DURACOMM RMF-4012 Rack Mount Supply 40A/12V

( Brand: Duracomm ), ( Part Type: Rack Mount Supply ), ( Manufacturer Part Number: RMF-4012 )

Review DURACOMM Rack Mount Supply 40a/12v

The Duracomm RMF-4012 is a high-performance, rack mount power supply designed to deliver 40 Amps at 12 Volts to power your critical systems and devices. This reliable power supply is ideal for various applications, ranging from telecommunications and data centers to industrial automation and electrical systems.

The RMF-4012 is designed with a robust and efficient Class II 480W transformer, ensuring a stable and consistent output while minimizing power loss and heat generation. The power supply converts the AC input into clean 12V DC power through an advanced rectifier bridge and voltage regulator circuit. The regulation circuitry incorporates advanced protection features such as over-voltage, under-voltage, short-circuit, and voltage surges protection, helping to ensure the longevity and reliability of the connected equipment.

With a maximum efficiency of up to 88%, the Duracomm RMF-4012 offers a cost-effective and energy-efficient solution for powering your applications. Its rugged, heavy-duty design features a 1U (1.75 inches) high, full rack mount size, allowing it to easily integrate into standard 19-inch racks and rack mounting systems. Additionally, the power supply includes a convenient front panel with LED indicators for power good, over-temperature, over-voltage, under-voltage, and critical fault conditions, offering users clear visual cues on the power supply's operating status.

The RMF-4012 features a flexible input voltage range, accepting both 100-240V AC single-phase inputs, and includes a built-in universal AC input switch that is automatically sensing and locking the user's choice of input voltage. Furthermore, a universal voltage selector switch allows the user to configure the power supply for their specific location's electrical requirements.

The optional accessory kit includes a set of adjustable feet and a top panel hole cover plate, making it easy to install and integrate the power supply into your system. With its rugged construction, advanced features, superior efficiency, and versatile input options, the Duracomm RMF-4012 is a dependable and cost-effective solution for powering your essential applications and systems.

Duracomm RMF-4012 Rack Mount Power Supply (40A/12V) - A Detailed Analysis

The Duracomm RMF-4012 is a 40A/12V rack mount power supply, designed for industrial and data center applications. In this analysis, we will delve into the key features, pros, cons, and a concluding recommendation.

1. Output voltage: 12 volts DC

2. Maximum Output Current: 40 Amps

3. Efficiency: 90% at 1/4 load

4. Input voltage range: 85-264 volts AC, 47-63 Hz

5. 15 U/1 Rackmount design

6. Front panel with LED status indicators

7. Short circuit, overcurrent, and over temperature protection

1. High power capacity: The Duracomm RMF-4012 offers a considerable power output, making it ideal for powering multiple devices or servers in a compact 15U space.

2. Versatile input voltage range: The wide input voltage range (85-264V AC) ensures compatibility with various power grid configurations, making it relevant for diverse use cases.

3. Efficient design: An efficiency of 90% at 1/4 load keeps operational costs low and minimizes heat generation.

4. Protection features: Overcurrent, over-temperature, and short circuit protection safeguards the device from potential damage.

5. Convenient front panel with LED indicators: Easily monitor power status and diagnose potential issues.

1. Relatively heavyweight: At approximately 18.5 lbs (8.4 kg), this power supply might require additional support for proper installation and rack mounting.

2. Noisy fan: Some users report noticeable fan noise, which may be an inconvenience in quiet environments.

3. IEC C13 input connector: While common, it may not be the preferred connector type for certain installations (e.g., C20 or C19).

The Duracomm RMF-4012 provides a robust and reliable solution for powering high-demand 12V systems in server rooms or industrial applications. Its extensive features include a high power capacity, versatile input voltage range, efficient design, protection functions, and convenient front panel. While it is relatively heavy and may have noisy fan operation, the power supply's advantages outweigh the cons.

Based on the given information, the Duracomm RMF-4012 can be a valuable investment for individuals and organizations in need of a powerful and efficient 12V rack mount power supply. It offers solid performance, protection features, and energy efficiency, making it an excellent choice for industrial applications and data center use cases. However, screening potential alternative options and considering specific requirements (such as rack configuration, connector preferences, and noise sensitivity) before making a final decision is strongly recommended.

Details:

Manufacturer DuraComm. Image is an illustration, may not reflect the exact product sold. The DuraComm rack mount power supply is only 2 units 3.5 in high and fits in 19 racks. This power rectifier uses a 90 264 VAC input to produce 12 VDC output.

DuraComm - RMF-4012 Rack Mount Supply, 40A/12V: 496.16: The rack mount power supply converts AC to DC. The 40A continuous power supply features factor correction and short circuit, overload, over voltage , temperature protection.

part #: rmf4012 prices

• $34.00-$64.99

specifications strialpower:

• brand: Duracomm
• part type: Rack Mount Supply
• manufacturer part number: RMF-4012

offer strialpower:

• availability: In Stock
• options: Ship-to-home
• quantity: 7
• started: February 2, 2025
• sold: 0

seller strialpower:

• city: USA
• rating: 95.0%
• # reviews: 36

payments strialpower:

• credit card: Visa
• wallet: Paypal
• other

returns strialpower:

• policy: No Returns

general strialpower:

• condition: New
• Electrical Equipment Supplies > Power Supplies > Switching Mode Power Supplies

shipping strialpower:

• service: Standard, Expedited, Overnight
• class: Standard, Expedited, One-day
• cost: $28.00
• transit: 4-10 Days
• type: Fixed

Duracomm RMF-4012 Is Similar To:

• Duracomm Lpb-12 desk Top Power Supply 110v Used Working (54.4% similar) Duracomm - LOB-12 desk top power supply w/internal battery 110V used...(August 8th, 2024)
• Power Source Tps-45 Duracomm Supply 45 Amps 12.vdc (42.1% similar) Not tested selling as it is for parts. Don't know if it works...(October 8th, 2024)
• Duracomm Rmsl-5012 Rack Supply 50a 12vdc (82.8% similar) Manufacturer Duracomm, mfr part RMS-5012, weight 7.00 UPC Duracomm - RMS-5012 rack supply, 50A/12VDC: 431.20: Duracomm 19 in 2 u rack mount 12 CDC 50 a ac dc power supply. Image is an illustration, may not reflect the exact product sold...(December 25th, 2024)
• Duracomm Psbc-160048nfp Power Supply Rackmount Public Safety Battery (41.7% similar) Duracomm - HSBC-160048NFP power supply, rack mount, public safety, battery charger, 48V, 2U: 1772.96: 48 volts , 1u rack mount, 1600 watts , charger with Napa alarms. Image is an illustration, may not reflect the exact product sold.: manufacturer Duracomm, mfr part HSBC-160048NFP...(December 25th, 2024)
• Duracomm Lpx-18bc Lp Series Desktop Power Supply With Battery Charging (42.7% similar) Image is an illustration, may not reflect the exact product sold. Duracomm - LOX-18BC LP series desktop power supply with battery charging function, input 115 or 230VAC, output: 179.95: 13.8VDC, 13.5A 15A no battery: switching charging/low voltage disconnect Duracomm power supply is ul listed...(December 26th, 2024)
• Duracomm Lpx-10 Low Profile Power Supply 13.8 Vdc 8.7a (44.4% similar) Came from a working environment. Powers on, but no further testing was performed...(March 22nd, 2025)
• Duracom Xcd-01 Duracomm Rm-5012m Dc Power Supply 13.8v 50a 19 Inch Rackmount (49.6% similar) With a nominal voltage rating of 120V ac and an output 13.8V dc, this power supply can provide up to 50A continuous. With the trusted duracom brand name, this power supply offers stability and dependability in various applications. Its enclosed construction ensures durability and protection...(January 23rd, 2026)
• Duracomm P-600-13.8 Ken-401 Dc Power Supply 13.8v Ksgps20400 Rack Mount (43.1% similar) Against any malfunctions or internal defects. With the trusted Duracomm brand name, this power supply is a dependable solution for providing constant and consistent to your electrical devices. Designed for indoor installation, this rack mount power supply by Duracomm ensures stability and...(February 5th, 2026)
• Duracomm Lpx-25 Lpx Series Desktop Power Supply Input 90-264vac Or (47.8% similar) The improved efficiency meets doe level vi green energy standards.: manufacturer Duracomm, mfr part LOX-25, weight 5.00 UPC. Image is an illustration, may not reflect the exact product sold...(February 28th, 2026)
• Cable Assemblies Now Cpx-14x Comparable To Duracomm Desk Top Lpx-14 Switching Power Supply 30 Amp (30.8% similar) UPC: built-in media: radio hood. Auto ranging and builtin active power factor correction PFC for efficient, loonies performance enhanced electronic filtering noise shielding ensure clean dc output sensitive RF equipment. Adjustable dc output voltage , typically set at 13.8 v by default, but...(April 3rd, 2026)
• Duracomm Rmf-1048 Nob 48vdc 10 Amps Out Power Supply.sku216120 (50.5% similar) Please see the item photos. Tested for key functions, R2/READY resale. See the pictures for more details. The item may exhibit cosmetic defects, including scuffs, marks, minor scratches or other defects. The item is marked with Duracomm part number: RMF-1048. This item passed all key...(May 13th, 2026)