DEVELOPMENT SUPPORT CENTRE (DSC) | NANDURBAR FIELD UNIT
QUOTATION ENQUIRY
System Requirement Specification, Payment Terms and Format for Submission of Quotation
Supply, Installation, Testing and Commissioning of 40 Solar Rooftop-based Home Lighting Systems – Project SAHAS, Dhadgaon Block, Nandurbar District, Maharashtra
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Enquiry Reference No.
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[DSC/2026/25 Sep]
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Date of issue
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[25 September 2026]
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Last date and time for submission of quotation
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[30 September 2026, 22:59]
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Quotations to be e-mailed to
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dsc.procurementndb@gmail.com and dsc@dscindia.org
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Subject line
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Quotation for Solar Rooftop-based Home Lighting Systems – Project
SAHAS
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Vendors are requested to submit their quotation strictly in the format given in Part 4 of this document. Quotations that do not follow this format, or that leave required fields blank, may not be considered, as they cannot be reliably compared with other offers.
Part 1: Scope of Requirement
Development Support Centre (DSC), Nandurbar Field Unit invites quotations for the supply, installation, testing and commissioning of 40 Solar Rooftop-based Home Lighting Systems for rural households under Project SAHAS, in Dhadgaon Block, Nandurbar District, Maharashtra. The scope covers supply of all components, transportation, installation, testing and commissioning, user orientation, and warranty / after-sales service, as detailed below.
Part 2: System Requirement Specification
2.1 System Configuration (per household)
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Sr.
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Component
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Minimum specification required
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Qty per system
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Total (40 systems)
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1
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Solar panels
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Monocrystalline (Mono PERC) crystalline silicon, 165 Wp each, non-bifacial (monofacial); certified to IEC 61215 / 61730 (IS 14286)
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2 nos.
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80 nos.
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2
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Solar hybrid inverter
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Off-grid / standalone type (not ongrid / grid-tied); 1100 VA, 12 V DC / 230 V AC, pure sine-wave, with built-in MPPT solar charge controller suitable for LiFePO? charging, and mains-charging (hybrid) capability. Reference make: Luminous or equivalent.
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1 no.
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40 nos.
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3
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Battery
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Lithium Iron Phosphate (LiFePO?),
100 Ah, 12.8 V, with built-in BMS (over-charge, over-discharge, short-circuit and temperature protection)
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1 no.
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40 nos.
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Sr.
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Component
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Minimum specification required
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Qty per system
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Total (40 systems)
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4
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Connection box
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Weatherproof (IP65) enclosure with DC-rated isolator, DC-rated fuse, DC surge protection device, AC output MCB, RCCB and earthing terminal — see Clause
2.2 for detailed ratings
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1 set
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40 sets
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5
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Installation structure
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Hot-dip galvanised iron (or aluminium) rooftop mounting structure, wind rating not less than
150 km/h, tilt suited to the Site
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1 set
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40 sets
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6
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Cabling, earthing and installation
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UV-resistant DC cabling, ISImarked AC wiring, earthing of frame/structure/inverter, complete installation, testing and commissioning at each household
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1 job
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40 jobs
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Kindly send your quotations on both the email IDs : dsc.procurementndb@gmail.com and dsc@dscindia.org
For detailed information, please check the complete version of the RFQ attached below