FREE delivery on orders over €150
Product Specifications:
| Item | Bolt On Circuit Breaker |
| Ac Voltage Rating | 240V AC |
| Amps | 40A |
| Circuit Breaker Actuator | Toggle |
| Circuit Breaker Mounting Style | Bolt On |
| Circuit Breaker Type | Standard |
| Dc Voltage Rating | Not Rated |
| Depth | 12.7" |
| For Use With | Siemens Panelboards |
| Frame Size | 125A/BQ |
| Frame Type | BQ |
| Length | 3.7" |
| Max. Air Rating | 10 kA At 240V AC |
| Max. Operating Temp. | 104°F |
| Maximum Wire Size | 4 AWG, 6 AWG |
| Min. Wire Size | 8 AWG |
| Number Of Poles | 3 |
| Phase | Three |
| Series | BQ Series |
| Terminal Connection | Lug |
| Voltage | 240V |
| Voltage Type | AC |
| Width | 3.7" |
Shipping Info:
| Ship weight (kg) | 0.43 |
| Ship height (cm) | 9 |
| Ship length (cm) | 11 |
| Ship width (cm) | 32 |
| HS code | 8536200020 |
| Country of Origin | MX |
Product Details:
- Siemens BQ3B040 circuit breaker used for protecting sensitive circuits against excessive current flow causing short circuit or overload conditions
- Thermal magnetic trip delivers both time-delayed and instantanous current limiting functions
- Load side lug terminals allow secure wiring & elimination of loose connections and bolt-on design ensures ease-in-installation
Product Variants
| Product | Model | Number Of Poles | Voltage | Amps | Depth | Frame Size | Max. Air Rating | Phase | Max. Wire Size | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
BQ1B010 | 1 | 120V AC | 10A | 4" | 125A/BQ | 10 kA At 120V AC | Single | 10 AWG | €28.78 | |
![]() |
BQ1B015 | 1 | 120V AC | 15A | 4" | 125A/BQ | 10 kA At 120V AC | Single | 10 AWG | €26.06 | |
![]() |
BQ1B01500S01 | 1 | 120V AC | 15A | 6" | 125A/BQ | 10 kA At 120V AC | Single | 10 AWG | €435.50 | |
![]() |
BQ1B015H | 1 | 120V AC | 15A | 3" | 125A, BQH | 22 kA At 120V AC | Single | 10 AWG | €114.91 | |
![]() |
BQ1B020 | 1 | 120V AC | 20A | 12.9" | 125A/BQ | 10 kA At 120V AC | Single | 10 AWG | €26.06 | |
![]() |
BQ1B02000S01 | 1 | 120V AC | 20A | 6" | 125A/BQ | 10 kA At 120V AC | Single | 10 AWG | €287.99 | |
![]() |
BQ1B020H | 1 | 120V AC | 20A | 3" | 125A, BQH | 22 kA At 120V AC | Single | 10 AWG | €114.91 |
Explore Products
- KRUEGER PH-2-23-9 Therma Level Gauge Tank 23 9 Extension 2 Npt
- APOLLO VALVES 19KFFA150 ASME Sec I Steam Bronze Safety Relief Valve with Brass Trim, Teflon Seat, 150 psig, 1-1/4 Inch Size, MNPT x FNPT
- APOLLO VALVES 7514357 Bronze 2 Pcs Standard Port Locking Ball Valve with 316 SS Ball and Stem, Oxygen Cleaned 1/2 Inch Size, 2 x FNPT
- HUB CITY 0270-02504 Worm Gear Speed Reducer, Solid Input/Output Shaft, Right Worm
- SIEMENS Q1515 Circuit Breaker, Plug-In, 15 Ampere, 1 Phase, 10kAIC at 120V
- VERMONT GAGE 112223900 Pin Gage, Class ZZ, NoGo, Steel, 23.90 mm Size
- APPROVED VENDOR 5JJW0 O-ring Dash 117 Epdm 0.1 Inch
- EATON JGH3090FAGC Molded Case Circuit Breaker, 3-Pole, 90A, 600 Vac, 250 Vdc, 25 Kaic At 600 Vac, Copper
Explore More
- HILMAN ROLLERS
- KEYSHAFT
- CINCINNATI FAN
- REER
- LITTLE GIANT PUMPS
- Workbenches
- Hydraulic Tool Accessories
- Ultrasonic Leak Detectors
- 3.3 Inch Diameter Motors
- Aluminum Tubing
- LAKELAND Disposable Coveralls
- ANSELL 27-600 Activarmr Robust Industrial Gloves
- KEO Metric NC Spotting Drills, Long
- ANVIL AS711 Series Z Supports
- GRAINGER Climbing and Arborist Rope
- TROEMNER Precision Weight Set
- THOMAS & BETTS K18 Series Ring Terminals
- NOBLES Power Cords
- MORSE CUTTING TOOLS 2098 Series High Performance Taps, Spiral Flute
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
SIEMENS BQ3B040 Molded Case Circuit Breaker, 3 Pole, 3 Phase, 10kAIC at 240V
€223.89 /unit



