Panchayati Raj Department Bihar Potable Water Purification System DE-Ionization Based Tender 2026

Tender Overview

The Bihar Panchayati Raj Department invites bids for a DE-ionization based Potable Water Purification System in PurNia, Bihar (PIN 854102). The procurement covers installation and commissioning, with inlet raw water piping and outlet piping to purified storage. Item scope emphasizes UV lamp, electro de-ion module, TDS management, and arsenic/fluoride/chloride removal with real-time TDS and pH displays. The package includes a comprehensive warranty option and on-site installation, with a flexible quantity clause and supplier responsibility for project delivery at scale. Estimated value and EMD are not disclosed publicly, but the bid emphasizes performance standards, residential-scale water purification, and end-to-end integration in rural water supply. The unique aspect is the blend of de-ionization with multi-parameter water quality controls under state procurement norms, requiring conformance to product certification and UV system standards. Bidders should prepare for on-site installation, commissioning, and ongoing support as part of supply. This tender emphasizes compliant manufacturing, installation readiness, and a robust filtration train to meet rural water purity needs.

Technical Specifications & Requirements

• Category: Standards – Certification for the product
• Category: Performance Parameters – Maximum input water TDS allowed; UV LAMP; conformity to UV system standard; Electro de-ion Module; Reference voltage for Electro de-ion Module; Total Dissolved Solids (TDS) removal percentage; 27°C recovery; Output water capacity (L/hour); Arsenic/Fluoride/Chloride removal; Hardness removal
• Performance/Equipment: Digiflow meter; raw water feeding pump; micron filter; pre-filter housing and type; pre-filter size; particulate filter porosity; storage tank (capacity and material); digital displays (real-time TDS and pH); raw water/chemical cleaning pump; filter body; number of outer filters; installation type; antiscalant dosing for silica up to 10 ppm and mica up to 100 ppm; power supply; comprehensive warranty option; installation and commissioning included; inlet/outlet piping included
• Quality/Compliance: product certification required; UV system conformity; ISI/ISO considerations may be referenced under certification terms; supplier must align with standard testing and installation practices
• Miscellaneous: warranty option available through bidding; installation and commissioning included; storage tank specifications to be provided by supplier; real-time monitoring features required

Terms, Conditions & Eligibility

• Option Clause: Purchaser can increase or decrease bid quantity by up to 25%; extended delivery period calculations use (Increased quantity ÷ Original quantity) × Original delivery period with a minimum of 30 days; delivery aligns with last date of original delivery order
• Delivery terms and extensions apply per contract; bidders must comply with the option clause
• Additional ATC document uploaded by Buyer; bidders should review the ATC for additional terms
• The contract requires on-site installation and commissioning within scope of supply; bulk raw water piping and purified water piping included
• Warranty: option for comprehensive warranty exists and may supersede standard catalogue warranty when selected
• All terms are subject to the buyer’s discretion and contractual engagement; bidders must acknowledge and comply