Agriculture
December 7, 2024
Azuri Duo Solar Home System
Read SolutionImplemented by
Azuri Technologies
Updated on January 11, 2024
·Created on June 30, 2017
Rahimafrooz SHS is a solar home system that integrates a solar panel, batteries and accesories.
The Rahimafrooz Solar Home System (SHS) is a rooftop system that includes a solar panel, battery and accessories all made with locally manufactured materials in Bangladesh.
Target SDGs
SDG 7: Affordable and Clean Energy
SDG 12: Responsible Consumption and Production
Target Users (Target Impact Group)
Household, Small and Medium-sized Enterprises
Distributors / Implementing Organizations
Manufacturer and partner organizations such as the Rural Electrification Board (REB), Water and Power Development Authority (WAPDA), United Nations Development Programme (UNDP), United Nations High Commissioner for Refugees (UNHCR) and Bangladesh Power Development Board (BPDB) and others. The program has fund support from the World Bank, Gesellschaft für Technische Zusammenarbeit (GTZ), Asian Development Bank (ADB), and KFW by Infrastructure Development Company Ltd.Correspondence with manufacturer
Competitive Landscape
Direct competitors include Mobisol Solar Home System and Azuri Duo Solar Home System.
Regions
Africa
Countries
Bangladesh, Pakistan
Manufacturing/Building Method
All of the components are mass produced by Rahimafrooz Bangladesh Ltd. The solar panels are manufactured in an automated PV module manufacturing plant, while the batteries are manufactured with production machineries through a environment-friendly manufacturing process in a Rahimafrooz Accumulators Ltd facility.
Intellectural Property Type
Select Type
User Provision Model
Users can obtain the product directly from Rahimafrooz.
Distributions to Date Status
Over 600,000
Description of power outputs
DC outlets
Description of light points
3 LEDs
Total lighting service (lumen-hours per solar-day)
3,000 – 7,000 lumen-hours per solar-day
Peak power rating (Wp)
20 – 90 Wp
Battery capacity (kWh; mAh)
15,000 – 55,000 Ah
Nominal battery voltage (V)
14.4 V
Battery type
Tubular battery
User replaceable battery (yes/no)
Yes
Remote system diagnostics (yes/no)
No
Payment structure
Monthly installments
Mobile service required (yes/no)
No
Design Specifications
Specifications for the 6 different solar home systems offered by Rahimafrooz:
Crystalline PV Module | LED Tube | LED Bulb | Battery |
20 W | 5 W 500 Lu; 3 W 300 Lu | 2 W 120 Lu | 15 AH Tubular Deep Cycle Battery; 10hrs |
30 W | 5 W 500 Lu; 4 W 400 Lu | 23 AH Tubular Deep Cycle Battery; 10hrs | |
45 W | 7 W 700 Lu; 5 W 500 Lu4 W 400 Lu; 3 W 300 Lu | . | 30 AH Tubular Deep Cycle Battery; 10hrs |
50 W | |||
70 W | 55 AH Tubular Deep Cycle Battery; 10hrs | ||
90 W |
Technical Support
Provided by the manufacturer.
Replacement Components
Available from manufacturer
Lifecycle
Both the batteries and charge controllers have a 5 years lifecycle, whereas the PV solar panels have a 25 years lifecycle.
Manufacturer Specified Performance Parameters
The manufacturers specify a high load bearing capacity capable of resisting high wind forces and snow load due to special acrylic foam tape used to fix the frame, guaranteed electrical performance as cell strings are produced through automated soldering technology under uniform pressure and thermal process, and highest personal safety and module robustness as Hi-Pot tester carries out hi-potential and ground continuity test for individual panel as their performance targets.
Vetted Performance Status
Unknown
Safety
If pressure is applied on the photovoltaic panel by sitting or stepping on it, the device might break and cause bodily injury or electrical shock. Precaution must be taken regarding electrical contacts or wiring, the person handling them must use adequate safety gear. To avoid electrical shock, the photovoltaic panel must be earth grounded. A minor risk of burns exists due to the heating of the photovoltaic panel's surface by the sun.
Complementary Technical Systems
Depending on the capacity of the system, appliances such as a TV, Radio or DC fan can be added.
Academic Research and References
Marro, P., Bertsch, N., 2015, Making Renewable Energy a Success in Bangladesh: Getting the Business Model Right, ADB South Asia working paper series
Compliance with regulations
IDCOL approved, IEC Certifications from TUV USA, UL Certifications USA
Evaluation methods
Unknown
Other Information
Rahimafrooz buys batteries back at the end of their service, paying users $4 - $6.
Rahimafrooz received an Ashden Award in 2006.
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Have thoughts on how we can improve?
Give Us Feedback
Hi! I am glad to add my feedback to this product posting.
I find that having the web url in the product description is useful (http://www.rahimafrooz-solar.com/). Since there are so many SHS products in the world today, a bit more differentiating details of Rahimafrooz against all the others may be helpful in the product description as well.
For the competitive landscape, to my knowledge, Rahimafrooz is for the majority deploying solar in Bangladesh. Although SHS companies like Mobisol, Azuri, Mkopa, Simpa Networks all have similar products, they aren’t necessarily competing with Rahimafrooz (unless any of them have operations and sales in Bangladesh). A different wording in the competitive landscape may better reflect that reality. Otherwise, looks good for this section,.
Looks good!
Looks good! The below article could be an interesting tidbit to add in the other information section:
https://www.ashden.org/winners/rahimafrooz-renewable-energy
Is there a way to list all the power ratings, battery capacities, lumens, etc across all product offerings in the white/yellow rows? When I only see 50W at first, I think there is only one product offering @ 50W. Then I scroll down and see the table with the 6 product offerings. I find consistent redundancy helpful with the SL posts. For example the power rating ranges for the products (20-90W) could be included in the product description.
I’m not sure the BRAC University hyperlink is helpful, since it directs me to the BRAC university homepage. Do you have a link to the report of the testing or reporting they conducted?
Is the 600k number validated with a date? When I clicked on the link, I couldn’t see a date. If you’re able to get confirmation from Rahimafrooz that’d be helpful.