, RoHS, UKCA | Yes |
Shop By Scenario
| Scenario |
|---|
| 4x4 |
| RV, Vans & Camper |










