TL;DR
For a major renovation needing coordinated M&E works, Clifford Systems Engineering Pte Ltd is the top pick due to its ability to phase electrical tasks with plumbing and aircon schedules. If you need a quick, single-job DB replacement without extra scope, JMS Electrical Services offers a focused, one-to-two-day turnaround. For urgent situations where the main trip will not reset, Daylight Electrician Singapore provides same-day emergency response. All listed contractors operate under EMA licensing, but you must verify individual LEW cards before work begins. No single contractor handles every scenario, so match your specific need (emergency, renovation bundle, or complex rewiring) to the right provider.
How we picked this list
We assembled this shortlist through desk research across public directories and company websites, confirming that each business is actively trading and their websites resolve correctly. We ranked them based on the criteria in the table below, prioritizing EMA licensing, HDB-specific experience, and clarity in scoping. No placements are paid; this is a neutral assessment of available options. We did not visit sites or hire these contractors for this list, so your due diligence should include verifying current licenses and requesting site surveys.
Table of Contents
- TL;DR
- How we picked this list
- Intro
- Quick Picks
- Comparison Table
- The List
- 1. Clifford Systems Engineering Pte Ltd
- 2. Everyworks Pte Ltd
- 3. Daylight Electrician Singapore
- 4. JMS Electrical Services
- 5. YS Electrical Engineering
- 6. Kian Hock Electrical Engineering
- 7. LC Electrical Engineering
- 8. Vanguard Electrician Singapore
- 9. Sunny Electrical Engineering
- 10. PSL Electrical Engineering
- How to Choose
- FAQ
Intro
Many homeowners assume that swapping an HDB distribution board is a simple box change. This is a misconception. HDB flats, especially those from the 1980s to 2005, often have outdated fuse boxes, limited incoming supply, and wiring that cannot support modern appliance loads. A proper upgrade involves assessing the existing cable condition, calculating permissible MCB ratings, and potentially running new circuits. This makes the contractor choice critical. You are not just buying a new box; you are buying safety, compliance, and reliability for your home. It is hard to find the right person because many generic electricians lack specific HDB panel experience. They may not understand SP incoming cable norms or the constraints of older HDB wiring. You need a contractor who asks about your flat size and electrical load before quoting. We reviewed the top options available in Singapore to help you make this decision with clarity and confidence.
Quick Picks
Choose Clifford Systems Engineering Pte Ltd if you want an established M&E firm that can coordinate electrical works with your full renovation timeline. Choose JMS Electrical Services on a tighter budget or if you need a straightforward DB replacement without extra M&E scope. Choose Daylight Electrician Singapore for an urgent call-out when your main trip will not reset and you need same-day attention.
Comparison Table
| Business | Best for | Price band | Area |
|---|---|---|---|
| Clifford Systems Engineering Pte Ltd | Major renovation coordination | Not stated | Not stated |
| Everyworks Pte Ltd | Bundling with handyman tasks | Not stated | Not stated |
| Daylight Electrician Singapore | Urgent same-day emergency | Not stated | Not stated |
| JMS Electrical Services | Straightforward DB replacement | Not stated | Not stated |
| YS Electrical Engineering | Older flats with full DB | Not stated | Not stated |
| Kian Hock Electrical Engineering | Landed/older terrace houses | Not stated | Not stated |
| LC Electrical Engineering | Renovation contractor sites | Not stated | Not stated |
| Vanguard Electrician Singapore | RCD vs MCB clarification | Not stated | Not stated |
| Sunny Electrical Engineering | Condo/MCST requirements | Not stated | Not stated |
| PSL Electrical Engineering | Documented testing reports | Not stated | Not stated |
For more context on managing HDB renovation constraints, see our guide on HDB renovation topics.
The List
1. Clifford Systems Engineering Pte Ltd
Clifford Systems is a full M&E contractor whose electrical team handles replacement of old HDB distribution boards, rewiring of fuse boxes, and extra socket circuits. They are best suited for homeowners doing a major renovation who want one company to coordinate electrical, plumbing, and aircon works. Their size allows them to schedule appointments around your renovation timeline, using standard branded DB components. This reduces the headache of managing multiple trades.
What’s good
- Large enough for scheduled appointments
- Uses standard branded DB components
- Can phase work around renovation timelines
What to watch
- Not a one-man fast emergency service; expect to book a site visit
- May quote at a higher range since it is an established M&E firm
Who it suits
Homeowners undertaking a full renovation who need integrated M&E services. If you only need a single urgent repair, look elsewhere for a faster response.
Price
Not stated
Details
Name: Clifford Systems Engineering Pte Ltd
Website: clifford.com
2. Everyworks Pte Ltd
Everyworks is a home maintenance and handyman group that arranges licensed electrical workers for home repairs. They are ideal for homeowners who need electrical panel work bundled with plumbing or other handyman tasks. Their booking platform offers clear schedules, and they can handle smaller follow-up tasks after a DB swap. This makes them a good option if you prefer a service team over a direct electrician.
What’s good
- Booking platform with clear schedules
- Handles smaller follow up tasks after DB swap
- Good for homeowners who prefer a service team over a direct electrician
What to watch
- May not specialise in complex HDB load calculations
- Response depends on availability of their licensed electrician
Who it suits
Homeowners with multiple small repair needs who want one point of contact. For complex HDB wiring assessments, consider a specialist electrical engineering firm.
Price
Not stated
Details
Name: Everyworks Pte Ltd
Website: everyworks.co
3. Daylight Electrician Singapore
Daylight Electrician is a residential electrician service with emergency call-out support. They handle replacement of burnt distribution boards, loose main switches, and old fuse holders in HDB flats. This is the best choice for urgent situations where the main trip will not reset and the household needs same-day attention. They are familiar with older HDB fuse wiring, which is critical for rapid diagnosis and repair.
What’s good
- Fast response promise
- Caters to after hours emergency
- Familiar with older HDB fuse wiring
What to watch
- Check that the assigned worker is EMA licensed
- Emergency rates can apply after normal hours
Who it suits
Homeowners facing an urgent electrical failure needing immediate attention. For planned renovations or complex rewiring, a specialist contractor is more appropriate.
Price
Not stated
Details
Name: Daylight Electrician Singapore
Website: daylight.com
4. JMS Electrical Services
JMS Electrical Services is a small electrical contractor doing HDB consumer unit changes, RCD and circuit breaker installation, and new 16A or 20A wiring for kitchen appliances. They are best for straightforward DB panel replacement after renovation without extra M&E scope. Their quotes itemise materials, and they can achieve a one to two day turnaround. This makes them a strong option for homeowners who need a focused, efficient job.
What’s good
- Focused on home electrical jobs
- Quote itemises materials
- Able to do one to two day turnaround
What to watch
- Small team means scheduling can be tight during BTO move in peaks
- Confirm whether quote includes disposal of old DB box
Who it suits
Homeowners needing a quick, specific DB replacement or circuit addition. For large-scale M&E coordination, a larger firm may be better.
Price
Not stated
Details
Name: JMS Electrical Services
Website: jmselectrical.net
5. YS Electrical Engineering
YS Electrical Engineering works across HDB flats and shophouses. They are commonly engaged when the old panel is full and new circuits are required for lighting and appliances. This makes them ideal for older flats where the existing DB has no space and the wiring needs assessment. Their engineering background allows them to run new circuits from the panel to the kitchen, a common need in 1980s to 2005 era HDB flats.
What’s good
- Engineering background
- Willing to run new circuits from panel to kitchen
- Good for older walk ups
What to watch
- Confirm total cost covers copper tails and incoming cable preparation
- Ask for circuit schedule before work starts
Who it suits
Homeowners in older HDB flats needing significant circuit additions. For simple box swaps, a smaller contractor may be more cost-effective.
Price
Not stated
Details
Name: YS Electrical Engineering
Website: yselectrical.com
6. Kian Hock Electrical Engineering
Kian Hock Electrical Engineering does replacement of surface mounted DB boxes, RCD testing, and earthing checks for HDB flats and older houses. They are best for landed or older terrace house owners who need a traditional electrician familiar with old switch wire systems. They can advise when wiring should be replaced, and referrals note no pushy upselling. This makes them a reliable choice for older properties with complex wiring history.
What’s good
- Familiar with older wiring systems
- Can advise when wiring should be replaced
- No pushy upselling seen in referrals
What to watch
- Verify LEW card and company name before payment
- Cash payments need a clear receipt
Who it suits
Owners of older landed or terrace homes. For modern condo or new HDB flats, a firm with more contemporary M&E experience may be preferable.
Price
Not stated
Details
Name: Kian Hock Electrical Engineering
Website: kianhock.com.sg
7. LC Electrical Engineering
LC Electrical Engineering handles DB box change in HDB flats and condo units. They support renovation teams with temporary electrical supply and final reconnection. This makes them best for renovation contractors who need a reliable electrician for their work sites. They are used to working with renovation timetables and understand temporary supply and testing. They can also coordinate with the town council if needed.
What’s good
- Used to working with renovation timetables
- Understands temporary supply and testing
- Coordinates with town council if needed
What to watch
- May prioritise contractor accounts over small homeowners
- Make sure the owner gets a copy of the testing report
Who it suits
Renovation contractors and homeowners working with a main contractor. For a direct homeowner job without a contractor, a smaller firm may be more responsive.
Price
Not stated
Details
Name: LC Electrical Engineering
Website: lcelectrical.com
8. Vanguard Electrician Singapore
Vanguard Electrician is marketed to residential homeowners through an online booking form. They replace tripping RCDs, swap DB enclosures, and perform insulation resistance tests. This is best for homeowners who need clarification about RCD versus MCB and want a detailed walkthrough. They are known for patient explanations and sometimes use thermal imaging for hot wires. Their cable termination is noted as tidy, which is important for long-term safety.
What’s good
- Patient explanations
- Uses thermal imaging for hot wires sometimes
- Tidy cable termination
What to watch
- Thermal scan service could be an add on, confirm in quote
- Expect more communication overhead than a direct contractor
Who it suits
Homeowners who want to understand their electrical setup and prefer a detailed service. For a quick, no-questions-asked repair, a simpler service model may be faster.
Price
Not stated
Details
Name: Vanguard Electrician Singapore
Website: vanguard.com.sg
9. Sunny Electrical Engineering
Sunny Electrical Engineering manages upgrades for condos and smaller commercial units. They also accept HDB panel replacement jobs when the schedule allows. This makes them best for private condominium homes where management requires insurance and an authorised contractor. They know MCST requirements and have proper supervision. They use branded enclosures and breakers, ensuring quality and compliance.
What’s good
- Knows MCST requirements
- Has proper supervision
- Uses branded enclosures and breakers
What to watch
- May need to align with condo management approval
- Minimum job value may be high
Who it suits
Condo owners with strict management requirements. For HDB flats without such constraints, a smaller firm may offer more flexibility.
Price
Not stated
Details
Name: Sunny Electrical Engineering
Website: sunnyelectrical.com
10. PSL Electrical Engineering
PSL Electrical Engineering does distribution board refurbishment and replacement for HDB flats and shophouses. They provide testing and circuit documentation after work. This is best for home buyers who need a documented testing report after upgrading their old panel. They can provide a testing and commissioning summary, proper labelling of circuits, and are suitable for people who keep renovation records. This documentation is valuable for future resale or insurance claims.
What’s good
- Can provide testing and commissioning summary
- Proper labelling of circuits
- Suitable for people who keep renovation records
What to watch
- Testing report may cost extra
- Book early around Chinese New Year peak
Who it suits
Homeowners who value documentation and long-term records. For a simple repair without documentation needs, a faster service may be more efficient.
Price
Not stated
Details
Name: PSL Electrical Engineering
Website: Not stated
How to Choose
| Criterion | Why it matters | What good looks like |
|---|---|---|
| EMA licence and LEW card | Only EMA licensed electrical workers can touch the HDB electrical intake. An unlicensed person can compromise the panel and void insurance. | The company gives the LEW name and card number before work starts, and the worker carries a physical card. |
| HDB DB replacement experience | HDB flats have older fuse boxes and limited incoming supply. Contractors need to know HDB norms, from SP incoming cable to permissible MCB ratings. | The contractor asks about the flat size, remaining electrical load and existing cable condition before quoting. |
| Clear scoping and materials list | Panel upgrade is not just swapping a box. The quote must include the DB brand, RCDs, MCBs, copper tails, testing and a circuit schedule. | Written quote names each component and states what is excluded, such as wiring to lighting points. |
| Site survey before quoting | DB replacement is custom work. A good contractor inspects the existing cables, meter position and any rusted or burnt contacts before giving a final price. | The contractor schedules a site visit instead of asking for a deposit based on a WhatsApp photo only. |
| Circuit labelling and testing | A replaced panel must be safe to operate. Without labels, future owners cannot isolate circuits during renovation or emergencies. | The finished board has a typed circuit schedule, RCD test button verified, and earth continuity checked before handover. |
| Warranty and defect follow up | Loose terminals can cause nuisance tripping weeks after installation. A contractor should stand behind their own workmanship. | The invoice states a warranty period for workmanship and a contact for re-testing if trip issues appear. |
| Clean delivery and workmanship | An upgraded DB is often left exposed in a storeroom or kitchen cabinet. Messy cable work makes future maintenance harder. | Cables are terminated neatly, spare ways are capped, and the enclosure is fixed level without gaps around conduit. |
For broader context on managing home services, see our Home Services Singapore section.
FAQ
Need HDB permission to change the DB box in my HDB flat?
You do not need HDB permission to change the DB box within your flat. However, if the work involves altering the incoming supply from the meter or the riser, you may need to coordinate with the town council. The contractor should handle any necessary notifications. Ensure the work is done by an EMA licensed electrician. Always keep a copy of the testing report for your records. This documentation is important for insurance and future resale.
Can I upgrade HDB electrical supply from 30A to 40A? Who do I ask?
Upgrading the electrical supply from 30A to 40A is not a simple contractor job. It requires approval from the Singapore Electricity Market Authority (EMA) and Singapore Power (SP Group). You must first engage an EMA licensed electrical worker to assess your home’s load and cable capacity. They will submit the application to SP for approval. This process can take several weeks. Do not proceed without official approval, as it is a safety and compliance risk.
How much does it cost to replace an HDB distribution board in 2025?
Costs vary significantly based on the scope of work. A simple DB box replacement might cost SGD 800 to 1,500. If you need new circuits, rewiring, or RCD upgrades, the cost can range from SGD 1,500 to 4,000 or more. Complex jobs involving incoming cable upgrades or extensive rewiring can be higher. Always get a detailed written quote that itemizes materials, labor, and testing. Prices are not fixed, so compare at least three quotes.
My contractor says he is EMA licensed. How do I check?
You can verify EMA licensing through the EMA website or by asking for the worker’s LEW card. The LEW card shows the worker’s name, license number, and validity date. Ask the contractor to provide the LEW name and card number before work starts. Do not accept verbal assurance only. You can also cross-check the company’s license status on the EMA public register. If you are unsure, contact EMA directly for confirmation. This step is crucial for safety and insurance validity.
Do I need to change the DB box even if the current panel is not tripping?
Not necessarily, but it is worth assessing. If your panel is old, has fuse holders, or lacks RCD protection, an upgrade is recommended for safety. RCDs provide life safety protection against electric shock. If you are adding new appliances or circuits, the existing panel may not have enough space. A licensed electrician can assess your panel’s condition and advise on the need for an upgrade. Do not ignore signs like burnt smells, loose switches, or frequent tripping. These are indicators of potential hazards.
