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

SIEMENS Manual Motor Control: 20 Trip Class, SMFH18 - Electrical
SiemensElectrical

SIEMENS Manual Motor Control: 20 Trip Class, SMFH18

Siemens Electrical.

SKU 3G-OTH-44663

Also listed as: SMFH 18 · SMFH-18

Brand
Siemens
Item
Manual Motor Control: 20 Trip Class, SMFH18
Category
Electrical
UNSPSC
39121029 — Isolation transformer
Available to Order
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
SMFH18

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

Siemens Electrical.

Frequently Asked Questions

What is the Siemens SMFH18 manual motor controller used for?

The Siemens SMFH18 is a manual motor controller used for switching and protecting motors in industrial applications. It provides overload and short-circuit protection, making it suitable for conveyors, pumps, and fans across manufacturing and process industries.

What are the specifications of the Siemens SMFH18?

The Siemens SMFH18 is a manual motor controller with a 20 trip class, designed for motor protection. Its manufacturer part number is SMFH18. For exact voltage, current ratings, and enclosure details, consult the Siemens datasheet or contact 3G Electric for technical support.

Where to buy the Siemens SMFH18 worldwide?

3G Electric supplies the Siemens SMFH18 manual motor controller to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact our team for a quote and lead time on this part.

How to select the correct Siemens manual motor controller for my motor?

To select the correct Siemens manual motor controller like the SMFH18, match the controller's trip class and current rating to your motor's full-load amps and starting characteristics. The 20 trip class suits standard motor starts. Consult a Siemens application guide or 3G Electric for assistance.

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

Siemens Products

3G Electric supplies Siemens electrical. 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
SIEMENS Manual Motor Control: 20 Trip Class, SMFH17
Siemens
SIEMENS Manual Motor Control: 20 Trip Class, SMFH17
SIEMENS Manual Motor Control: 20 Trip Class, SMFH16
Siemens
SIEMENS Manual Motor Control: 20 Trip Class, SMFH16
SIEMENS Manual Motor Control: 20 Trip Class, SMFH14
Siemens
SIEMENS Manual Motor Control: 20 Trip Class, SMFH14
SIEMENS Manual Motor Control: 20 Trip Class, SMFH12
Siemens
SIEMENS Manual Motor Control: 20 Trip Class, SMFH12
SIEMENS Manual Motor Control: 20 Trip Class, SMFH10
Siemens
SIEMENS Manual Motor Control: 20 Trip Class, SMFH10
SIEMENS Manual Motor Control: 20 Trip Class, SMFH20
Siemens
SIEMENS Manual Motor Control: 20 Trip Class, SMFH20

More from Siemens

View all Siemens parts
SIEMENS Metal Clip: Metal (MPN 3TX7144-1L10)
Siemens
SIEMENS Metal Clip: Metal (MPN 3TX7144-1L10)
SIEMENS Transient Suppressor (MPN 3TX7144-H5)
Siemens
SIEMENS Transient Suppressor (MPN 3TX7144-H5)
SIEMENS Spring Clip (MPN 3TX7144-1L6)
Siemens
SIEMENS Spring Clip (MPN 3TX7144-1L6)
SIEMENS Metal Clip: Metal (MPN 3TX7144-1L7)
Siemens
SIEMENS Metal Clip: Metal (MPN 3TX7144-1L7)
SIEMENS Metal Clip: Metal (MPN 3TX7144-1L9)
Siemens
SIEMENS Metal Clip: Metal (MPN 3TX7144-1L9)
SIEMENS Metal Clip: Metal (MPN 3TX7144-1L14)
Siemens
SIEMENS Metal Clip: Metal (MPN 3TX7144-1L14)
SIEMENS Protection Diode (MPN 3TX7144-H12)
Siemens
SIEMENS Protection Diode (MPN 3TX7144-H12)
SIEMENS Manual Motor Control: 20 Trip Class, SMFH28
Siemens
SIEMENS Manual Motor Control: 20 Trip Class, SMFH28