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Mean Well DRA-40-12 Single Output Switching Power Supply 40W 12V - ...
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Description
Description
The DRA-40 is a 40W Mean Well DIN rail power converter with a 40mm profile (input range: 90~264VAC, operating temperature: -30~+70℃).
Key Features
- ✓ 40mm width — DIN rail TS-35 compatible
- ✓ Input voltage range: 90~264VAC
- ✓ DC output voltage adjustable ±10%
- ✓ 3KVAC reinforced I/O isolation
- ✓ Wide operating temperature: -30~+70℃
- ✓ Protections: Overload / Over voltage
- ✓ Safety approvals: UL60950-1, TUV EN60950-1
- ✓ 3 years warranty
Specifications
Specifications
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BrandMean Well
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SeriesDRA Series
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Power Rating40.08 Watt
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Output Voltage12 Volt
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Rated Current3.34 Ampere
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Input Voltage90V~264V
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Standards MetCB,CE,EAC,TUV,UL
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Operating Temperature-30°C~70°C
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Warranty3 Year
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Length10 cm
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Width9 cm
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Height4 cm
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Weight0.3 kg
File Downloads
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Frequently Asked Questions
Can the DRA-40-12 be used in a 12V PLC or industrial automation control panel?
Yes. The DRA-40-12 provides 12V DC at up to 3.34A with 40.08W output, which suits 12V control panel loads that stay within those limits. Its DIN rail format and 100.0 × 90.0 × 40.0 mm size are also appropriate for cabinet mounting.
Is the DRA-40-12 a good fit for building management cabinets with 12V control devices?
It can be used where the building management panel needs a 12V DC supply up to 3.34A. The 40.08W output supports lower-power 12V control electronics in enclosed DIN rail installations. Buyers should make sure the cabinet load does not exceed 12V, 3.34A, or 40.08W.
Can this model be used where the DC output needs to be adjusted for control applications?
Yes. The DRA-40-12 lists output current adjustment from 10% to 100% by 1-10VDC, PWM, or resistance, and it also states that output voltage is adjustable. That makes it suitable for control cabinet applications where adjustable 12V output behavior is required within its 40.08W and 3.34A limits.
Is the DRA-40-12 suitable for control cabinet or enclosure use over a wide temperature range?
Yes. Its operating temperature range is -30°C to +70°C, which supports enclosure use in demanding indoor industrial conditions. The DIN rail format and 100.0 × 90.0 × 40.0 mm dimensions also fit standard control cabinet layouts.
What is the difference between the DRA-40-12 and the other DRA DIN rail models?
The DRA-40-12 is 40.08W at 12V and 3.34A. In the same family, DRA-40-24 is 40.8W at 24V and 1.7A, DRA-60-12 is 60W at 12V and 5A, and DRA-60-24 is 60W at 24V and 2.5A. The differences are output voltage, output current, and total power.
Other DRA-40 Models
1 other model| Model | Power | Voltage | Current | IP Rating | |
|---|---|---|---|---|---|
| Mean Well DRA-40-24 Single Output Switching Power Supply 40W 24V - DIN Rail | 40.8W | 24V | 1.7A | Indoor | View |
