Phoenix Contact QUINT-PS/1AC/48DC/10 Ruggedized Power Module for Harsh Environments

Product Overview

Phoenix Contact QUINT-PS/1AC/48DC/10 2866682: Industrial Resilience for Harsh Environments

The Phoenix Contact QUINT-PS/1AC/48DC/10 (Part No. 2866682) is a ruggedized 48 VDC / 10 A single-phase DIN-rail power supply engineered for continuous, uninterrupted operation in the most demanding industrial environments. Designed to withstand extreme temperature fluctuations, high humidity, airborne particulates, mechanical vibration, and intense electromagnetic interference (EMI), this unit delivers stable, conditioned DC power to critical automation infrastructure where failure is not an option.

Built on Phoenix Contact’s proven QUINT Series platform — a benchmark in industrial power conversion — the QUINT-PS/1AC/48DC/10 incorporates active power boost technology capable of delivering up to 125% of rated current for reliable load startup, and SFB (Selective Fuse Breaking) technology that trips downstream fuse protection without nuisance tripping of the supply itself. These features make it the preferred choice for system integrators and plant engineers who demand deterministic, fault-tolerant power delivery across complex control architectures.

Rugged Specifications Table

Comprehensive Protection Solutions

In modern industrial control cabinets, reliable DC power is the foundation upon which every other subsystem depends. The QUINT-PS/1AC/48DC/10 2866682 is routinely deployed alongside Phoenix Contact’s own QUINT-PS/1AC/24DC/20 and QUINT-PS/3AC/24DC/40 to form redundant power rails within the same control enclosure, ensuring that a single supply fault never interrupts production. Its 48 VDC output is particularly well-suited to powering Phoenix Contact TRIO POWER and STEP POWER series modules in distributed I/O panels where lower-voltage rails are derived downstream.

Within the same control cabinet, the QUINT-PS/1AC/48DC/10 works in concert with Phoenix Contact’s PSR safety relay modules and PLC-BSC terminal blocks to deliver clean, stable power to safety-critical circuits. When paired with the QUINT-ORING redundancy module, two QUINT supplies can be combined in a true 1+1 redundant configuration — a standard requirement in oil and gas SCADA panels and water treatment SCADA systems. The unit’s SFB technology also complements downstream Phoenix Contact CB E1 circuit breakers, enabling selective fault isolation without cascading shutdowns across the entire 48 VDC bus.

For communication-intensive architectures, the QUINT-PS/1AC/48DC/10 provides the stable power backbone required by Phoenix Contact FL SWITCH industrial Ethernet switches and FL COMSERVER serial communication gateways, both of which are sensitive to voltage ripple and transient spikes common in heavy industrial environments. Its high EMC immunity rating (EN 61000-6-2) ensures that variable frequency drives (VFDs), servo amplifiers, and high-current motor starters operating in the same panel do not induce noise into the 48 VDC supply rail.

Application in Critical Infrastructure

The QUINT-PS/1AC/48DC/10 2866682 has established a strong track record across the most demanding sectors of critical infrastructure. In upstream oil and gas facilities — wellhead control panels, pipeline SCADA RTUs, and compressor station automation — the unit’s wide operating temperature range (-25 °C to +70 °C) and vibration resistance (IEC 60068-2-6) allow it to function reliably in outdoor enclosures exposed to desert heat, arctic cold, and constant mechanical vibration from rotating equipment.

In underground mining operations, where airborne coal dust, silica particulates, and explosive atmospheres present constant hazards, the QUINT-PS/1AC/48DC/10 is deployed inside IP54 or IP65 rated control enclosures to power conveyor belt PLCs, ventilation control systems, and emergency shutdown (ESD) panels. Its IP20 terminal protection and robust DIN-rail mounting ensure that even in high-vibration environments — such as those generated by continuous miners and longwall shearers — the unit maintains secure electrical connections without intermittent faults.

Power generation and transmission facilities rely on the QUINT-PS/1AC/48DC/10 to supply protection relay panels, bay control units, and substation automation systems where 48 VDC is the standard telecom and protection relay bus voltage. Water and wastewater treatment plants deploy it in pump station control panels and SCADA remote terminal units (RTUs), where the unit’s parallel redundancy capability and DC OK signaling relay allow the SCADA system to monitor supply health in real time and trigger alarms before a fault causes a process upset. In steel mills and aluminum smelters, the supply powers HMI panels, process controllers, and pyrometer interfaces in environments where ambient temperatures routinely exceed 50 °C and electromagnetic interference from arc furnaces and induction heaters is severe.

Security & Quality FAQ

Q1: What does the 12-month warranty cover, and how is it enforced?
Every QUINT-PS/1AC/48DC/10 2866682 unit shipped by TOPNLMS carries a 12-month warranty covering manufacturing defects, component failure under normal operating conditions, and premature output degradation. Prior to dispatch, each unit undergoes a multi-point functional inspection including input/output voltage verification, load regulation testing, and SFB function validation. A test report is available upon request. Warranty claims are processed directly through TOPNLMS with a target response time of 48 hours.

Q2: How do you verify product authenticity and compatibility before shipment?
All units are sourced through verified supply channels and cross-referenced against Phoenix Contact’s official part number database. The 2866682 part number is confirmed against the unit’s nameplate, packaging label, and internal firmware (where applicable). Compatibility with existing Phoenix Contact QUINT, TRIO, and STEP POWER ecosystem components is verified against published Phoenix Contact system documentation. If you require compatibility confirmation for a specific application — such as integration with a Siemens S7-300 or Allen-Bradley ControlLogix system — our technical team can advise prior to purchase.

Q3: What is the typical lead time, and do you maintain safety stock for this model?
The QUINT-PS/1AC/48DC/10 2866682 is maintained as a stocked item at our Xiamen warehouse. Standard orders ship within 1–3 business days via DHL Express, FedEx International Priority, or TNT, with tracking provided at dispatch. For project orders requiring 5 or more units, we recommend contacting our sales team at [email protected] to confirm available inventory and arrange priority allocation. Long-term supply agreements are available for OEM customers and system integrators with recurring demand.

Q4: Can this unit replace an existing QUINT supply in a live production environment?
Yes. The QUINT-PS/1AC/48DC/10 2866682 is a direct form-fit-function replacement for any existing QUINT-PS/1AC/48DC/10 installation. The DIN-rail footprint, terminal layout, and output characteristics are identical to the original Phoenix Contact production specification, allowing hot-swap replacement in most panel configurations without rewiring. For safety-critical applications — such as ESD panels or SIL-rated safety systems — we recommend following your site’s management of change (MOC) procedure and verifying the replacement unit’s output voltage under load before returning the system to service.