Request for Proposal (RFP)
Service: Provision and Installation of Standby Generator and an Accompanying Automatic Transfer Switch (ATS)
For Zipline Facilities in Karongi
2026-03-09
Issued by: FlyZipline Rwanda Ltd.
RFP Number: ZRW-RFP-2026-05
Issue Date: March 09th, 2026
Response Deadline: March 23rd, 2026
1. Introduction
Zipline Rwanda Ltd. invites your company to submit proposals for the provision and Installation of Standby Generator and an Accompanying Automatic Transfer Switch (ATS) for Zipline facilities located in Karongi.
2. Company Background
Zipline operates the world’s largest instant logistics and drone delivery network, enabling on-demand delivery of healthcare, commercial, consumer, and agricultural products. Our operational sites require stable, continuous, and high-reliability electrical infrastructure to maintain mission-critical systems and ensure uninterrupted service.
3. Project Scope
Preparations are ongoing for the establishment of Karongi Site. Part of the requirements is to purchase a standby generator and an accompanying Automatic Transfer Switch (ATS).
Essentially, what Zipline is looking for is as follows;
- Quotations for 100kVA , 120kVA and 150kVA generators
- Quotations for 250A and 400A ATSs
- Lead time for delivery upon payment.
Tabulated below are the detailed specifications for both the generator and ATS.
Generator Specifications:
Feature Requirement Why?
Engine CAT or Perkins or CumminsReliability, parts availability, availability of technical know how.
AlternatorLeroy-Sommer or StamfordReliability, parts availability, availability of technical know how.
Capacity 100 kVA / 120kVA / 150kVA Required capacity for now and future Aspiration Turbocharged Combats power loss due to thin air Govenor type Electronic Govenor Quick response to load changes Cooling 50°C Ambiant temperature radiator Thin air cools less effectively AVR Digital Stable voltage for sensitive loads
ProtectionIP23 or higher enclosur + sound attenuated enclosure.
Fuel / protects against water ingress and noise
Filtration Diesel / Water-in-fuel SeparatorProtects injectors from fuel moisture
Max fuel tank size offered per kVA rating requested
(Is it possible to customize integrated tank
Fuel Tank
capacity irrespective of kVA rating? If yes then we want a minimum of 72hrs runtime per kVA ratings requested)
Long runtime
Controller Deep Sea 7420 MKII Auto start, remote monitoring.
Safety /
Protection
Emergency stop button / high coolant temp, low oil pressure, over/under speed sensor.
Ensure safe shutdown and generator longevity
Automatic Transfer Switch(ATS) Specifications
Feature Requirement
Switch type Motorised 4-pole switch
Full Load Current 144.3 Amps
Safety Derated Current 180 Amps
Standard Size to Buy 250 Amps / 400 Amps
Enclosure rating IP55
Installation Wall mounted
Voltage Rating 400 / 415 V
Interlocking Mechanical and Electrical
Emergency Manual Override
Under voltage / Over voltage
Voltage Sensing
sensing
Programmable control logic Adjustable Transfer delay
External tank specifications
|
External Tank Feature |
Specs |
|
Build material |
Mild steel |
|
Tank volume |
1000 L |
|
Fuel / Filtration |
Diesel / water in fuel separator |
|
Protection Filling Point Evacuation / Cleaning |
White anti-rust coating |
|
Pressure relief vent |
|
|
Grounding point 100mm fill point diameter with cap 40mm drain hole at base |
|
Fuel feed automation |
Normally closed solenoid valve connected to level sensor in genset tank |
|
Automation Bypass |
Manual bypass valve (in case of solenoid valve failure) |
|
Fuel gauge |
Non-electronic |
|
Fuel Feeding |
Gravity fed directly to genset integrated tank |
|
Height from ground |
1000mm |
4. Scope of Work
The vendor will be responsible for beyond supply:
- Site visit and load assessment confirmation
- Generator foundation design requirements
- Installation & commissioning
- Integration with existing electrical system
- Cable supply and termination
- Integration with existing Earthing & lightning protection
- Exhaust and ventilation setup
- Fuel system piping
- Testing under load (full load bank test)
- As-built drawings
- Operation & Maintenance manuals
4.1 Warranty Requirements
Minimum warranty terms:
- Minimum 12–24 months warranty
- ATS warranty period
- Battery warranty
- Availability of local service support
- Response time for breakdowns (e.g., 24 hours)
PS: A site visit is required to better prepare your
proposal.
4.2 After-Sales Support & Maintenance
- Preventive maintenance contract options (AMC pricing)
- Cost of scheduled servicing (250h / 500h / 1000h intervals)
- Availability of spare parts locally
- Service team location in Rwanda
5. Certifications
- Factory test certificates
- Certificates of services delivered elsewhere
- RDB Certificate
- RSSB & RRA Certificate
6. Delivery and Commercial Terms
- Delivery timelines from LPO Issuance
- Payment terms
- Validation of Quotation
PS: The quotes should be in RWF
7. Submission Instructions
Submit proposals in PDF electronically to:
Subject line:
“RFP Response – Provision of Generator and ATS for Karongi site –
Zipline Rwanda Ltd.”
8. Terms & Conditions
- Zipline reserves the right to accept or reject proposals
- Costs of preparing responses are borne by bidders
- Confidentiality is required for all shared documents
We look forward to receiving your proposal and thank you for your
interest in working with Zipline Rwanda Ltd.