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Walletmix Energy • Professional Clean Energy & Mobility Solutions

Power Your Home, Business & Mobility.

স্মার্ট সোলার, এনার্জি স্টোরেজ ও আধুনিক বৈদ্যুতিক গতিশীলতা

Smart Solar, Energy Storage, Portable Power and Electric Mobility Solutions for Bangladesh. Turn rooftop sun into reliable power, replace lead-acid with high-yield LiFePO4 batteries, deploy grab-and-go portable power stations, and charge electric vehicles with intelligent infrastructure.

Bangladesh Power Utility & Net-Metering Compliance AdvisoryGrid-connected solar systems in Bangladesh require net-metering approval from relevant power distribution utilities (DPDC, DESCO, BREB, WZPDCL, NESCO). Walletmix provides engineering design, site assessment, and utility liaison support.
বাংলাদেশে গ্রিড-সংযুক্ত সোলার সিস্টেমের জন্য প্রযোজ্য বিদ্যুৎ বিতরণ কর্তৃপক্ষ (ডিপিডিসি, ডেসকো, বিআরইবি, ওজোপাডিকো, নেসকো) থেকে নেট-মিটারিং অনুমোদন প্রয়োজন। Walletmix ইঞ্জিনিয়ারিং ডিজাইন, সাইট এসেসমেন্ট এবং ইউটিলিটি সমন্বয়ে পূর্ণ সহায়তা প্রদান করে।
Tailored Engineering for Bangladesh

What do you want to power?

আপনি কী ধরনের অবকাঠামো বা প্রয়োজনে বিদ্যুৎ সমাধান খুঁজছেন? Select your facility type to explore optimized packages or run customized load sizing.

3 – 10 kWp

My Home

আমার বাসা / বাড়ি

Rooftop solar, LiFePO4 battery backup & seamless power for residential apartments and houses.

Explore Solutions
10 – 50 kWp

My Office

আমার অফিস / করপোরেট

Uninterrupted power for computers, servers, lighting, and HVAC with intelligent solar inverters.

Explore Solutions
PowerBox Series

My Business / Shop

আমার দোকান ও ব্যবসা

Compact lithium battery systems and rooftop panels for retail stores, showrooms, and pharmacies.

Explore Solutions
50 kW – 1 MW+

My Factory

আমার কারখানা / শিল্প

Industrial megawatt solar EPC, peak shaving, high-capacity BESS, and net-metering grid export.

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EPC & Net-Metering

My Solar System

আমার সোলার সিস্টেম

Complete on-grid, off-grid, and hybrid solar installations with Tier-1 modules and smart telemetry.

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E-Mobility

My Electric Vehicle

আমার ইভি ও স্কুটার

Smart three-wheelers (E3), urban e-bikes, and reliable home Type-2 AC chargers for clean mobility.

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Fleet Depot

My Commercial Fleet

আমার বাণিজ্যিক ফ্লিট

Fleet electrification, delivery e-scooters, passenger fleets, and shared charging depot solutions.

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300Wh – 5kWh+

Portable Backup

পোর্টেবল ব্যাকআপ পাওয়ার

Grab-and-go portable power stations, solar generators, and emergency mobile power for homes, fieldwork & outdoors.

Explore Solutions
Need to calculate your exact equipment wattage and battery requirements?Launch Energy Calculator
Walletmix Solar

Turn Your Roof Into Energy

High-efficiency monocrystalline solar arrays engineered for residential villas, apartment complexes, commercial towers, and industrial manufacturing plants.

View All Solar Packages & EPC Details →
3 kWp Array280 – 320 sq ft

Home Solar 3

হোম সোলার ৩ কিলোওয়াট

Powering 1 AC (Inverter), Refrigerator, Fans, Lights & Wi-Fi

  • Tier-1 550W+ Mono PERC / TOPCon High-Efficiency Solar Modules
  • 3 kW Single-Phase Hybrid-Ready Smart Inverter with App Monitoring
  • Optional LiFePO4 battery integration port
  • Class-1 Aluminum mounting structure with wind-load certification
PricingRequest Quote
Request Quote
5 kWp Array460 – 520 sq ft

Home Solar 5

হোম সোলার ৫ কিলোওয়াট

Powering 2 ACs, Refrigerator, Deep Fridge, Water Pump & Lighting

  • High-efficiency N-Type TOPCon bifacial modules (580W+)
  • 5 kW Dual MPPT Hybrid Smart Inverter with high surge handling
  • Full battery-ready interface for PowerBox LiFePO4 modules
  • IP65 outdoor-rated power distribution and DC switchgear
PricingRequest Quote
Request Quote
10 kWp Array900 – 1050 sq ft

Home Solar 10

হোম সোলার ১০ কিলোওয়াট

Full home load, Multiple ACs, Water Pumps & EV Home Charger

  • 10 kW Three-Phase Hybrid Solar Inverter with zero-export control
  • High-yield bifacial monocrystalline array with 25-year linear performance warranty
  • Seamless EV Charger integration (7 kW / 11 kW AC Charger ready)
  • Dedicated LiFePO4 rack/cabinet battery bank interface
PricingRequest Quote
Request Quote
Turnkey Execution Methodology

How It Works: 8-Step Engineering Workflow

From roof survey and electrical load audit to utility liaison, net metering, and Walletmix Care maintenance.

01

Request Assessment

অনলাইন অ্যাসেসমেন্ট

Submit basic facility requirements or use our interactive load calculator.

02

Site Survey

সাইট সার্ভে

Certified engineers conduct shadow profiling, structural load & electrical audit.

03

System Design

সিস্টেম ডিজাইন

Custom 3D CAD modeling, optimal tilt angle & inverter string engineering.

04

Engineering Proposal

প্রকৌশল প্রস্তাবনা

Transparent BOQ with Tier-1 component options and projected ROI.

05

Professional Installation

নিরাপদ ইনস্টলেশন

Cyclone-rated aluminum structures, SPD surge arrestors & DC cabling.

06

Net Metering Liaison

নেট-মিটারিং সমন্বয়

Coordination with DPDC/DESCO/BREB for bi-directional meter sanction.

07

Testing & Commissioning

কমিশনিং ও টেস্ট

Insulation testing, earth resistance verification & safety sign-off.

08

Monitoring & Care

২৪/৭ সাপোর্ট

Walletmix Care telemetry, digital warranty passport & preventive AMC.

Walletmix Power

LiFePO4 Lithium Battery Storage

Replace toxic, short-lived lead-acid batteries with high-cycle Lithium Iron Phosphate (LFP) energy storage. 4,000+ cycle lifespan with active smart BMS protection.

Compare PowerBox Family (1 – 20 kWh) →
12.8V1.28 kWh

PowerBox 1

100 Ah • LiFePO4 (Lithium Iron Phosphate)

Safe, compact 1.28 kWh LiFePO4 battery pack engineered as a direct drop-in upgrade for conventional lead-acid IPS and backup applications.

Request QuoteQuote →
12.8V2.56 kWh

PowerBox 2

200 Ah • LiFePO4

High-density 2.56 kWh LiFePO4 unit designed for prolonged power outages in residential, agricultural, and commercial installations.

Request QuoteQuote →
51.2V (48V Class)5.12 kWh

PowerBox 5

100 Ah • LiFePO4 Prismatic Cells

The standard 48V residential and enterprise building block with native CAN/RS485 inverter communication and modular stackability.

Request QuoteQuote →
51.2V10.24 kWh

PowerBox 10

200 Ah • LiFePO4

Premium all-night residential and enterprise power storage supporting high continuous surge draws for air conditioners and pumps.

Request QuoteQuote →
Walletmix Portable Power

Power Anywhere.

Portable energy solutions for homes, offices, outdoor use, emergency backup and mobile fieldwork with clean LiFePO4 batteries.

Explore All Portable Power
EcoFlow1024 Wh

EcoFlow DELTA 2

The industry-standard 1kWh portable battery station. Powers 90%+ of home appliances with 1800W AC output (2700W surge with X-Boost) and 3000+ cycle LiFePO4 battery.

1800W AC OutputLiFePO4 (LFP)
Request AvailabilityDetails →
EcoFlow768 Wh

EcoFlow RIVER 2 Pro

Weighing only 7.8 kg, RIVER 2 Pro offers grab-and-go power with 800W AC output (1600W with X-Boost), 70-minute wall recharge, and 10 years of daily use.

800W AC OutputLiFePO4 (LFP)
Request AvailabilityDetails →
EcoFlow3600 Wh

EcoFlow DELTA Pro

The world’s premier portable home battery with 3.6 kWh capacity, expandable up to 25 kWh. Powers heavy appliances including air conditioners, water pumps, and servers.

3600W AC OutputLiFePO4 (LFP)
Request AvailabilityDetails →
Anker SOLIX1056 Wh

Anker SOLIX C1000

Engineered for a 10-year lifespan with InfiniPower™ technology. Recharges fully in 58 minutes, features 1800W output (2400W SurgePad), and <20ms seamless UPS mode.

1800W AC OutputInfiniPower LiFePO4 (LFP)
Request AvailabilityDetails →
Bangladesh Load & Solar Sizing Engine

Interactive Solar & Storage Sizing Calculator

আপনার বাসার বা প্রতিষ্ঠানের ফ্যান, এসি, ফ্রিজ ও লাইটের লোড অনুযায়ী স্বয়ংক্রিয় সোলার প্যানেল, লিথিয়াম ব্যাটারি ও ইনভার্টার সাইজিং নির্ণয় করুন।

v2.4 • LFP & Net-Metering
1.5 Ton AC (Inverter)(1500W)
১.৫ টন এসি (ইনভার্টার)
0
1.5 Ton AC (Non-Inverter)(1850W)
১.৫ টন এসি (সাধারণ)
0
2.0 Ton AC(2400W)
২.০ টন এসি
0
Ceiling Fan(75W)
সিলিং ফ্যান
Hrs/day:
3
LED Light Bulb(18W)
এলইডি লাইট
Hrs/day:
6
LED Tube Light(28W)
এলইডি টিউবলাইট
0
Refrigerator (Frost / Inverter)(200W)
ফ্রিজ (রেফ্রিজারেটর)
Hrs/day:
1
Deep Freezer(260W)
ডিপ ফ্রিজ
0
Smart LED TV(100W)
স্মার্ট টিভি
Hrs/day:
1
Desktop PC & Monitor(220W)
ডেস্কটপ কম্পিউটার
0
Laptop / Notebook(65W)
ল্যাপটপ
0
Wi-Fi Router & ONU(20W)
ওয়াইফাই রাউটার ও ওএনইউ
Hrs/day:
1
Water Pump (1.0 HP)(750W)
পানির পাম্প (১.০ হর্সপাওয়ার)
0
Water Pump (1.5 HP)(1120W)
পানির পাম্প (১.৫ হর্সপাওয়ার)
0
Office Server / Network Rack(1200W)
সার্ভার ও নেটওয়ার্ক র‍্যাক
0
Elevator / Lift(5500W)
লিফট / এলিভেটর
0
Have your monthly electricity bill? (Optional)
Helps calculate exact utility tariff tier and net-metering ROI.
৳
Engineering Sizing Output

Recommended Configuration

Connected Load
0.65 kW
653 Watts Peak
Daily Energy Need
6.63 kWh/day
Units consumed / day
Recommended Solar Array
Tier-1 Monocrystalline TOPCon
1.7 kWp
~162 sq ft roof
LiFePO4 Energy Storage
Walletmix PowerBox Series (4h backup)
1.4 kWh
51.2V LFP Cells
Hybrid Inverter Rating
Smart Grid & Net-Metering Ready
1.5 kVA
Pure Sine Wave
Utility Net-Metering Note: Feasibility requires DPDC/DESCO/BREB transformer capacity verification. Walletmix handles all engineering design and paperwork.
Digital Infrastructure

Smart IoT Energy Telemetry

Preview our smart inverter and battery BMS remote monitoring architecture.

Concept Preview • Walletmix Energy Cloud

Live Telemetry & Smart Energy Monitoring

Cloud IoT telemetry preview for hybrid inverters, battery BMS health & net-metering logs.

Solar PV GenerationLive
4.2 kW
Generating ~18.4 kWh today
PowerBox Battery (SOC)Float
88%
51.2V • 16S Cells Balanced
Facility Load ConsumptionActive
2.6 kW
100% powered by Solar & Battery
Net-Metering ExportSurplus
+1.6 kW
Feeding green power to utility
প্রদর্শনী ড্যাশবোর্ড (Demo Simulation): Real-time hardware telemetry connects via Modbus RS485 / CANbus to Walletmix Energy Cloud upon project commissioning.
MQTT • HTTPS • Zero Fake Data
CallWhatsAppCalcQuote