HORIBA STEC SEC-E40 Mass Flow Controller
The HORIBA STEC SEC-E40 is a digital mass flow controller (MFC) designed for precise control of gas flow rates in various industrial and research applications. Known for its reliability and high performance, the SEC-E40 features fast response times and high accuracy. It utilizes a proven thermal sensor and PID control algorithm to maintain stable flow under varying conditions. Its compact design and standard electrical/mechanical interfaces allow for easy integration into gas delivery systems for processes such as semiconductor manufacturing, coating, and analytical instrumentation.
Technical Specifications:
- Full Scale Flow Rate (N2 equivalent): 10 SCCM to 50 SLM (Varies by specific model)
- Accuracy: ±1.0% S.P. (>20% F.S.), ±0.2% F.S. (≤20% F.S.)
- Control Range: 2% to 100% F.S.
- Response Time: ≤ 1 second (Typical T98)
- Operating Differential Pressure: 50 to 300 kPa (Typical, varies by flow range)
- Proof Pressure: 1 MPa (Gauge)
- Operating Temperature: 5 to 50 °C
- Input/Output Signal: Analog 0-5 VDC (Standard), 4-20mA (Optional), RS-485 (Optional)
- Wetted Materials: SUS316L Stainless Steel (Standard), Seal material options (e.g., FKM, EPDM, FFKM)
- Fittings: Options include 1/4″ Swagelok-type, 1/4″ VCR-compatible (male/female)
- Power Supply: ±15 VDC or +24 VDC (Depending on model configuration)
- Leak Integrity (External): ≤ 1 x 10^-10 Pa·m³/sec (He)





| Brand | HORIBA STEC |
|---|---|
| Model | SEC-E40 |
GENERAL DELIVERY INFORMATION
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Orders will be processed and shipping during standard working hours (0830 – 1730 BST) Monday to Friday (excluding Bank Holidays)., are processed and despatched on the same business day. If we are experiencing a high volume of orders, shipments may be delayed by 1-2 Days. Please allow additional days in transit for delivery. If there will be a significant delay in shipment of your order, we will contact you via email or telephone.
NTERNATIONAL DELIVERY RATES & ESTIMATES
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DAMAGES
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RETURNS POLICY
Our Return & Refund Policy provides detailed information about options and procedures for returning your order.
