MEAN WELL DC-DC Converter, 24V dc/ 21A Output, 72 → 144 V dc Input, 500W, Chassis Mount, +60°C Max Temp -20°C
- RS Stock No.:
- 678-3669
- Distrelec Article No.:
- 169-26-280
- Mfr. Part No.:
- SD-500H-24
- Brand:
- MEAN WELL
Bulk discount available
Subtotal (1 unit)*
£184.50
(exc. VAT)
£221.40
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 5 unit(s) ready to ship
- Plus 12 unit(s) shipping from 12 January 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 - 4 | £184.50 |
| 5 - 9 | £179.88 |
| 10 - 24 | £175.28 |
| 25 - 49 | £170.66 |
| 50 + | £156.82 |
*price indicative
- RS Stock No.:
- 678-3669
- Distrelec Article No.:
- 169-26-280
- Mfr. Part No.:
- SD-500H-24
- Brand:
- MEAN WELL
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | MEAN WELL | |
| Output Voltage | 24V dc | |
| Input Voltage Range | 72 → 144 V dc | |
| Power Rating | 500W | |
| Input Voltage Nominal | 96 V dc | |
| Output Current | 21A | |
| Mounting Type | Chassis Mount | |
| Isolated | Yes | |
| Number of Outputs | 1 | |
| Output Voltage Adjustment Range | 23 → 30V | |
| Isolation Voltage | 2kV ac | |
| Length | 215mm | |
| Width | 115mm | |
| Depth | 50mm | |
| Load Regulation | ±0.5% | |
| Standards Met | 3, 4, 5, 6, 8, EN 55022 (CISPR22) Class B, EN 61000-4-2, ENV 50204, Heavy Industry Level Criteria A | |
| Minimum Temperature | -20°C | |
| Efficiency | 89% | |
| Maximum Temperature | +60°C | |
Select all | ||
|---|---|---|
Brand MEAN WELL | ||
Output Voltage 24V dc | ||
Input Voltage Range 72 → 144 V dc | ||
Power Rating 500W | ||
Input Voltage Nominal 96 V dc | ||
Output Current 21A | ||
Mounting Type Chassis Mount | ||
Isolated Yes | ||
Number of Outputs 1 | ||
Output Voltage Adjustment Range 23 → 30V | ||
Isolation Voltage 2kV ac | ||
Length 215mm | ||
Width 115mm | ||
Depth 50mm | ||
Load Regulation ±0.5% | ||
Standards Met 3, 4, 5, 6, 8, EN 55022 (CISPR22) Class B, EN 61000-4-2, ENV 50204, Heavy Industry Level Criteria A | ||
Minimum Temperature -20°C | ||
Efficiency 89% | ||
Maximum Temperature +60°C | ||
SD- 500 Series Single Output Enclosed Regulated Isolated DC-DC Converter
High reliability
Ultra-wide 4:1 input voltage range
Regulated outputs
Easy installation - screw terminals
Adjustable output voltage
EMC meets EN 55022 Class B
Forced air cooling by built-in fan
Remote ON/OFF control
Remote sense
LED power-on indicator
Short circuit, over-load, over-voltage and over-temperature protection
2kV input / output isolation
Ultra-wide 4:1 input voltage range
Regulated outputs
Easy installation - screw terminals
Adjustable output voltage
EMC meets EN 55022 Class B
Forced air cooling by built-in fan
Remote ON/OFF control
Remote sense
LED power-on indicator
Short circuit, over-load, over-voltage and over-temperature protection
2kV input / output isolation
Note
De-rating above 50°C (stk no. 491-267 de-rates above 45°C).
MTBF to MIL-HDBK-217F (25°C).
MTBF to MIL-HDBK-217F (25°C).
Standards
IEC 60950-1
Approvals
CB, TUV
Related links
- MEAN WELL DC-DC Converter 72 → 144 V dc Input Chassis Mount, +60°C Max Temp -20°C
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- MEAN WELL DC-DC Converter 19 → 72 V dc Input Rack Mount, +60°C Max Temp -20°C Min
- MEAN WELL DC-DC Converter 72 → 144 V dc Input Chassis Mount, +60°C Max Temp -20°C
- MEAN WELL DC-DC Converter 72 → 144 V dc Input Chassis Mount, +60°C Max Temp -20°C
- MEAN WELL DC-DC Converter 72 → 144 V dc Input Rack Mount, +60°C Max Temp -20°C Min
- MEAN WELL DC-DC Converter 72 → 144 V dc Input Chassis Mount, +60°C Max Temp -20°C