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SpeedFax

Siemens SpeedFax

The Siemens SpeedFax series is a series of panelboards and circuit breakers. This series includes both lighting and distribution panels. Some SpeedFax panels can be converted from top-feed to bottom-feed panels, or vice versa. Some support a wide range of fuses. The SpeedFax series also includes cables. The circuit breakers available in the SpeedFax series include branch circuit breakers that provide branch circuit protection. Other available circuit breakers include electronic circuit breakers with 1 pole or 2 poles. The SpeedFax series also includes spare parts, such as neutral kits, breaker mounting kits, and lug kits.

Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Browse SpeedFax

Browse available units in our catalog of SpeedFax.

BQ3B080

This model contains three poles and provides both long-time and instantaneous trip functions for enhanced protection. With an interrupt rating of 10 kAIC at 240 volts, it handles fault conditions effe

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5.0

B230H00S01

This breaker features a thermal magnetic trip range and provides an interrupt rating of up to 22 KAIC. The product is designed for panelboard bolt-on mounting and connection, with load-side lug termin

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5.0

B315H00S01

With a robust thermal-magnetic trip unit, this breaker features a 22 kA interrupt rating and operates at a frequency range of 50 to 60 Hz. The dielectric strength is rated at 2000 V RMS, ensuring safe

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5.0

B34500S01

This three-pole breaker is housed in a BL frame type. It operates effectively across temperatures ranging from 0°C to 40°C, both in storage and during operation.

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5.0

B350H00S01

The Siemens B350H00S01 breaker is designed for 3-phase applications and features a bolt-on connection type. It guarantees stability across temperatures from 0°C to 40°C. This unit includes a shunt tri

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5.0

B360H00S01

This circuit breaker has a maximum voltage rating of 120/240 VAC and operates using a thermal magnetic protection mechanism. Designed for panelboard applications, it includes 3 poles and utilizes a bo

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5.0

LGG3B070L

This molded case circuit breaker features three poles and possesses a current rating of 70 A. It operates within a frequency range of 50 to 60 Hz and provides thermal magnetic protection, including lo

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5.0

MBKQR3200A

This kit accommodates three poles and has an interrupting capacity of 10 kAIC at 240 VAC. It operates efficiently within a temperature range up to 40°C and supports a frequency range from 50 Hz to 60

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5.0

B215GF

With two poles, this GFCI circuit breaker utilizes thermal-magnetic tripping technology and is rated for frequencies of 50/60 Hz. It has a ground fault protection level of 5 mA and can interrupt up to

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5.0

B220H00S01

This circuit breaker features two poles and is rated for an interrupting capacity of 22 kA at 240 VAC. The product operates efficiently at temperatures ranging from 0°C to 40°C and can be stored under

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5.0
Showing 81-90 of 118 results