Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
Siemens DTF323R Fusible Safety Switch - Fusible Safety Switches
SiemensFusible Safety Switches

Siemens DTF323R Fusible Safety Switch

The SIEMENS DTF323R is a 100 A, three-phase fusible safety switch rated for 240V AC, housed in galvanized steel for indoor/outdoor use. 3G Electric interprets this demand, sources the genuine OEM part, and supports…

SKU 3G-OTH-25887

Brand
Siemens
Item
DTF323R Fusible Safety Switch
Part Number
DTF323R
Category
Fusible Safety Switches
Available to Order
Also known as:DTF323RSiemens
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Siemens
Manufacturer Part Number
DTF323R
Type
100 A, Three Phase, Galvanized Steel, Indoor/Outdoor
AC
240V

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS DTF323R is a 100 A, three-phase fusible safety switch rated for 240V AC, housed in galvanized steel for indoor/outdoor use. 3G Electric interprets this demand, sources the genuine OEM part, and supports your procurement with specialist expertise across 14 industrial departments — including deep knowledge in electrical controls.

Frequently Asked Questions

What is the SIEMENS DTF323R safety switch used for?

The SIEMENS DTF323R is a fusible safety switch rated for 100 A, three-phase, 240V AC applications. It is designed for indoor/outdoor use in industrial and commercial settings to safely disconnect power for maintenance or emergency shutdown, protecting equipment and personnel.

What are the specifications of the SIEMENS DTF323R safety switch?

The SIEMENS DTF323R is a 100 A, three-phase fusible safety switch with a 240V AC rating. It features a galvanized steel enclosure suitable for indoor/outdoor environments. The manufacturer part number is DTF323R, and it is built for reliable electrical disconnection in industrial power systems.

Where to buy the SIEMENS DTF323R safety switch worldwide?

You can source the SIEMENS DTF323R safety switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive genuine Siemens components for your electrical infrastructure needs.

How to install the SIEMENS DTF323R safety switch?

Install the SIEMENS DTF323R by mounting the galvanized steel enclosure securely and connecting the three-phase 240V AC supply to the line-side terminals. Follow local electrical codes and use proper lockout/tagout procedures. Always consult a qualified electrician for safe installation and compliance.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks
Not sure this is the right part? Photo-identify it

Siemens Products

3G Electric supplies Siemens fusible safety switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from Siemens

View all Siemens parts
Siemens HF363SCH is a 100 A, three-phase, 600V AC fusible safety switch with a 304 stainless steel enclosure for indoor/outdoor use. It is compatible with Crouse-Hinds Arktite plug series and designed for disconnecting electrical power in industrial environments
Siemens
Siemens HF363SCH is a 100 A, three-phase, 600V AC fusible safety switch with a 304 stainless steel enclosure for indoor/outdoor use. It is compatible with Crouse-Hinds Arktite plug series and designed for disconnecting electrical power in industrial environments
The Siemens GF323NRA is a 100 A fusible safety switch rated for 240V AC, supporting single or three-phase operation. Constructed with a galvanized steel enclosure, it is suitable for outdoor use as a disconnecting means in industrial and commercial electrical systems
Siemens
The Siemens GF323NRA is a 100 A fusible safety switch rated for 240V AC, supporting single or three-phase operation. Constructed with a galvanized steel enclosure, it is suitable for outdoor use as a disconnecting means in industrial and commercial electrical systems
The Siemens HF364 is a 200 A, three-phase fusible safety switch rated for 600V AC. It features a galvanized steel enclosure designed for indoor use. This switch is used for power disconnection, overcurrent protection, and equipment isolation in electrical systems
Siemens
The Siemens HF364 is a 200 A, three-phase fusible safety switch rated for 600V AC. It features a galvanized steel enclosure designed for indoor use. This switch is used for power disconnection, overcurrent protection, and equipment isolation in electrical systems
The Siemens HF323NR is a 100 A, three-phase fusible safety switch rated for 240V AC. It features a galvanized steel enclosure suitable for indoor or outdoor use. This switch provides overcurrent protection and a visible disconnect for safe maintenance in industrial applications such as motor and pump control
Siemens
The Siemens HF323NR is a 100 A, three-phase fusible safety switch rated for 240V AC. It features a galvanized steel enclosure suitable for indoor or outdoor use. This switch provides overcurrent protection and a visible disconnect for safe maintenance in industrial applications such as motor and pump control

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first