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MKS 727A31TGA2FB-EX125D-INGEN2PU0-RTNGEN2PU0 Capacitance Manometer

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Procurement Data

Key Product Information

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Brand
MKS Instruments
Primary Part Number
727A31TGA2FB-EX125D-INGEN2PU0-RTNGEN2PU0
Product Type
Capacitance Manometer
Product Family
Other series
Manufacturer
MKS Instruments (USA)
Country of Origin
United States of America
Catalog Category
Sensors & Switches
Model confirmed for inquiry 727A31TGA2FB-EX125D-INGEN2PU0-RTNGEN2PU0 Send quantity, destination and urgency. The RFQ form keeps this part number attached.
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Product Overview

MKS 727A31TGA2FB-EX125D-INGEN2PU0-RTNGEN2PU0: A Procurement Officer’s Guide to Securing This Critical Vacuum Measurement Asset

When a process chamber goes down in a semiconductor fab, flat-panel display line, or pharmaceutical lyophilization suite, every hour of unplanned downtime translates directly into scrapped product, missed delivery windows, and contractual penalties. The MKS 727A31TGA2FB-EX125D-INGEN2PU0-RTNGEN2PU0 — a precision Baratron® capacitance manometer engineered for absolute vacuum pressure measurement — sits at the heart of these environments. Its role is not peripheral; it is the reference instrument that the entire closed-loop pressure control architecture depends upon. Procurement teams that treat this part as a commodity reorder item routinely discover, at the worst possible moment, that lead times from the OEM channel stretch to 12–20 weeks. This page exists to give industrial buyers a clear-eyed view of how to source this unit strategically, what the true cost of ownership looks like across a three-to-five-year asset lifecycle, and why engaging a specialist third-party supplier like siemensplc.com is a defensible, auditable procurement decision.

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Procurement Specifications

Parameter Specification
Manufacturer MKS Instruments (USA)
Full Part Number 727A31TGA2FB-EX125D-INGEN2PU0-RTNGEN2PU0
Base Model 727A Baratron® Capacitance Manometer
Measurement Principle Capacitance (gas-species independent)
Full Scale Pressure Range 1000 Torr absolute
Accuracy ±0.5% of reading (typical, NIST-traceable calibration)
Output Signal Analog 0–10 VDC
Process Connection EX125D flange interface
Inlet / Return Interface INGEN2PU0 / RTNGEN2PU0 (OEM-matched connector codes)
Wetted Materials Inconel® sensing diaphragm, 316L stainless steel body
Heated Option Available (45°C / 100°C) — prevents reactive gas condensation
Power Requirement ±15 VDC
Operating Ambient Temperature 15°C – 50°C
Unit Weight Approximately 2.6 kg
Certifications CE, RoHS, SEMI S2, ISO 9001 (MKS manufacturing)
Calibration Standard NIST-traceable factory calibration
Typical OEM Channel Lead Time 12–20 weeks (new production units)
Lead Time via siemensplc.com Verified stock units: 3–7 business days; sourced units: quoted per request
Warranty (siemensplc.com) 12 months from shipment date
Country of Origin United States of America

Total Cost of Ownership (TCO) Analysis

Procurement decisions for precision instrumentation are rarely made on unit price alone — or at least, they should not be. The 727A31TGA2FB-EX125D-INGEN2PU0-RTNGEN2PU0 is a long-cycle asset. A well-maintained unit in a stable process environment can deliver five or more years of reliable service. The TCO calculation must therefore account for acquisition cost, downtime risk, maintenance burden, and end-of-life replacement strategy.

Downtime Risk Quantification. In a 200mm or 300mm wafer fab, a single process chamber running at 85% utilization may contribute $40,000–$120,000 USD per day in wafer throughput value. A failed or drifted pressure transducer that triggers an unplanned chamber shutdown — even for 48 hours while a replacement is sourced through standard OEM channels — can represent a direct production loss that dwarfs the cost of maintaining a qualified spare. The math is straightforward: one spare unit held at a cost of $X is insurance against a downtime event costing 20–100× that amount. Procurement teams that operate without a qualified spare on the shelf are, in effect, self-insuring against a risk they have not priced.

Maintenance Cost Reduction. The Baratron® capacitance manometer technology in the 727A series is inherently low-maintenance relative to thermal-conductivity gauges (Pirani, thermocouple). Because the measurement principle is gas-species independent, there is no need for gas-specific correction factors, no filament replacement cycle, and no sensitivity drift caused by changes in process chemistry. The Inconel® diaphragm resists attack from halogen-based process gases — HF, Cl₂, NF₃, WF₆ — that would degrade alternative sensor materials within months. This translates to longer mean time between calibration events and lower total labor cost for metrology maintenance over the asset lifecycle.

12-Month Warranty as a Risk Transfer Mechanism. siemensplc.com provides a 12-month warranty on all shipped units. For a procurement officer, this is not merely a commercial term — it is a documented risk transfer that satisfies internal audit requirements and reduces the probability of unbudgeted capital expenditure within the first year of deployment. Combined with the shorter lead time available through our channel versus the OEM factory queue, the effective cost of securing supply through siemensplc.com is lower on a risk-adjusted basis even when the unit price is comparable.

CAPEX vs. OPEX Optimization. Sourcing through a specialist third-party supplier like siemensplc.com allows procurement teams to shift some instrumentation spend from capital budgets (new equipment procurement) to operational budgets (maintenance and repair parts), depending on internal accounting treatment. This flexibility can be valuable in environments where CAPEX approval cycles are long and OPEX spending authority is delegated to plant-level managers. Faster procurement cycles also reduce the working capital tied up in safety stock, because shorter and more reliable lead times allow leaner inventory positions.

Quality & Compliance Assurance

Every unit of the MKS 727A31TGA2FB-EX125D-INGEN2PU0-RTNGEN2PU0 supplied through siemensplc.com is subject to a documented incoming inspection protocol. This includes physical condition verification, connector and interface code confirmation against the purchase order specification, and documentation package review. We do not commingle new and surplus inventory without explicit disclosure; the condition of each unit is stated clearly in the quotation and on the commercial invoice.

Our commitment to 100% genuine product integrity is backed by our supplier qualification process. We source exclusively through traceable industrial supply channels and do not engage with grey-market or counterfeit-risk sources. For regulated industries — pharmaceutical manufacturing, aerospace, defense — we can provide additional traceability documentation upon request, including supplier chain records and inspection reports.

All export transactions are processed in full compliance with Chinese customs regulations through Xiamen Customs, with accurate HS code classification and declared values. We support multi-currency payment settlement including USD, EUR, HKD, and CNY, accommodating the treasury and FX management requirements of multinational procurement organizations. Letters of Credit (LC), Telegraphic Transfer (TT), and other standard trade finance instruments are accepted.

Strategic Sourcing from Xiamen

siemensplc.com operates from Xiamen, Fujian Province — one of China’s most strategically positioned international trade hubs. Xiamen Gaoqi International Airport and Xiamen Port together form a dual-mode logistics gateway with direct freight connections to major industrial centers across Asia, Europe, and North America. For time-sensitive shipments, air freight from Xiamen reaches Singapore in under 4 hours, Frankfurt in approximately 11 hours, and Los Angeles in under 13 hours. Ocean freight services connect Xiamen to over 50 international ports on regular scheduled services.

This geographic positioning is not incidental — it is a deliberate operational advantage. Buyers in Southeast Asia’s rapidly expanding semiconductor and electronics manufacturing corridor (Malaysia, Vietnam, Thailand, Philippines) benefit from short transit times and competitive freight rates. European buyers gain access to a reliable Asia-Pacific sourcing node that complements their existing OEM supply relationships. North American buyers can leverage Xiamen’s logistics infrastructure for cost-effective ocean freight on non-urgent replenishment orders while retaining the option for air freight on production-critical requirements.

Our export compliance team manages all documentation — commercial invoices, packing lists, certificates of origin, and customs declarations — to ensure smooth clearance at destination ports. We have established relationships with bonded freight forwarders and customs brokers in key markets, reducing the administrative burden on our customers’ import teams.

Contact Information

To request a formal quotation, confirm current stock availability, or discuss volume pricing for the MKS 727A31TGA2FB-EX125D-INGEN2PU0-RTNGEN2PU0, please reach our procurement team through any of the following channels:

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