DSC PTD1640U Step Down Transformer - 40 VA - 120 V AC Input to 16. 5 V AC Output
Business volume discounts
Technical guidance
Preparation & staging
QC · ON · AB · BC
Product Features
Product Overview
The DSC PTD1640U Step Down Transformer is a specialized power conversion device designed for applications requiring a precise voltage reduction from standard North American line voltage to a lower AC output. This transformer delivers a reliable 40 VA power rating, making it suitable for powering low-voltage equipment, control systems, or specialized electronics that operate on 16.5 V AC.
Engineered by Johnson Controls under the DSC brand, this transformer ensures stable power conversion with robust construction for continuous operation in commercial and industrial environments. Its straightforward design focuses on essential electrical performance, providing a dependable solution for voltage matching without unnecessary complexity.
Technical Overview
This step-down transformer accepts a 120 V AC input through a standard 2-prong receptacle, converting it to a regulated 16.5 V AC output delivered via a secure terminal block connection. The 40 VA power rating defines its capacity to handle loads up to that level, ensuring compatibility with devices that require this specific voltage and power range.
The terminal block output allows for flexible wiring to downstream equipment, supporting permanent installations or custom configurations. This design prioritizes electrical safety and reliability, with components selected for consistent performance under typical line conditions.
This section brings together practical product details such as Power Rating, Input Receptacle Type, Output Receptacle Type, Input Voltage, so buyers can judge configuration, deployment fit, and day-to-day suitability with less guesswork.
Key Product Advantages
The DSC PTD1640U offers precise voltage conversion with a focus on reliability and simplicity. Its design eliminates the need for additional voltage regulation in many applications, providing a clean power source for sensitive low-voltage equipment.
These strengths make the product easier to deploy and manage in real environments, especially where reliability, usability, and day-to-day operational continuity matter. Notable benefits include 40 VA Power Rating, 120 V AC Input, 16.5 V AC Output, Terminal Block Connection, 2-Prong Input.
Deployment / Use Cases
This transformer is ideal for scenarios where equipment requires a stable 16.5 V AC supply from a standard 120 V AC source. Common applications include powering control panels, low-voltage lighting systems, specialized industrial sensors, or legacy devices designed for this specific voltage.
In commercial security or building automation installations, it can serve as a dedicated power source for components that operate on 16.5 V AC, ensuring consistent performance without voltage fluctuations. Its terminal block output facilitates integration into wired systems, making it suitable for permanent setups in electrical enclosures or equipment racks.
Industrial Control Systems
Provides reliable 16.5 V AC power to PLCs, relays, or other control devices that require this voltage for operation.
- Stable voltage output
- Terminal block for secure connections
- 40 VA capacity for multiple devices
Low-Voltage Equipment Power
Converts standard outlet power to the required 16.5 V AC for specialized electronics or legacy systems.
- Precise voltage matching
- 2-prong input for easy plug-in
- Suitable for continuous use
Highlights
- 40 VA power rating for reliable load handling
- Converts 120 V AC input to 16.5 V AC output
- 2-prong input receptacle for standard wall outlet connection
- Terminal block output for secure wiring to equipment
- Designed for commercial and industrial applications
- Manufactured by Johnson Controls under the DSC brand
- Suitable for low-voltage control systems and electronics
- Provides stable voltage conversion without complex electronics
Specifications
| Specifications | |
|---|---|
| Manufacturer | Johnson Controls |
| Manufacturer Part Number | PTD1640U |
| Brand Name | DSC |
| Product Name | Step Down Transformer |
| Product Type | Step Down Transformer |
| Technical Information | |
| Power Rating | 40 VA |
| Input Receptacle Type | 2-prong |
| Output Receptacle Type | Terminal Block |
| Power Description | |
| Input Voltage | 120 V AC |
| Output Voltage | 16.5 V AC |
FAQ
What is the power rating of the DSC PTD1640U transformer?
The DSC PTD1640U has a power rating of 40 VA (volt-amperes). This rating indicates the maximum apparent power it can deliver to connected equipment, making it suitable for low to moderate power applications requiring 16.5 V AC output.
What input voltage does this transformer require?
This transformer requires a 120 V AC input, which is the standard line voltage in North American electrical systems. It connects via a 2-prong receptacle, allowing direct plug-in to typical wall outlets.
What output voltage does the DSC PTD1640U provide?
The transformer provides a 16.5 V AC output. This stepped-down voltage is delivered through a terminal block, enabling secure wiring to downstream devices that operate at this specific voltage level.
How is the output connected to equipment?
The output uses a terminal block connection. This allows for permanent or semi-permanent wiring to the powered equipment, providing a secure and reliable electrical connection suitable for installed systems.
What types of applications is this transformer designed for?
It is designed for applications requiring conversion from 120 V AC to 16.5 V AC, such as powering low-voltage control systems, industrial sensors, specialized electronics, or legacy equipment that operates on 16.5 V AC.
Who manufactures the DSC PTD1640U transformer?
The DSC PTD1640U is manufactured by Johnson Controls under the DSC brand. DSC is known for security and building automation products, and this transformer is part of their power supply offerings for such systems.
| Qty | Price | Available |
|---|
