Big Wei Batteries

09/06/2026

🚨 EOFY SALE + CLEARANCE SALE IS COMING! 🚨

Don't miss the biggest savings of the year! Stock up before it's gone!

🔥 Huge Discounts Across Our LiFePO4 Battery Range:
✅ 12V LiFePO4 Batteries
✅ 24V LiFePO4 Batteries
✅ 48V LiFePO4 House Storage Batteries

Perfect for RVs, caravans, camping, marine applications, off-grid solar systems, backup power and more.

🌞 Also on Sale:
🔋 Portable Outdoor Marine Solar Battery Boxes
⚫ Stainless Steel Painted Black Metal Boxes (Dull Polished) – Multipurpose Design

Whether you're upgrading your power system, preparing for your next adventure, or building a reliable off-grid setup, now is the time to save.

⏳ Limited Stock Available
💰 Clearance Prices While Stocks Last
📦 Fast Shipping Australia-Wide

Shop now and take advantage of our EOFY deals before they're gone!



Online: https://www.bigweibattery.com.au/clearance-eofy-sale/
In-Store: Unit 4 17 Moss St, Slacks Creek, QLD 4127

25/05/2026

🚨 Power Anything, Anywhere – 2500W Pure Sine Wave Inverter!

Never worry about power again! This heavy-duty Big Wei 2500W (5000W surge) inverter delivers clean, stable 240V power for your caravan, camper, boat, 4WD, solar setup, or off-grid home.

✅ Key Features:
● 2x 240V Australian outlets
● Quick Charge USB-A port
● Built-in Battery Voltage Gauge + On/Off Switch
● Pure Sine Wave – safe for laptops, fridges, CPAP & sensitive electronics

Specs:
• Rated Power: 2500W | Peak: 5000W
• 12V DC Input | 240V AC Output
• Weight: 5.4kg | Size: 41 x 21.3 x 9.7cm

Only $590 with 2 Years Warranty 🔥
In stock & ready to ship!

Ready to upgrade your off-grid power?
👉 Shop Now at: https://www.bigweibattery.com.au/product/sine-wave-inverter-2500w-12vdc/

Or pickup at: Unit 4, 17 Moss St, Slacks Creek, QLD 4127
Hours; 8:30 - 5:00 Monday to Saturday

20/05/2026

SUPER SLIM LiFePO4 BATTERIES – NOW AVAILABLE! 🔋

Designed for caravans, 4WDs, camper trailers, and off-grid power systems, our new Super Slim LiFePO4 batteries deliver maximum capacity in a space-saving design.

🔹 Available Models

228Ah – $1,389
📏 760 × 75 × 385 mm

314Ah – $1,789
📏 760 × 90 × 385 mm

✅ Premium Features

✔ Bluetooth Monitoring
✔ Built-in Smart BMS
✔ 5-Year Warranty
✔ Super Slim Design – Perfect for tight spaces
✔ Free Shipping Australia-Wide

Whether you're upgrading your caravan or building an off-grid system, these high-capacity lithium batteries offer reliable performance and exceptional value.

🛒 Shop Now:
Super Slim 228AH: https://www.bigweibattery.com.au/product/ss12228ss-12v-228ah-slim-lifepo4/ Super Slim 314AH: https://www.bigweibattery.com.au/product/ss12314ss-12v-314ah-slim-lifepo4/

OR visit our website www.bigweibattery.com.au

15/05/2026

Brand new design of the plastic case range Introduced
⚡ 12V 314Ah LiFePO4 Battery ⚡

Need serious power for your caravan, camping setup, off-grid system or backup power?

Our P12314 LiFePO4 Deep Cycle Battery delivers high-capacity, long-lasting performance in a standard design.
This design is able to give you the best value for quality.

✅ 4019Wh Capacity
✅ Perfect for caravans, camping and off-grid power
✅ Built-in air valve for compliant installation
✅ Free Shipping Available
✅ 5 Year Warranty

💥 Special Price: $1,789

Reliable, lightweight and designed for years of dependable service.

Order online or contact us for more information.

📍 Pickup available at:
Big Wei Battery
Unit 4 / 17 Moss St, Slacks Creek QLD

🕒 Open Monday to Saturday
8:30am to 5:00pm

Shop now and power your next adventure. 🔋
https://www.bigweibattery.com.au/product/12v-314ah-lifepo4-p12314/

23/04/2026

Opening Hours Announcement

In observance of ANZAC Day, we will be closed and will reopen with normal trading hours on Monday.

Lest We Forget.

16/04/2026

🔋 160W Solar Panel – Model BD160M ☀️

Power your next adventure with a reliable and efficient solar solution - perfect for camping, caravans, and off-grid setups.

⚡ Key Features:
• Rated Power: 160W
• Max Power Voltage: 18.0V
• Max Power Current: 8.89A
• Compact & lightweight design (only 9.5kg)
• High system voltage up to 1500V

📏 Size: 1220 × 670 × 30mm

🛠 Mounting Options Available:
• Small Panel Brackets – $5 per pack
• Large Panel Brackets – $29.99 per pack

📍 Pickup Location:
Unit 4 / 17 Moss St, Slacks Creek QLD
🕒 Open Monday–Saturday | 8:30am – 5:00pm

👉 Perfect for off-grid power, camping trips & backup energy
Message us or visit in-store to get yours today!

01/04/2026

🐣 Easter Opening Hours Announcement 🐣

Please note that our store will be closed over the Easter public holidays:

📅 April 3 – April 6

We’ll be back to normal trading hours after the break.

⚡ Good news — our Easter Sale is still ON! ⚡
You can continue to place orders online during this time 👇
https://www.bigweibattery.com.au/%e2%80%bc%ef%b8%8fwarehouse-clearance-sale/

💥 Don’t miss out on great deals while stock lasts!

Wishing everyone a safe and happy Easter! 🐰

Easter Sale – Start from 3rd April, End on 18th April

01/04/2026

⚡ EASTER SALE STARTS SOON ⚡

Get ready to power your next adventure 🔋

🗓 April 3 – April 18
💥 Up to 40% OFF selected LiFePO4 batteries
🚚 FREE SHIPPING available

Perfect for:
✔️ Camping
✔️ Caravans
✔️ Off-grid setups

Included models:
• SS12100 – 12V 100Ah
• SS12100A21 – 12V 100Ah (Accessories)
• SS12100S – 12V 100Ah Slimline
• SS12280 – 12V 280Ah
• SS12314SS – 12V 314Ah Super Slimline
• SS48314 – 48V 314Ah Home Energy
• SP12100 – 12V 100Ah Plastic Slim
• P24100 – 24V 100Ah Plastic Case

⏳ Limited-time Easter deals — don’t miss out!

👉 Order online now: https://www.bigweibattery.com.au/%e2%80%bc%ef%b8%8fwarehouse-clearance-sale/

Or visit us in-store:
Big Wei Battery
Unit 4 / 17 Moss St, Slacks Creek QLD
🕒 Mon–Sat | 8:30am – 5:00pm

16/03/2026

⚡ Australian-Made LiFePO4 Batteries – Built Tough for Real Power

Looking for reliable, high-performance lithium batteries? Our Australian-designed and built LiFePO4 battery systems are engineered for durability, safety, and long-lasting power – all housed in heavy-duty stainless steel cases.

🔋 Perfect for:
• Marine & boating
• Off-grid systems
• Camping & touring
• 4WD setups
• Power stations & backup power

🔧 Our Range Includes:

🔹 12V 628Ah / 24V 314Ah Marine Battery – SS24314MA
Designed to meet Australian marine standards. Features integrated bolt-down brackets and a double-layer stainless steel case for extra durability and internal protection in harsh environments.

https://www.bigweibattery.com.au/product/bwb-marine-lifepo4-12v-24v/

🔹 12V 314Ah Super Slim LiFePO4 – SS12314SS
Ultra-compact design with a case width of only 9cm, making it perfect for tight installations and vertical mounting applications.

https://www.bigweibattery.com.au/product/ss12314ss-12v-314ah-slim-lifepo4/

🔹 12V 314Ah Power Station – SS12314H
A complete all-in-one power solution featuring:
• 2500W inverter
• 50A Renogy DC-DC + MPPT charger
• Ideal for off-grid, camping, and mobile power setups

https://www.bigweibattery.com.au/product/12v-power-station-314ah-lifepo4-bwb-ss12314h/

🔹 12V 100Ah Accessory Battery – SS12100A21
Portable plug-and-play power with an integrated accessory panel and dual Anderson plugs for quick and easy connections.

https://www.bigweibattery.com.au/product/12v-100ah-lifepo4-battery-12100a/

🔹 12V 100Ah Standard LiFePO4 – SS12100
A reliable everyday lithium battery built inside a durable stainless steel case, ideal for a wide range of applications.

https://www.bigweibattery.com.au/product/100ah-bwb-12v-lifepo4-deep-cycle/

⚡ Battery systems available from 12V 50Ah all the way up to 48V 314Ah (16kW capacity).

🌐 Explore the full range:
https://www.bigweibattery.com.au/

📍 Visit our store:
Big Wei Battery
Unit 4, 17 Moss St
Slacks Creek, QLD 4127, Australia

🕘 Open:
Monday – Saturday
8:30am – 5:00pm
Open from 8:30 - 5:00 Monday to Saturday

11/03/2026

🔧 New Tools Just Arrived – Stronger Quality, Better Reliability!

Upgrade your toolbox with our latest tools, built for durability and everyday use.

🔥 Multifunctional Wire Stripper (0.5–6mm²) – ONLY $9.99 each
Perfect for electricians, DIY projects, and workshop use.
https://www.bigweibattery.com.au/product/multifunctional-wire-stripper/

📏 7.5M Heavy Duty Tape Measure (25mm wide blade) – ONLY $3 each
Tough, reliable, and great value.
https://www.bigweibattery.com.au/product/7-5m-heavy-duty-tape-measure-25mm-wide-blade/

🚚 Shipping available Australia-wide
📦 Local pickup welcome

📍 Unit 4 / 17 Moss St, Slacks Creek QLD 4127
🕒 Open Monday – Saturday | 8:30 AM – 5:00 PM

💬 Message us to order or visit us in store today!