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The FC-PSU-UNI4825U is an industrial-grade power supply unit designed to provide a stable 48 V DC output at 25 A for high-power applications. It belongs to the Honeywell Universal Input Power Supply series and is tailored for critical environments where performance, reliability, and safety are paramount.
With a wide AC input range (110–240 V), high efficiency (>85%), multiple protection features, and compliance with international safety standards, this unit is ideal for control systems, industrial automation, and redundant power configurations. Its robust design ensures continuous power delivery even under harsh operating conditions.
| Parameter | Details |
|---|---|
| Model | FC-PSU-UNI4825U |
| Brand | Honeywell |
| Product Type | Universal Input Power Supply |
| Output Voltage | 48 V DC |
| Output Current | 25 A (at -5°C to +50°C) |
| Output Power | Up to 1,200 W |
| Input Voltage Range | 110–240 V AC (Operational range: 93–253 V AC) |
| Input Frequency | 47–63 Hz |
| Input Current | <16 A at 110 V / <7.5 A at 230 V AC |
| Inrush Current | <15 A |
| Efficiency | >85% at 220 V AC / >80% at 110 V AC |
| Hold-up Time | ~100 ms at full load |
| Ripple & Noise | <75 mVpp |
| Protection Features | Overvoltage, short-circuit, overload, undervoltage alarm |
| Operating Temperature | -5°C to +70°C |
| Storage Temperature | -25°C to +85°C |
| Humidity Range | 5–95% RH (non-condensing) |
| Isolation Voltage | Input-Output: 3750 Vrms Input-Chassis: 2500 Vrms Output-Chassis: 1500 VDC |
| Output Connector | Phoenix PCV4/3-G-7.62 with locking screw |
| Input Connector | IEC 60320 C20 plug with latch (16 A) |
| Alarm Connector | Phoenix 3-pin MC 1.5/3-G-3.81 terminal block |
| Dimensions (W × H × D) | 420.5 × 140 × 90 mm |
| Weight | 5.7 kg (approx.) |
| Certifications | UL508, CSA, TUV, CE |
Industrial automation systems requiring robust 48 V DC supply
Process control environments and distributed I/O systems
Communication and network devices requiring high-voltage DC input
Redundant power systems using parallel configurations
Safety system infrastructures with undervoltage/overvoltage alerting
Critical load distribution panels where reliability is non-negotiable
High current delivery: 25 A at 48 V for heavy-duty loads
Wide input tolerance: Operates stably from 110 to 240 V AC
Redundancy-ready: Includes output diode for parallel or backup use
Efficient design: Low standby consumption and high efficiency save energy
Multiple protections: Ensures safe operation and equipment longevity
Industrial-grade build: Suitable for high humidity and wide temperature range
Compliance-ready: Meets CE, TUV, UL, and CSA safety requirements
Brand: Honeywell
Series: FC-PSU Universal Input Power Supply
System Role: Industrial-grade power delivery module with redundancy and wide input capability
Compatibility: Ideal for integration with Honeywell safety, control, and automation platforms
| Model | Output Voltage | Output Current | Max Power | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| FC-PSU-UNI4825U | 48 V DC | 25 A | 1,200 W | 420.5 × 140 × 90 | 5.7 |
| FC-PSU-UNI2450U | 24–28 V DC | 48–43 A | 1,200 W | 420.5 × 140 × 90 | 5.7 |
| FC-PSU-UNI2412 | 24 V DC | 12 A | 300 W | 250 × 120 × 80 | 3.2 |
| FC-PSU-FLTR2450 | Filter Module | N/A | N/A | 180 × 100 × 60 | 2.5 |
| FC-PSU-2450U | 24 V DC | 50 A | 1,200 W | 420.5 × 140 × 90 | 5.8 |
| Model | Output Voltage | Current / Power | Application Area | Size & Weight |
|---|---|---|---|---|
| FC-PSU-UNI4825U | 48 V DC | 25 A / 1,200 W | High-power industrial | 420.5×140×90 mm / 5.7 kg |
| FC-PDB-IOX05 | 5 V DC | Signal-level use | I/O distribution board | Compact / ~1.2 kg |
| FC-PSU-UNI2450U | 25/28 V DC | 43–48 A | Medium-voltage devices | 420.5×140×90 mm / 5.7 kg |
| FC-IOTA-NR24 | 24 V DC | Terminal module | Redundant I/O system | Medium / ~2.8 kg |
| FC-IOCHAS-0003R | Multi I/O | Controller base | I/O base chassis | Large / ~3.5 kg |
Q1: What is the output capacity of the FC-PSU-UNI4825U?
A1: It delivers 48 V DC at up to 25 A, allowing a total output of approximately 1,200 W.
Q2: Can this PSU be used in redundant power configurations?
A2: Yes, it features a built-in output diode for parallel or redundant applications.
Q3: What kind of protection features are included?
A3: It includes overvoltage protection, overload protection, short-circuit protection, and an undervoltage alarm.
Q4: How efficient is the unit during operation?
A4: It achieves over 85% efficiency at 220–240 V AC input and over 80% at 110–120 V AC.
Q5: Is this power supply certified for international safety standards?
A5: Yes, it complies with UL508, CSA, TUV, and CE standards.
Q6: What type of environments can it operate in?
A6: It operates between -5°C to +70°C and supports humidity up to 95% non-condensing.
Q7: What is the hold-up time under full load?
A7: The unit provides approximately 100 ms of hold-up time at full load.
Q8: What are the mechanical connection types?
A8: It uses IEC 60320 C20 for AC input and Phoenix PCV4/3-G-7.62 terminals for DC output and alarms.
Q9: Can I mount it in a cabinet with other modules?
A9: Yes, it’s designed for rack or cabinet mounting and is dimensioned accordingly.
Q10: How heavy is the FC-PSU-UNI4825U and will it require special mounting?
A10: It weighs about 5.7 kg, so make sure the mounting structure supports the weight and ventilation is adequate.
Authenticity guarantee
All product specifications are original and authentic imported products. We have an annual sales volume of 300 million yuan, and we only produce original and authentic products. All customers who cooperate with us directly online can enjoy low discounts.
Free warehouse
We have a complete range of product models, 80% of conventional models are in stock, and we have established channels in Asia, Africa, North America, South America, and Europe, effectively shortening the order processing time and satisfying customers in a timely manner.
Technical Team
Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
Thoughtful after-sales service
24-hour after-sales service guarantee team, professional and standardized management service system.