Supply and delivery of 20 non-contact radar level sensors

Closing date: 5 November 2026

Closing time: 14:00

• The RFQ cover page states a closing date of 05-10-2026 and a closing time of 16:00; bidders should confirm the deadline with the SCM contact.

Advert date: 29 October 2026

Compulsory briefing or site visit: not applicable — none will be held.

Quotation validity: 60 days from the closing date.

Supply Chain Management

• Contact: Khutso Mookamedi
• Telephone: 011 688 1927
• Email: [email protected]

End user department

• Contact: Manqoba Gumede
• Telephone: 011 689 9178
• Email: [email protected]

eTenders portal support

• eTenders Contact Centre
• Telephone: +27(0)12 406 9222 / 012 406-9229 / 012 312-5000
• Email: [email protected]

POPIA enquiries

• Email: [email protected]

Johannesburg Water head office

Turbine Hall

65 Ntemi Piliso Street

Newtown

Johannesburg, 2107

Postal: PO Box 61542, Marshalltown

Telephone: +27(0)11 688 1400

Fax: +27(0)11 688 1528

Submission method: e-tender portal only — https://www.etenders.gov.za/

• Log in with CSD credentials, browse Johannesburg Water opportunities, search by RFQ number RFQJW090KM26, expand the RFQ and start the e-submission.
• Attach all compulsory documents at the submission checklist step, then confirm and proceed.
• Portal support: eTenders Contact Centre, +27(0)12 406 9222 / 012 406-9229 / 012 312-5000, [email protected].

Format

• Quotations must be submitted as PDF on the bidder's company letterhead.
• MS Word, MS Excel and picture files are not accepted.
• Brand names must be stated where required.
• The total quotation value must include all applicable taxes.

Returnable documents (all compulsory)

• Original valid tax clearance certificate or a valid SARS PIN.
• Certified, original or valid B-BBEE certificate or sworn affidavit; a non-compliant affidavit scores zero.
• Municipal rates and taxes account not more than 90 days in arrears (regulation 38).
• MBD 4 — Declaration of Interest: discloses any director, shareholder or representative in the service of the state or connected to the evaluating officials.
• MBD 6.1 — Preference Points Claim Form: claims the 20 specific-goals points under the PPPFA 2022.
• MBD 8 — Declaration of Bidder's Past Supply Chain Management Practices: discloses SCM abuse, fraud or corruption convictions, and default on public contracts.
• MBD 9 — Certificate of Independent Bid Determination: certifies the price was set independently, with no collusion or bid-rigging.
• MBD 3.1 — Pricing Schedule (Firm Prices): the priced offer.
• Proof of CSD registration / MAAA supplier number.
• Company registration documents with ID copies of directors and shareholders.
• Valid lease agreement or municipal account statement not older than 3 months and not in arrears for more than 90 days.
• POPIA data subject consent form.
• Signed joint venture agreement, where applicable.

Disqualification risks

• Quotations received after the closing date and time.
• Quotations not on company letterhead or not submitted as PDF.
• Applicable taxes omitted from the quotation value.
• Any attached MBD not completed and signed.
• Missing specification datasheet.
• Quotations without brand names where required.

System: 80/20 preference point system under the PPPFA 2022.

• Price: 80 points.
• Specific goals: 20 points.
• Total: 100 points.

Specific goals scoring

• Goal: an SMME that is an EME or QSE and 51% or more black owned.
• Evidence: valid B-BBEE certificate from a SANAS-accredited verification agency, a DTI/CIPC B-BBEE certificate for an EME or QSE, or an affidavit sworn under oath.
• Failure to submit the required proof means the specific-goals points are not claimed.
• Johannesburg Water may require a bidder to substantiate any preference claim before or after adjudication.

Price scoring

• Price points are calculated against the lowest acceptable quotation.
• The 80/20 system applies to requirements up to R50 million including all applicable taxes; the 90/10 system applies above R50 million.
• This RFQ is evaluated on the 80/20 system.

Other

• Acceptance of a quotation is subject to Johannesburg Water's Supply Chain Policy.

Scope: supply and delivery of 20 non-contact radar level sensors with continuous level measurement.

Required specification

• 2-wire system.
• Supply voltage: 11 V to 30 V DC.
• Output: 4-20 mA / HART.
• Power consumption: maximum 100 mW.
• IP rating: IP68.
• Accuracy: ±5 mm across the measuring range.
• Beam angle: less than 8 degrees.
• Frequency: 70-100 GHz.
• Operating range: 0 to 20 metres.
• Cable: approximately 2 metres, fitted to the unit by the manufacturer.
• Mounting: top hanging bracket.
• Body material: stainless steel or PVDF.
• Remotely programmable, including Bluetooth set-up and on/off calibration, with an offset option on levels.

Deliverables

• Item A1: radar level sensors, unit each, quantity 20.
• A specification datasheet must be attached; this is compulsory.
• Brand and model must be stated.

MBD 3.1 — Pricing Schedule (Firm Prices) must be completed and submitted.

• Item A1: supply and delivery of radar level sensors, unit each, quantity 20.
• The schedule requires unit price, total price, sub-total, VAT at 15% and the grand total in Rand with all applicable taxes included.
• Only firm prices are accepted; non-firm prices and prices subject to exchange-rate variation will not be considered.
• Where different delivery points affect pricing, a separate pricing schedule must be submitted for each delivery point.
• The offer is valid for 60 days from the closing date.

Pricing

• MBD 3.1 Pricing Schedule — Firm Prices must be completed.
• Only firm prices are accepted; non-firm prices and prices subject to exchange-rate variation will not be considered.
• The total quotation value must include all applicable taxes; failure to include them leads to disqualification.
• VAT is shown at 15% on the pricing schedule.
• All delivery costs must be included in the bid price for delivery to the prescribed destination.
• Where different delivery points affect pricing, a separate pricing schedule must be submitted for each delivery point.

Validity

• The offer must remain valid for 60 days from the closing date.

Registration and status

• Bidders must be registered on the Central Supplier Database (CSD) and submit proof of CSD registration / MAAA supplier number.
• Original valid tax clearance certificate or a valid SARS PIN.
• Company registration documents with ID copies of directors and shareholders.
• Valid lease agreement or municipal account statement not older than 3 months and not in arrears for more than 90 days (regulation 38).

B-bbee

• A certified, original or valid B-BBEE certificate or sworn affidavit must be submitted.
• The affidavit must comply with the B-BBEE Practice Guide; a non-compliant affidavit scores zero.
• Claimed specific-goals points require the B-BBEE evidence listed on MBD 6.1.

Exclusions

• No quotation will be considered from a person in the service of the state.
• No bidder blacklisted by National Treasury or any national authority for non-performance will be considered.
• Bidders or directors listed on the National Treasury database of restricted suppliers or the Register for Tender Defaulters, or convicted of fraud or corruption in the past five years, may be rejected.

Joint ventures

• A joint venture agreement, properly signed by all parties, must be submitted where applicable.

Popia

• The POPIA data subject consent form must be signed for personal information to be processed.

Offer validity: 60 days from the closing date.

Pricing basis

• Only firm prices are accepted; non-firm prices and prices subject to exchange-rate variation will not be considered.
• All delivery costs must be included in the bid price for delivery to the prescribed destination.
• "All applicable taxes" includes VAT, PAYE, income tax, UIF contributions and skills development levies.

Information the bidder must state on the pricing schedule

• Brand and model.
• Country of origin.
• Whether the offer complies with the specification, and any deviations.
• Delivery period required, and whether delivery is firm.
• Delivery basis.

Evaluation is on the 80/20 preference point system under the PPPFA 2022.

• Price: 80 points, scored against the lowest acceptable quotation.
• Specific goals: 20 points.
• Total: 100 points.

Specific goals

• The goal is an SMME that is an EME or QSE and 51% or more black owned.
• Proof: valid B-BBEE certificate from a SANAS-accredited verification agency, a DTI/CIPC B-BBEE certificate for an EME or QSE, or an affidavit sworn under oath.
• Points for specific goals are forfeited if the required proof is not submitted with the quotation.
• Johannesburg Water may call for substantiation of any preference claim before or after adjudication.