D1640 - Electrical Transformer BOSCH - Free user manual and instructions

Product Type	Transformer Plug-in
Model	D1640
Brand	Bosch
Input Voltage	120 VAC, 50 Hz
Input Current	3.48 A
Output Voltage	16.5 VAC
Output Power	40 VA
Dimensions (W x H x D)	81 mm x 70 mm x 56 mm (3.2 in x 2.8 in x 2.2 in)
Color	White
Certifications	UL 864 (9th edition), CSFM
Application	Suitable for UL approved fire alarm control units and security systems
Country of Origin	China
Operating Temperature	0°C to 40°C (32°F to 104°F)
Storage Temperature	-20°C to 60°C (-4°F to 140°F)
Humidity	5% to 95% non-condensing
Maintenance	No user-serviceable parts; keep dry and clean
Safety Instructions	Disconnect from AC power before servicing; use only with compatible equipment
Compliance	UL listed for control unit accessories

Frequently Asked Questions - D1640 BOSCH

What is the output voltage of the Bosch D1640?

The output voltage is 16.5 VAC with a power rating of 40 VA.

What are the input requirements for the D1640?

The input is 120 VAC at 50 Hz, drawing 3.48 A.

Is the D1640 transformer compatible with Bosch security panels?

Yes, it is designed for use with approved UL applications, including Bosch security and fire alarm systems.

What certifications does the D1640 have?

It is UL 864 (9th edition) listed and approved by the California State Fire Marshal (CSFM).

What are the dimensions of the D1640?

The dimensions are 81 mm x 70 mm x 56 mm (3.2 in x 2.8 in x 2.2 in).

What color is the D1640 transformer?

The transformer is white.

Can I use the D1640 with non-Bosch equipment?

It is intended for use with UL listed control units. Ensure compatibility with your device's power requirements.

Does the D1640 come with a power cord?

The unit is a plug-in transformer; typically it includes a built-in AC plug for direct outlet connection. No separate cord is included.

What is the operating temperature range?

The recommended operating temperature is 0°C to 40°C (32°F to 104°F).

Where is the D1640 manufactured?

It is manufactured in China.

USER MANUAL D1640 BOSCH

D1640 Transformer plug-in, 16V 40VA

www.boschsecurity.com

BOSCH

Invented for life

Certifications and approvals

Region Regulatory compliance/quality marks
USA UL UOXX: Control Unit Accessories, System(UL864, 9th edition)
	CSFM California State Fire Marshal (see our website)

Parts included

Quantity	Component
1 Transformer

▶ System transformer rated at 16.5 VAC, 40 VA
- Suitable for use on approved UL applications in the USA

Technical specifications

Rating 16.5 VAC, 40 VA

Dimensions 3.2 in x 2.8 in x 2.2 in(81 mm x 70 mm x 56 mm)

Color White

Ordering information

D1640 Transformer plug-in, 16V 40VASystem transformer rated at 16.5 VAC, 40 VA.Order number D1640