Vacuum Pump Control Solution – LEYBOLD-HERAEUS AEG NT450 | PM-4 Series
Where This Product Is Used
The LEYBOLD-HERAEUS AEG TYP NT450 Pump Controller (P/N 853-032743-003, Ref. 641PM-26PM-0002, Series PM-4) is engineered for demanding vacuum process environments where precise pump management is critical. Typical deployment scenarios include:
- Semiconductor Fabrication – CVD, PVD, and etch chamber roughing/backing pump control
- Thin-Film & Optical Coating Lines – Rotary vane and roots pump sequencing for deposition chambers
- Industrial Leak Testing Systems – Automated pump start/stop and fault monitoring in helium mass-spectrometer leak detectors
- Research & Analytical Instruments – Mass spectrometers, electron microscopes, and surface analysis equipment
- Pharmaceutical & Chemical Processing – Vacuum distillation and drying systems requiring controlled pump operation
- Metallurgical Furnaces – Vacuum heat treatment and sintering furnace pump management
Technical Specifications
| Manufacturer | LEYBOLD-HERAEUS (AEG) |
| Model / Type | TYP NT450 |
| Part Number | 853-032743-003 |
| Reference Code | 641PM-26PM-0002 |
| Series | PM-4 |
| Function | Vacuum Pump Controller |
| Weight | 360 g |
| Condition | Surplus / Tested Used |
| Origin | Germany (OEM) |
Why Engineers Specify This Model
- OEM Precision – Designed and manufactured by LEYBOLD-HERAEUS, the global benchmark in vacuum technology, ensuring full compatibility with LEYBOLD pump families
- PM-4 Series Reliability – The PM-4 controller platform is recognized for robust thermal management and long MTBF in continuous-duty industrial environments
- Drop-In Replacement – Exact P/N match (853-032743-003) eliminates re-engineering; plug-and-play into existing NT450-equipped systems
- Fault Protection – Integrated overload and thermal protection circuits safeguard connected pump motors
- Compact Form Factor – Lightweight (360 g) module design simplifies panel integration and field servicing
Complete System Bill of Materials
For a fully operational LEYBOLD vacuum pumping station using the NT450 controller, engineers typically specify:
- LEYBOLD-HERAEUS AEG TYP NT450 Pump Controller – 853-032743-003 (this unit)
- LEYBOLD Rotary Vane Pump (e.g., TRIVAC D series) – matched to NT450 motor rating
- LEYBOLD RUVAC Roots Booster Pump (optional, for high-throughput applications)
- Vacuum gauge / Penning or Pirani sensor for process feedback
- Foreline trap / oil mist filter for pump exhaust management
- Isolation valve (pneumatic or manual) for chamber protection
Compliance & Industry Standards
- Manufactured to CE directives applicable at time of production (Low Voltage Directive / EMC)
- Compatible with ISO 21360 vacuum equipment performance standards
- Suitable for integration into systems requiring SEMI S2 environmental, health & safety compliance (semiconductor fabs)
- RoHS status: legacy industrial component — confirm with your EHS team for restricted-substance requirements
Quality Assurance & Sourcing
- Inspection: Each unit is visually inspected and functionally verified prior to listing
- Authenticity: Sourced from decommissioned OEM equipment or authorized surplus channels — no counterfeit risk
- Packaging: Anti-static ESD bag + foam-padded carton for safe international transit
- Documentation: Original part number labels retained; datasheet available on request
- Warranty: 90-day operational warranty against DOA; extended warranty available upon request
How to Source This Part
- Click Add to Cart or Contact Us for bulk/project pricing
- Provide your shipping address — we ship worldwide via DHL / FedEx with full tracking
- Lead time: In-stock units ship within 1–3 business days
- For urgent requirements, email support@konmask.com with your project timeline
- OEM cross-reference and alternative part numbers available on request
Application-Specific FAQ
Q: Is the NT450 controller compatible with all LEYBOLD TRIVAC pumps?
A: The NT450 is designed for specific LEYBOLD pump motor ratings. Please confirm your pump model and motor specs before ordering — our team can verify compatibility.
Q: Can this controller be used as a direct replacement in a LEYBOLD leak detector?
A: Yes. The NT450 PM-4 series is commonly found in LEYBOLD ULTRATEST and PHOENIX leak detector platforms. Verify the P/N 853-032743-003 against your service manual.
Q: Do you provide a test report or functional verification certificate?
A: Yes, a basic functional test report is available upon request at no additional charge.
Q: What is the lead time for international orders?
A: In-stock units are dispatched within 1–3 business days. DHL Express delivery to most destinations takes 3–7 business days.
Q: Can I return the part if it does not fit my system?
A: We accept returns within 14 days for unused, uninstalled parts in original condition. Contact support@konmask.com to initiate.
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