MTL 4544 Instrument Repeater Power Supply – MTL4000 Series

Technical Dossier

Product Details And Specifications

The MTL 4544 is a field-proven instrument repeater power supply from MTL Instruments' MTL4000 series, engineered for intrinsically safe (IS) signal conditioning in hazardous area installations. Across oil & gas platforms, petrochemical refineries, and chemical processing plants, this unit has served as a critical interface between field instruments and control room systems for decades. As the MTL4000 series transitions toward end-of-life, procurement teams managing existing IS infrastructure face a straightforward dilemma: source genuine MTL 4544 units now, or absorb the engineering cost of a full system redesign. DriveKNMS maintains RFQ-reviewed sourcing status of the MTL 4544 to support facilities that cannot justify a platform migration on short notice.

Procurement Specifications

The MTL 4544's compatibility with existing IS certification documentation also removes the compliance re-approval burden that accompanies any like-for-like substitution with a different manufacturer's product. That administrative cost is rarely captured in initial procurement comparisons but is a material line item in regulated industries.

Part Number Verification: MTL's product numbering across the 4000 series includes suffix variants that affect IS certification scope. Our technical team cross-checks the exact part number against the customer's application before confirming supply — preventing costly mis-shipments that create compliance exposure.

Q: How are commercial terms confirmed?
A: Commercial terms are confirmed during RFQ review based on model, quantity, destination, documentation and sourcing route.

Q: Can you support multi-unit or repeat RFQ requests?
A: Yes. Send the model list, target quantity and destination so DRIVEKNMS can review sourcing options and quote the requirement as a project RFQ.

Q: How are RFQ terms confirmed?
A: Quantity, required condition, documentation needs, destination and sourcing route are confirmed during RFQ review before quotation.

Q: How do I confirm the MTL 4544 is compatible with my existing IS system?
A: Provide your existing system documentation or the full part number including any suffix. Our technical team will verify compatibility before confirming the order.