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Bosch Security D273TH

Four-Wire Smoke/Heat Sensor
Four-wire smoke detector with a 135°F (57°C) heat sensor.

Manufacturer Part #: D273TH

Bosch Security D273TH

Four-Wire Smoke/Heat Sensor
Four-wire smoke detector with a 135°F (57°C) heat sensor.

Availability: Please Call for Availability
Condition: New
Brand: Bosch Security
Status: Discontinued
SKU: 50230
Manufacturer Part #: D273TH

Description

The D273 Family includes the following detector models:
Model Description
D273 Four-wire
D273IS¹ Four-wire with an isolated 135°F (57°C) heat sensor and sounder
D273TH Four-wire with 135°F (57°C) heat sensor
D273THC Four-wire with 135°F (57°C) heat sensor and auxiliary relay
D273THCS¹ Four-wire with 135°F (57°C) heat sensor, auxiliary relay, and sounder
D273THE Four-wire with 135°F (57°C) heat sensor and EOL relay
D273THR² Four-wire with 135°F (57°C) heat sensor and trouble relay
D273THS¹ Four-wire with 135°F (57°C) heat sensor and sounder
D273THES¹ Four-wire with 135°F (57°C) heat sensor, sounder, and EOL relay
¹   Sounders produce 85 dB at 10 ft (3 m) ²   The trouble relay indicates both Dirty Smoke Chamber and/or Power Loss conditions Each of the detector models is UL Listed and works with commercial fire protective signaling and household fire warning systems. Each model detects smoke particles produced during wood, paper, and fabric combustion.

Documents

Description

The D273 Family includes the following detector models:

Model Description
D273 Four-wire
D273IS¹ Four-wire with an isolated 135°F (57°C) heat sensor and sounder
D273TH Four-wire with 135°F (57°C) heat sensor
D273THC Four-wire with 135°F (57°C) heat sensor and auxiliary relay
D273THCS¹ Four-wire with 135°F (57°C) heat sensor, auxiliary relay, and sounder
D273THE Four-wire with 135°F (57°C) heat sensor and EOL relay
D273THR² Four-wire with 135°F (57°C) heat sensor and trouble relay
D273THS¹ Four-wire with 135°F (57°C) heat sensor and sounder
D273THES¹ Four-wire with 135°F (57°C) heat sensor, sounder, and EOL relay

¹   Sounders produce 85 dB at 10 ft (3 m)
²   The trouble relay indicates both Dirty Smoke Chamber and/or Power Loss conditions

Each of the detector models is UL Listed and works with commercial fire protective signaling and household fire warning systems. Each model detects smoke particles produced during wood, paper, and fabric combustion.

Additional information

Weight 0.2 lbs
Construction

ABS

Material Qualities

Fire Retardant, High Impact Resistance

Detection Method

Fixed Temperature, Photoelectric

Thermal Rating

135°F

Series

Condition

New

Brand

Production Status

Discontinued

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Attributes

Weight 0.2 lbs
Construction

ABS

Material Qualities

Fire Retardant, High Impact Resistance

Detection Method

Fixed Temperature, Photoelectric

Thermal Rating

135°F

Series

Condition

New

Brand

Production Status

Discontinued

Product Features

  • 12 VDC or 24VDC input
  • Designed for commercial or residential use
  • Four-wire application
  • Light-emitting diodes (LEDs) indicate the status of the chamber, power, and alarm
  • Removable terminal block to simplify wiring connections

What's Included

Shipping Details

Pricing & Lead Times are based on details provided directly by the manufacturer, our network of distributors and based on historical lead times on any given product. This is the most up-to-date information we have currently. All orders are subject to 1 – 5 days of processing as the units must go through our product verification process at our main Shipping Hub in New York prior to being shipped out to you. Depending on your circumstances, we can expedite this processing time for additional costs, but orders cannot be expedited unless they are currently in stock. PLEASE NOTE: Any and all pricing and availability are subject to change without notice being given to the client.

Return Details

Equipment must be returned within (30) days of the date it was shipped, or made ready for pickup. In order to initiate a return, you must contact our sales team via email at [email protected] to receive an RMA # if it meets all criteria. Products returned after (30) days from our shipment date will be refused. After RMA acceptance, any parts that are returned to FireAlarm.com are subject to a minimum 25% restocking fee. New parts must be returned with original packaging, in un-opened, and uninstalled condition. If not, these parts may be subject to increased restocking fees or refusal. Depending on the circumstances of your order, and if you are a long-time customer of FireAlarm.com, other arrangements can be made. See our complete return policy for more information at: https://firealarm.com/faq/

Testimonials

Rick A.
Dallas, TXI
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"Great service. I received help with exactly what I needed and I received it all in a timely manner."
Charles O.
New Brunswick, NJ
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"I had a big engineering/logistics issue that William over at FireAlarm.com helped me with. I don’t know what I would’ve done without their help!"
Jason G.
Los Angeles, CA
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"The fastest delivery I’ve seen. Needed overnight emergency parts and I got just that."
Julia S.
Tampa, FL
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"Needed last-minute maintenance done on my building’s system, and FireAlarm.com exceeded my expectations with how quickly it was done."

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Pricing & Availability Details

Pricing & Lead Times are based on details provided directly by the manufacturer, our network of distributors and based on historical lead times on any given product. This is the most up-to-date information we have currently. All orders are subject to 1 – 5 days of processing as the units must go through our product verification process at our main Shipping Hub in New York prior to being shipped out to you. Depending on your circumstances, we can expedite this processing time for additional costs, but orders cannot be expedited unless they are currently in stock. PLEASE NOTE: Any and all pricing and availability are subject to change without notice being given to the client.

Payment Details

You may remit payment via a US-Based Credit Card (CC Authorization Form), Wire Transfer (w/ $30 or $50 fee added to invoice), via PayPal (Or PayPal Pay Later), via Apple or Google Pay, or by mailing us a check. You can also call in with your credit card information at any time: 888-497-0290.

Return & Cancellation Details

Equipment must be returned within (30) days of the date it was shipped, or made ready for pickup. In order to initiate a return, you must contact our sales team via email at [email protected] to receive an RMA # if it meets all criteria. Products returned after (30) days from our shipment date will be refused. After RMA acceptance, any parts that are returned to FireAlarm.com are subject to a minimum 25% restocking fee. New parts must be returned with original packaging, in un-opened, and uninstalled condition. If not, these parts may be subject to increased restocking fees or refusal. Depending on the circumstances of your order, and if you are a long-time customer of FireAlarm.com, other arrangements can be made. See our complete return policy for more information at: https://firealarm.com/faq/