The Atlas Copco 1621039900 Regulating Valve is an essential control component designed for oil-injected screw compressors. Manufactured by Atlas Copco, this valve ensures precise regulation of compressed air flow, improving system performance and efficiency. Distributed by Seadweer, an authorized Atlas Copco supplier, it guarantees 100% original quality and reliable operation for demanding industrial environments.

Contents
Product Information
| Part Name | REGUL.VALVE |
| Part Number | 1621039900 |
| Origin | CZ |
| Tariff Code | 84818051 |
| Width | 170 mm |
| Height | 80 mm |
| Length | 170 mm |
| Weight | 2120 g |

Product Description
The Atlas Copco 1621039900 Regulating Valve plays a vital role in controlling the pressure and airflow inside oil-injected screw compressors. By managing air intake and outlet, it maintains a stable working pressure and optimizes compressor performance under varying loads.
With high-precision control and durable internal seals, this regulating valve minimizes pressure fluctuations and air losses. It ensures the compressor operates at up to 98% efficiency, reducing unnecessary energy consumption and enhancing equipment longevity.
Built from robust materials and designed under Atlas Copco’s strict quality standards, the valve provides over 95% reliability throughout its service life. It performs effectively under continuous operation, maintaining stable performance even in harsh industrial environments.
This regulating valve offers an extended service life up to 40% longer than standard market alternatives. Its accurate control characteristics and anti-leakage design reduce maintenance intervals and operational costs significantly.

Applications
The Atlas Copco 1621039900 Regulating Valve is suitable for a wide range of oil-injected screw compressor models used in manufacturing, automotive, and energy industries. It supports consistent performance across various operational conditions, ensuring dependable air supply and optimized efficiency.

FAQs
1. What is the function of the Atlas Copco 1621039900 Regulating Valve?
It controls the airflow and pressure inside the compressor to maintain optimal performance and prevent system overload.
2. Is this regulating valve an original Atlas Copco product?
Yes, Seadweer supplies only 100% original Atlas Copco parts, ensuring perfect fit and quality assurance.
3. How does this valve improve compressor efficiency?
By providing accurate pressure regulation and minimizing air leakage, it increases energy efficiency by up to 10%.
4. How often should I replace the regulating valve?
Replacement depends on usage conditions, but typically every 8,000–10,000 operating hours under normal conditions.
5. Can this valve be used in all oil-injected screw compressors?
It is designed for compatibility with a wide range of Atlas Copco oil-injected screw compressors. Always verify with your compressor model for exact fit.

More Regulating Valves List
If you need other Atlas Copco air compressor regulating valves, we provide more models in the table below or you can submit your requirements to us directly.
| Part Number | Part Name | Part-Number |
| 3001504900 | REGULATION | 3001-5049-00 |
| 4001000541 | SONDE REGULATION MPE | 4001-0005-41 |
| 6211309200 | REGULATEUR Q50 A23 1/4 | 6211-3092-00 |
| 6216350800 | ELECTROVANNE REGULATION 24V | 6216-3508-00 |
| 6219098000 | KIT ENSEMBLE REGULATION | 6219-0980-00 |
| 6221231000 | PISTON REGULATION INOX | 6221-2310-00 |
| 6221232400 | PISTON DE REGULATION INOX | 6221-2324-00 |
| 6221248600 | DEVERSEUR PRNE (REGUL.PROPORT) | 6221-2486-00 |
| 6221251200 | BOITIER OPTION REGUL PROG | 6221-2512-00 |
| 6221661100 | JOINT CORPS REGULAT.EP.0,5 | 6221-6611-00 |
| 6226358100 | PLATINE REGULATION PCI 06 | 6226-3581-00 |
| 6236320000 | PRESSOSTAT DE REGULATION | 6236-3200-00 |
| 6236359700 | FAISCEAU REGUL.PROG.5000/6000E | 6236-3597-00 |
| 6236382300 | EV.REGULATION 230V 50/60HZ/8W | 6236-3823-00 |
| 6245687300 | TABLEAU REGULATION RLR 220 AIR | 6245-6873-00 |
| 6256300200 | FAISCEAU REGUL PROGRES 15A40EX | 6256-3002-00 |
| 6259072700 | KIT REGUL.PROGR.5000/6000E(AB) | 6259-0727-00 |
| 6259096800 | KIT SYSTEME REGULATION 150A220 | 6259-0968-00 |
| 6265605500 | EQUERRE SUPPORT EV REGULATION | 6265-6055-00 |
| 6265663700 | TOLE FIX OPT REGUL PROG 80 A | 6265-6637-00 |
| 8070261477 | KIT REGULATION | 8070-2614-77 |
| 8973035321 | MAINTENANCE SET SUCTION REGULA | 8973-0353-21 |
| 8973035339 | REPAIR KIT FOR INTAKE REGULATO | 8973-0353-39 |
| 8973036945 | SOLENOID VALVE INTAKE REGULATO | 8973-0369-45 |
| 9069023100 | PRES.REGUL.PB55649-000+KG8011 | 9069-0231-00 |
| 9093002112 | FILTER+REGULATOR (FR) | 9093-0021-12 |
| 9753551206 | PRESSURE REGULATOR 1/4 0-2 BAR | 9753-5512-06 |
| 9753556118 | REGULATOR CAL9900 | 9753-5561-18 |
| 9771096189 | REG 01 014 Regulator | 9771-0961-89 |
| 2202818503 | VALVE REGUL.-FILME COMPRESSOR | 2202-8185-03 |
| 2203089601 | VALVE WATER REGULATING | 2203-0896-01 |
| 2203089701 | VALVE WATER REGULATING | 2203-0897-01 |
| 2204008310 | Water regulating-v-WVFX 1+ | 2204-0083-10 |
| 2204008312 | Water regulating-v-WVFX 1.5+ | 2204-0083-12 |
| 2200902396 | Kit valve regulator 2nd series | 2200902396 |
| 2200-9023-96 | Kit valve regulator 2nd series | 2200-9023-96 |
| 9093003301 | REGULATOR | 9093-0033-01 |
| 9092003301 | REGULATOR | 9092-0033-01 |
| 8202720176 | REGULATOR-MINI | 8202-7201-76 |
| 8202720168 | REGULATOR-MINI | 8202-7201-68 |
| 6266307900 | REGULATOR, CAP-2045S | 6266-3079-00 |
| 2914900101 | REGULATOR | 2914-9001-01 |
| 2914900001 | REGULATOR | 2914-9000-01 |
| 2914867900 | REGULATOR N1 | 2914-8679-00 |
| 2911011100 | REGULATING KIT | 2911-0111-00 |
| 2906602100 | VALVE-REGUL ASSY | 2906-6021-00 |
| 2900509900 | REGULATOR-VOLTAGE | 2900-5099-00 |
| 2252049598 | REGUL. VALVE | 2252-0495-98 |
| 2252049383 | REGULATOR-SPEED | 2252-0493-83 |
| 2250331381 | REGULATOR | 2250-3313-81 |




















Anonymous_buyer –
Genuine Atlas Copco quality
This regulating valve from Seadweer works perfectly! Easy installation and precise pressure control. Genuine Atlas Copco quality. Highly recommended!