Province
Gauteng
Closing Date
10 February 2026 at 09:00
Estimated Value
Value not specified
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- South African Weather Service (SAWS)
- Gauteng
- Closes 10 February 2026 at 09:00 (Closed) — 4.1 Bidders must provide the technical specifications of the product offered in
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Official source
eTenders.gov.za
Documents found
1
Last checked
19 Jul 2026
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This tender has strong source evidence, including source metadata and supporting tender information synced from the government tender portal.
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Request for a service provider for the calibration services of 26 Vaisala PTB330TS instruments
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Most bidders are rejected due to compliance gaps. Use our Readiness Engine to verify your status for this specific Manufacture of fabricated metal products, except machinery and equipment.
Check My ReadinessImportant Dates & Timeline
2 key dates
Tender Published
2 February 2026 at 22:00
Tender was published
Tender Closing Date
10 February 2026 at 09:00
Final deadline for submission
Submission Requirements
228 items · 29 mandatory
The Technical Services Division is the electronic and scientific research, technology development and
maintenance arm of SAWS. The unit is responsible for the maintenance and improvement of integrated
electronic atmospheric weather monitoring and observational systems to enable forecasters, researchers and
climatologists to issue accurate predictions.
Technical Services is at the forefront of technological development of observational and early warning
networks for severe weather as well as routine meteorological observations. The National Radar Network,
Automatic Weather Stations, Upper-air Sounding Systems, etc are used to gather relevant data. The research
conducted by Technical Services includes weather modification, cloud seeding technology and atmospheric
research with a key focus in atmospheric pollution, transfer of pollutants and its impact on the environment
and climate changes.
Technical Service manufactures Automatic Weather Stations, Automatic Rainfall Stations, and other
specialised meteorological instruments.
SAWS utilises the below listed Instruments for verification in its network of Automatic Weather Stations.
- Vaisala PTB330TS instruments.
- Vaisala Temperature/humidity HMP 41/45.
- HMP 41/46 instruments.
- Vaisala PTB220 Barometer pressure instrument.
- RM Young anemometer drive calibrator unit.
- Agilent Digital Multimeter 34401A
Public Document: Document Template Reference: CFO-SCM-TEMP-002
of 8
Docusign Envelope ID: D10C4FED-B66A-40FA-A899-04D7BEB0A817
Template: RFQ Terms of Reference for services
– Annexure H
4 REQUIREMENT / SCOPE OF WORK
4.1 Bidders must provide the technical specifications of the product offered in terms of this bid. Should technical
specifications not be available from the OEM the bidder must confirm in writing stating that the product/s
offered to SAWS comply / does not comply to the technical specifications of the item/s below.
4.2 Item 1:
Item description Calibration of Vaisala PTB330TS Instrument
Quantity required 26
Technical specification Specifications for pressure:
Calibrate at 800mbar, 950mbar and 1100mbar
An indication correction of both the rising and falling pressure.
Specifications for Temperature and Humidity calibration
Point to measure temperature 14 deg Cels, 22 deg Cels and 30 degrees Celsius
Point to measure humidity 11%rh, 33 %rh, 75%rh and 90%rh
Other non-technical Issue a SANAS certificate for every unit under test.
requirements Indicate the certificate of calibration of the calibrator.
Indicate the procedure of calibration (On both the quotation and the certificate)
Goods to be delivered 1263 Heuwel Road,
to: Centurion Central (Absa Building),
Centurion, 0157.
4.3 Item 2:
Item description Calibration of the Vaisala Temperature and Humidity instrument HMP41/45
Quantity required 1
Technical specification Point to measure temperature 14 deg Cels, 22 deg Cels and 30 degrees Celsius
Other non-technical Issue a SANAS certificate for every unit under test.
requirements Indicate the certificate of calibration of the calibrator.
Indicate the procedure of calibration (On both the quotation and the certificate)
Goods to be delivered South African Weather Services,1 Main Road, ARC Premises, Irène
to:
4.4 Item 3:
Item description Calibration of the Vaisala Temperature and Humidity instrument HMP41/46
Quantity required 1
Technical specification Point to measure temperature 14 deg Cels, 22 deg Cels and 30 degrees Celsius
Public Document: Document Template Reference: CFO-SCM-TEMP-002
of 8
Docusign Envelope ID: D10C4FED-B66A-40FA-A899-04D7BEB0A817
Template: RFQ Terms of Reference for services
– Annexure H
Other non-technical Issue a SANAS certificate for every unit under test.
requirements Indicate the certificate of calibration of the calibrator.
Indicate the procedure of On both the quotation and the certificate)
Goods to be delivered 1263 Heuwel Road,
to: Centurion Central (Absa Building),
Centurion, 0157.
4.5 Item 4:
Item description Calibration of the RM Young anemometer drive unit.
Quantity required 1
Technical specification Laboratory calibration of RM Young anemometer drive unit and certification
Other non-technical Issue a certificate for the unit under test.
requirements Indicate the procedure of calibration (On the certificate)
Attach certificate of the reference unit
RM Young anemometer drive calibrator unit
Laboratory calibration and certification
Goods to be delivered 1263 Heuwel Road,
to: Centurion Central (Absa Building),
Centurion, 0157.
4.6 Item 5:
Item description Calibration of the Vaisala PTB220 Barometric Pressure Instrument.
Quantity required 1
Technical specification Laboratory calibration and certification
Specifications for pressure:
Calibrate at 800mbar, 950mbar and 1100mbar
An indication correction of both the rising and falling pressure.
Other non-technical Issue a certificate for the unit under test.
requirements Indicate the procedure of calibration (On the certificate)
Attach calibration certificate of the reference unit
Service provider must be SANAS Accredited Facility/Lab
Goods to be delivered 1263 Heuwel Road,
to: Centurion Central (Absa Building),
Centurion, 0157.
Public Document: Document Template Reference: CFO-SCM-TEMP-002
of 8
Docusign Envelope ID: D10C4FED-B66A-40FA-A899-04D7BEB0A817
Template: RFQ Terms of Reference for services
– Annexure H
4.7 Item 6:
Item description Calibration of the Agilent Digital Multimeter 34401A.
Quantity required 1
Technical specification Laboratory calibration and certification
Specifications for DC Value, AC values, Current values and Resistance Values
Other non-technical Issue a certificate for the unit under test.
requirements Indicate the procedure of calibration (On the certificate)
Attach calibration certificate of the reference unit
Service provider must be SANAS Accredited Facility/Lab
Goods to be delivered 1263 Heuwel Road,
to: Centurion Central (Absa Building),
Centurion, 0157.
5 EVALUATION OF BIDS
The RFQ will be evaluated in 4 phases as mentioned below:
➢ Phase 1: SCM Administrative Requirements.
➢ Phase 2: Mandatory Requirements.
➢ Phase 3: Functional Evaluation.
➢ Phase 4: Price and Specific Goals.
5.1 Phase 1: SCM Administrative Requirements
RFQs received will be verified for completeness and correctness. SAWS reserve the right to accept or reject a
RFQ based on the completeness and correctness of the documentation and information provided.
Bidders are to ensure that they submit the following documentation / information with their RFQ.
Document Comments
Proof of registration on the Central Supplier Bidders must be registered on the CSD. CSD
Database (CSD) of National Treasury registration number must be provided.
Request for Invitation (Annexure A) Completed and signed
SBD 3.3 for services (Pricing Schedule) Completed
SBD 4 (Bidder’s Declaration) Completed and signed
SBD 6.1 (Preference Points Claim Form) Completed and signed if points are claimed
SARS (South African Revenue Service) Tax
Bidders tax matters must be in order
Compliant
Public Document: Document Template Reference: CFO-SCM-TEMP-002
of 8
Docusign Envelope ID: D10C4FED-B66A-40FA-A899-04D7BEB0A817
Template: RFQ Terms of Reference for services
– Annexure H
Valid and compliant original B-BBEE and/or
BBBEE Certificate
certified copies of Sworn Affidavit must be
submitted for any points claimed
Bidders who comply with the above requirements will be considered for further evaluation.
5.2 Phase 2: Mandatory Requirements
Bidders must note that the requirements tabled below are mandatory. Bidders must provide the required
evidence of compliance for each of the mandatory requirements. Only bidders who provided the required
evidence will be considered for further evaluation.
No Mandatory Technical/Functional Comply
Requirements Yes/No
1. SANAS Approved Certificate of Accreditation. Bidder must provide evidence the SANAS
Approved Certificate of Accreditation
2. Bidder must indicate their ability to calibrate Bidder to confirm in writing on company
both the Pressure and Temperature/Humidity letterhead that the bidder can calibrate both
Pressure and Temperature/Humidity.
5.3 Phase 3: Functional Evaluation
Functional evaluation will be done in terms of the criteria as stated in the table below.
Bidders should take note of the Criterion, Weighting & Scoring when responding to this bid.
Criterion Weight Score
Bidders must indicate their company years of 40 0 = Less than two (2) years of experience
experience in the calibration of instruments and/or 10 = two (2) years of experience
similar works. 20 = 3 – 4 years of experience
30 = 4 – 5 years of experience
40 = 5 and above years of experience
Delivery period 40 0 = Delivery period not indicated
Bidder must indicate delivery of period, from the 5 = more than six (6) weeks
acceptance of a purchase order. 10 = more than five (5) weeks
20 = more than four (4) weeks
40 = less than four (4) weeks
Contactable references 20 0 points = None provided
Bidder to provide contactable references letters of 5 points = One Provided
clients who SAWS may contact to ascertain the quality 10 points = Two Provided
Public Document: Document Template Reference: CFO-SCM-TEMP-002
of 8
Docusign Envelope ID: D10C4FED-B66A-40FA-A899-04D7BEB0A817
Template: RFQ Terms of Reference for services
– Annexure H
of the service/s rendered by the bidder), on the clients’ 15 points = Three provided
letterhead. 20 points = Four or more provided
Contactable references must at least include:
• Name of the client
• Contact person
• Phone number
• Estimated date and the period when service was
rendered
NB: Contactable Reference Letters must not be older
than four (4) years
Total score 100
The total score obtained by the bidder will be
converted to a percentage (out of 100).
Bidders who score 70% and more will qualify for further evaluation in terms of Price and Specific Goals.
5.4 Phase 4: Price and Specific Goals
Bidders who comply with the requirements of this bid will be evaluated according to the preference point
scoring system as determined in the Preferential Procurement Regulations, 2022 pertaining to the Preferential
Procurement Policy Framework Act, Act No .
Points for this RFQ shall be awarded for:
(a) Price; and
(b) Specific Goals (Refer to Annexure F: Preference Points Claim Form).
The maximum points for this bid are allocated as follows:
POINTS
PRICE 80
SPECIFIC GOALS (Refer to Annexure F: Preference Points Claim 20
Form)
Total points for Price and Specific Goals 100
Subject to section 2(1)(f) of the Preferential Procurement Policy Framework Act, 2000 (Act no ), the
RFQ will be awarded to the bidder scoring the highest points.
6 DUE DILIGENCE
Public Document: Document Template Reference: CFO-SCM-TEMP-002
of 8
Docusign Envelope ID: D10C4FED-B66A-40FA-A899-04D7BEB0A817
Template: RFQ Terms of Reference for services
– Annexure H
The South African Weather Service reserves the right to conduct supplier due diligence prior to final award
or at any time during the contract period. This may include site visits, reference checks and requests for
additional information.
7 SPECIAL CONDITIONS OF CONTRACT
This bid and all contract emanating there from will be subject to the General Conditions of Contract (GCC)
issued in accordance with Chapter 16A of the Treasury Regulations published in terms of the Public Finance
Management Act, 1999 (Act ). The Special Conditions are supplement to that of the General
Conditions of Contract. Where, however the Special Conditions of Contract are in conflict with the General
Conditions of Contract, the Special Conditions of the Contract prevail.
SAWS reserve the right to exclude bidders who fail to comply with any of the Special Conditions of Contract
as stated below.
7.1 Address where services are required.
The successful bidder will be required to render the services at the following address:
South African Weather Service
1 Main Road, ARC Premises
Irene
Public Document: Document Template Reference: CFO-SCM-TEMP-002
of 8
No specific requirements found
B-BBEE Minimum Level: 1
South African Weather Service (SAWS)
The South African Weather Service (SAWS) is a public entity that provides accurate and timely weather forecasts, warnings, and climate data for South Africa. SAWS procurement covers meteorological equipment, ICT, data systems, facilities, and scientific services.
Contact Information
Key Personnel
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RFQ 4212.Calibration 3.pdf
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Request for a service provider for the calibration services of 26 Vaisala PTB330TS instruments
South African Weather Service (SAWS) tender in Gauteng. Closing 2/10/2026. Request for a service provider for the calibration services of 26 Vaisala PTB330TS instruments...
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Organization
South African Weather Service (SAWS)
Contact Person
Zandile Sebotsane
Phone
012-367-6252
[email protected]
Address
1263 Heuwel road, centurion,0157 - Centurion - Pretoria - 0157
10 February 2026 at 09:00
Location
Gauteng
Closing Date
10 February 2026 at 09:00
Organization
South African Weather Service (SAWS)
Urgent: Closing Soon
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This tender has mandatory submission requirements
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