Werther Silent Air Compressor – Ultra-Quiet 4-Gallon Air Compressor
A normal air compressor shouts. This Werther silent air compressor hums at just 40 dB(A) — quieter than a conversation. With a 4-gallon tank, 0.5 HP motor, and 113 PSI max pressure, it delivers steady, clean air for workshops, clinics, and labs where noise is not an option.
This Werther International silent air compressor comes from the brand trusted by dental clinics and laboratories globally. It is the quiet air compressor your neighbours will never hear.
Why a Silent Compressor Changes Your Workspace
Noise is the hidden cost of compressed air. Here is what 40 dB(A) buys you:
- Work next to it: At 40 dB(A) — quieter than office chatter — the compressor sits in the room, not in a shed outside.
- Clinics and labs stay calm: Dental chairs, laboratories, and studios keep their atmosphere while tools get clean air.
- No noise complaints: Run early mornings or late nights in mixed-use buildings without a single complaint.
- Less fatigue: Crews working an 8-hour shift around a silent compressor finish the day sharper.
- Compact 4-gallon footprint: Big enough for real work, small enough to tuck under a bench.
Strength and Safety Advantages
Quiet means nothing without safe, reliable air:
- 113 PSI max pressure: 7.8 bar working ceiling covers air tools, blow guns, and instrumentation.
- ASME safety valve: Independent over-pressure protection on the tank.
- Automatic start/stop: Pressure switch cycles the motor only when air is needed — less wear, less power.
- Tank and outlet gauges: See tank pressure and regulated outlet pressure at a glance.
- Powder-coated tank: Corrosion-resistant finish for humid coastal sites.
Technical Specifications
The key facts for this Werther silent air compressor:
| Brand | Werther (Werther International) |
|---|---|
| Motor | 0.4 kW (≈ 0.5 HP), 3400 rpm, single phase |
| Free air output | 2.1 CFM (60 L/min) |
| Max pressure | 113 PSI (7.8 bar) |
| Duty cycle | 15 min on / 15 min off (intermittent duty) |
| Noise level | 40 dB(A) |
| Tank size | 4 gallons |
| Voltage | 115V (4.8 Amps) / 220V (2.4 Amps), 60 Hz — matches Saudi power |
| Dimensions | 16 × 16 × 19 in |
| Weight | 64 lbs |
| Tank drain | Top-mounted, easy access |
| Safety | ASME safety valve, pressure switch auto start/stop |
| Gauges | Tank and outlet pressure gauges |
Where It’s Used Across Saudi Arabia
Silent air goes where loud compressors cannot:
- Dental and medical clinics: The classic silent-compressor home — powers handpieces and chairs in Riyadh and Jeddah clinics without disturbing patients.
- Laboratories: Clean, quiet air for analytical instruments at KFUPM, KSU, and KAUST facilities.
- Offices and studios: Airbrush work, framing, and prototyping where a loud compressor would be absurd.
- Workshops in mixed buildings: Dammam and Jubail workshops operating near offices or housing.
- Mobile technicians: A portable silent air compressor that goes to the job instead of shouting from the van.
Choosing the Right Size
Is 4 gallons enough? Ask what you’re running:
- Intermittent tools: Blow guns, nailers, airbrushes, and dental handpieces — a silent air compressor 4 gallon handles these all day, cycling as needed.
- Continuous demand: Sanders and spray guns drink air non-stop — check the 2.1 CFM output against your tool’s rating first.
- Respect the duty cycle: 15 minutes on, 15 minutes off — this is an intermittent-duty compressor, perfect for tools used in bursts, not non-stop production lines.
- Pressure needs: 113 PSI covers most workshop and clinic tools; verify against your highest-pressure tool.
- Power supply: Dual 115V/220V means it runs on standard Saudi site power — confirm your socket before ordering.
Installation and Care Tips
Simple habits that keep it silent for years:
- Level surface: Place it flat — tilt adds vibration and noise.
- Ventilation: Leave air space around the motor; heat shortens compressor life.
- Drain the tank: Use the top tank drain regularly — moisture is the enemy of every tank.
- Check the intake filter: A clogged filter makes the motor work harder and louder.
- Watch the gauges: Tank and outlet readings tell you the system is healthy before a job starts.
Safe Use and Handling
Compressed air is stored energy — respect it even when it’s quiet:
- Never exceed 113 PSI: The ASME valve is a last resort, not a working limit.
- Drain before transport: Depressurize the tank before moving the unit.
- Correct voltage: Wire for 115V or 220V to match your supply — wrong voltage burns motors.
- Keep the area clear: 64 lbs is a two-person lift; don’t carry it alone up stairs.
- Inspect hoses: Check air lines for cracks before every pressurization.
Why Buy from AskA Solution
A compressor is a 10-year purchase — buy it from people who answer the phone:
- Genuine Werther air compressor: Sourced through proper channels, not grey-market units with no backup.
- KSA stock in Dammam: See it, hear how quiet it is, take it with you.
- Application advice: Tell us your tools and we’ll confirm the 4-gallon sizing before you buy.
- After-sales support: Spares and service guidance for the life of the unit.
- Saudi-wide delivery: Riyadh, Jeddah, Jubail, Yanbu — delivered to your site.
FAQs
- How quiet is the Werther silent air compressor?
40 dB(A) — quieter than a normal conversation (about 60 dB). You can hold a phone call standing next to it. - What can I run with a 0.5 HP, 4-gallon compressor?
Intermittent tools: blow guns, nailers, airbrushes, dental handpieces, and lab instruments. For continuous high-demand tools like sanders, check the 2.1 CFM output against your tool’s air consumption first — and respect the 15-minutes-on, 15-minutes-off duty cycle. - Does it run on Saudi power supply?
Yes — dual voltage 115V/220V at 60 Hz, which matches Saudi Arabia’s power frequency, so no converter is needed. Confirm your socket type when ordering. - Is it suitable for dental clinics?
Yes. Silent 40 dB(A) compressors are the standard choice for dental and medical clinics, where patient comfort rules out loud workshop units. - How often should I drain the tank?
Regularly — use the top-mounted drain to release moisture. In humid coastal areas like Jeddah and Yanbu, drain more often. - Do you deliver outside Dammam?
Yes — we deliver across Saudi Arabia, including Riyadh, Jeddah, Jubail, and Yanbu. - Can I get a quote for multiple units?
Yes. Clinics and workshops fitting out several chairs or benches get multi-unit pricing — request a quote with your quantity.
Looking for a Werther silent air compressor in Saudi Arabia? AskA is the silent air compressor Saudi Arabia workshops trust — contact us today for a quote.







Solomon Xavier Draycott –
Incredibly quiet and runs perfectly It is exactly what we needed to keep the noise down in our workspace.