MPN

TRACOPOWER TMR 3WIR DC-DC Converter, 9V dc/ 333mA Output, 43 → 160 V dc Input, 3W, Through Hole, +90°C Max Temp

RS Stock No.:: 151-1980
Mfr. Part No.:: TMR 3-7219WIR
Brand:: TRACOPOWER

TRACOPOWER TMR 3WIR DC-DC Converter, 9V dc/ 333mA Output, 43 → 160 V dc Input, 3W, Through Hole, +90°C Max Temp

Bulk discount available

Subtotal (1 tube of 10 units)*

£237.75

(exc. VAT)

£285.30

(inc. VAT)

FREE delivery for orders over £50.00

Temporarily out of stock

Shipping from 15 January 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Tube(s)	Per Tube	Per unit*
1 - 4	£237.75	£23.775
5 - 9	£230.62	£23.062
10 - 24	£223.49	£22.349
25 - 49	£213.98	£21.398
50 +	£204.47	£20.447

*price indicative

RS Stock No.:: 151-1980
Mfr. Part No.:: TMR 3-7219WIR
Brand:: TRACOPOWER

TRACOPOWER TMR Power Rating 3WIR Series DC-DC Converter, 3W Power Rating, 333mA Output Current - TMR 3-7219WIR

This isolated DC-DC converter is designed for high voltage applications, offering efficient power conversion in a compact SIP 8 package. With a power rating of 3W, it supports an input voltage range of 43 to 160V DC and provides a stable output of 9V DC at 333mA. This robust module operates effectively within a temperature range of -40°C to +90°C, making it suitable for demanding environments.

Features & Benefits

• EN 50155 railway approval ensures reliability in transport applications
• Wide input voltage range facilitates diverse system integration
• Thermal protection maintains performance in extreme conditions
• Integrated short circuit protection enhances safety and durability
• Remote On/Off capability simplifies control in various setups
• 3kV input/output isolation guarantees secure operation

Applications

• Used with railway systems for reliable power supply
• Ideal in automation systems where space is constrained
• Effective in railway communication and control equipment
• Suitable for electrification projects needing high voltage converters
• Utilised in embedded systems requiring compact power solutions

What advantages does this converter offer for space-constrained designs?

The compact SIP 8 package allows for efficient use of limited space, making it ideal for integration into tight environments without compromising performance.

How does this device ensure safe operation in high voltage applications?

With 3kV isolation between input and output, it protects sensitive components from high voltages, ensuring safe operation even under challenging conditions.

What are the implications of the wide input voltage range?

This versatility enables compatibility with various systems and applications, allowing seamless integration without the need for specialised equipment.

How does the thermal performance affect its application range?

The operating temperature range of -40°C to +90°C ensures stable functionality in extreme conditions, extending its usability across diverse environments.

What additional safety features are present in this converter?

Incorporated short circuit protection and current limitation greatly enhance operational safety, preventing potential damage during overload situations.

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	TRACOPOWER
	Output Voltage	9V dc
	Input Voltage Range	43 → 160 V dc
	Power Rating	3W
	Input Voltage Nominal	110 V dc
	Output Current	333mA
	Mounting Type	Through Hole
	Isolated	Yes
	Number of Outputs	1
	Package	SIP 8
	Isolation Voltage	1.6kV dc
	Width	9.2mm
	Depth	11.1mm
	Length	21.8mm
	Railway Approved	Yes
	Series	TMR 3WIR
	Standards Met	cULus Listed, EN 61000-4-2, EN 61000-4-3, EN 61000-4-4, EN 61000-4-5, EN 61000-4-6, EN 61000-4-8, IEC 60950-1, MIL-STD-810F, UL 94 V-0, UL/cUL 60950-1
	Efficiency	81%
	Maximum Temperature	+90°C
	Minimum Temperature	-40°C

	Select all
	Brand TRACOPOWER
	Output Voltage 9V dc
	Input Voltage Range 43 → 160 V dc
	Power Rating 3W
	Input Voltage Nominal 110 V dc
	Output Current 333mA
	Mounting Type Through Hole
	Isolated Yes
	Number of Outputs 1
	Package SIP 8
	Isolation Voltage 1.6kV dc
	Width 9.2mm
	Depth 11.1mm
	Length 21.8mm
	Railway Approved Yes
	Series TMR 3WIR
	Standards Met cULus Listed, EN 61000-4-2, EN 61000-4-3, EN 61000-4-4, EN 61000-4-5, EN 61000-4-6, EN 61000-4-8, IEC 60950-1, MIL-STD-810F, UL 94 V-0, UL/cUL 60950-1
	Efficiency 81%
	Maximum Temperature +90°C
	Minimum Temperature -40°C

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