TDK-Lambda Switching Power Supply, KMS40-9, 9V dc, 4.44A, 40W, 1 Output, 100 → 375 V dc, 90 → 264 V ac
- RS Stock No.:
- 681-1455
- Mfr. Part No.:
- KMS40-9
- Brand:
- TDK-Lambda
Image representative of range
Bulk discount available
Subtotal (1 unit)*
£77.45
(exc. VAT)
£92.94
(inc. VAT)
FREE delivery for orders over £50.00
Temporarily out of stock
- 999,999,999 unit(s) shipping from 05 February 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
---|---|
1 - 4 | £77.45 |
5 - 9 | £75.13 |
10 - 24 | £72.80 |
25 - 49 | £70.48 |
50 + | £68.17 |
*price indicative
- RS Stock No.:
- 681-1455
- Mfr. Part No.:
- KMS40-9
- Brand:
- TDK-Lambda
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
---|---|---|
Brand | TDK-Lambda | |
Output Voltage | 9V dc | |
Output Current | 4.44A | |
Power Rating | 40W | |
Number of Outputs | 1 | |
Input Voltage | 100 → 375 V dc, 90 → 264 V ac | |
Mounting Type | PCB Mount | |
Package Type | Encapsulated | |
Length | 89mm | |
Width | 63.5mm | |
Medical Approved | Yes | |
Depth | 27mm | |
Minimum Temperature | -25°C | |
Weight | 280g | |
Maximum Temperature | +70°C | |
Select all | ||
---|---|---|
Brand TDK-Lambda | ||
Output Voltage 9V dc | ||
Output Current 4.44A | ||
Power Rating 40W | ||
Number of Outputs 1 | ||
Input Voltage 100 → 375 V dc, 90 → 264 V ac | ||
Mounting Type PCB Mount | ||
Package Type Encapsulated | ||
Length 89mm | ||
Width 63.5mm | ||
Medical Approved Yes | ||
Depth 27mm | ||
Minimum Temperature -25°C | ||
Weight 280g | ||
Maximum Temperature +70°C | ||
- COO (Country of Origin):
- TW
TDK-Lambda, 9.9 to 40W, Medical Approved, PCB Mount, Encapsulated, Switch Mode AC-DC Power Supply - KM Series
Medical Safety Certifications (4kVac Input - Output)
Small and lightweight
Over current/voltage/temperature protection
Plastic case UL94V-0 rated
Conducted EMI to EN 55011 (KM15 Class B, KM40 Class A)
Class II (No ground needed)
Small and lightweight
Over current/voltage/temperature protection
Plastic case UL94V-0 rated
Conducted EMI to EN 55011 (KM15 Class B, KM40 Class A)
Class II (No ground needed)
Note
De-rate above 50°C operating temperature.
Standards
UL 60601-1, IEC 60601-1, EN 60950-1
Approvals
UL recognised component

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