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Block PCB Transformer 8 V AC 2 Output Through-Hole, 4.5 VA, Model PT 4.5/2/8
Specifications
| Country of Origin | Germany |
|---|---|
| Brand | Block |
| Efficiency | 65% |
| Length | 44mm |
| Model | PT 4.5/2/8 |
| Depth | 37mm |
| Gross Weight | 190g |
| Width | 33mm |
| Mount Type | Through Hole |
| Maximum Operating Temperature | 40°C |
| Number of outputs | 2 |
| Compliance | 100% electrical and flash tested |
| Winding Type | Dual Secondary, Single Primary |
| Standards/Approvals | UL, VDE |
| Primary Voltage | 230 V ac |
| Secondary Voltage | 8 V ac |
| Minimum Operating Frequency | 50Hz |
| Maximum Operating Frequency | 60Hz |
| Inter-winding Capacitance | Low |
| Radiated Noise | Low |
Key Features
- Designed for reliable PCB power applications with dual 8 V AC outputs.
- Vacuum epoxy resin moulded construction provides enhanced insulation and durability.
- Offers a power rating of 4.5 VA with a 230 V AC primary voltage and through-hole mounting type.
- Dual secondary windings allow for flexible configuration in series or parallel as required.
- Efficiency rated at 65% and supports an operating frequency range of 50 to 60 Hz.
- Compact form factor with dimensions of 44 mm (length) x 33 mm (width) x 37 mm (depth).
- Short circuit protected by an internal PTC device for added safety.
Product Description
The Block PT 4.5/2/8 PCB transformer is an industrial-grade solution designed for powering electronics requiring dual 8 V AC outputs from a 230 V AC input. With a robust moulded construction and a 4.5 VA power rating, this transformer is suitable for demanding PCB power distribution tasks in a range of applications.
This model features dual secondary windings and a single primary, enabling either series or parallel output connection to suit your circuit requirements. Its compact build, measuring 44 mm by 33 mm by 37 mm, allows for easy integration on densely populated PCBs. Vacuum epoxy resin moulding to UL94-V0 standards ensures superior electrical insulation and flame resistance, while the glass fibre reinforced polyamide bobbin offers enhanced mechanical stability.
Efficiency is rated at 65%, ensuring reliable performance with low temperature rise for sustained operation. The transformer is also protected by an internal PTC device to safeguard against overcurrent and short circuits, making it a safe choice in sensitive or continuous-use environments. It features a through-hole mounting style for secure and stable board installation and supports an operating frequency range from 50 Hz to 60 Hz.
With high electrical and flash test compliance, this transformer keeps inter-winding capacitance low and radiated noise minimized. It meets UL and VDE safety and performance standards and is built in Germany, ensuring consistent quality. Suitable for use in power supply modules, control equipment, industrial automation, instrumentation panels, and a variety of electronic systems where reliable low-voltage AC is needed.
Key features include dual output capability, high insulation, short circuit protection, and flexibility for customized PCB designs. Its compact size and robust build make it ideal for industrial, laboratory, automation, and commercial electronics where print transformer solutions are essential.
Explore more PCB Transformers from Block and discover versatile options in the Transformers & Transformer Parts category on EnvMart.
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Frequently Asked Questions
The Block PT 4.5/2/8 transformer has a power rating of 4.5 VA.
This model provides dual outputs of 8 V AC each.
The primary voltage requirement for this transformer is 230 V AC.
The efficiency of the PT 4.5/2/8 is rated at 65%.
The maximum operating temperature for this transformer is 40°C.
The dimensions of this transformer are 44 mm in length, 33 mm in width, and 37 mm in depth.
This transformer uses a through-hole mounting type for installation.
The PT 4.5/2/8 complies with UL and VDE safety and performance standards.
It features a dual secondary and single primary winding configuration.
The operating frequency range for this transformer is from 50 Hz to 60 Hz.
Short circuit protection is provided by an internal PTC device.
The Block PT 4.5/2/8 is manufactured in Germany.
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