Used
B&R X20MM4456 Used Rev. C0
MPN: X20MM4456 · Brand: B&R
€126.14 excl. VAT & shipping
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3-month warranty
30-day returns, no restocking fee on unused parts
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Quick facts
| Availability | In stock — 2 available |
| Category | Analog I/O Modules |
| Warranty | 3-month |
| Weight | 0.3 kg |
| Country of origin | AT |
| Datasheet | Manufacturer datasheet ↗ |
Shipping & availability
When can X20MM4456 be shipped?
X20MM4456 is in stock and typically ships within 1 business day via UPS, DHL or FedEx, worldwide.
Can I pick up X20MM4456 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — alongside standard UPS, DHL and FedEx shipping, express (next-day) delivery is available at checkout for in-stock items like X20MM4456.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for X20MM4456, subject to availability and destination.
• 4x outputs (H bridge) with PWM control and 24 to 48 VDC ±25% supply
• 6 A nominal current (10 A max current)
• 15 Hz to 50 kHz frequency, 16-bit
• PWM resolution, 15-bit, + sign, minimum 10 ns
• Configurable dither
• 4x 4 inputs 24V, can be configured as ABR
• Sink connection
• 1-wire connections
The PMW motor bridge module is used to control 4 DC motors with a nominal voltage of 24 to 48 VDC ±25% at a nominal current up to 6 A.
Accessories
Required accessories (order separately)
| X20TB12 | Terminal blocks — Tool-free wiring with push-in technology; Simple wire release using lever; Ability to label each terminal; Plain text labeling also possibl… |
| 0TB3103-7020 | Terminal blocks — The single row, 3-pin terminal block 0TB3103 is used for making the connection to the X20 motor module MM4456 and other devices. |
Specifications
Short description
| I/O module | 4-channel PWM motor bridge, 4 ABR incremental encoders |
General information
| Diagnostics – Module run/error | Yes, using LED status indicator and software |
| Diagnostics – Output | Yes, using LED status indicator and software |
| Diagnostics – I/O power supply | Yes, using software |
| Power consumption – 24 VDC | 3.3 W / channel |
| Power consumption – 48 VDC | 4.7 W / channel |
| Power consumption – 60 VDC | 5.4 W / channel |
| Power consumption – 24 VDC | 2.1 W / channel |
| Power consumption – 48 VDC | 2.4 W / channel |
| Power consumption – 60 VDC | 2.6 W / channel |
| Power consumption – 24 VDC | 2 W / channel |
| Power consumption – 48 VDC | 2.1 W / channel |
| Power consumption – 60 VDC | 2.2 W / channel |
| Power consumption – Bus | 0.01 W |
| Power consumption – Internal I/O | 2.4 W |
| Certifications – CE | Yes |
| Certifications – UKCA | Yes |
| Certifications – CRA (Cyber Resilience Act) | In preparation |
| Certifications – ATEX | Zone 2, II 3G Ex nA nC IIA T5 Gc; IP20, Ta (see X20 user's manual); FTZÚ 09 ATEX 0083X |
| Certifications – UL | cURus E225616; Power conversion equipment |
| Certifications – HazLoc | cCSAus 244665; Process control equipment; for hazardous locations; Class I, Division 2, Groups ABCD, T5 |
| Certifications – KC | Yes |
| B&R ID code | 0xA177 |
| Status indicators | I/O function per channel, operating state, module status |
| Additional power dissipation caused by actuators (resistive) [W] | - |
Digital inputs
| Input filter – Hardware | <5 µs |
| Input filter – Software | - |
| Switching threshold – Low | <5 VDC |
| Switching threshold – High | >15 VDC |
| Quantity | 16 |
| Nominal voltage | 24 VDC |
| Input characteristics per EN 61131-2 | Type 1 |
| Input voltage | 24 VDC (-15% / +20%) |
| Input current at 24 VDC | Approx. 4 mA |
| Input circuit | Sink |
| Connection type | 1-wire connections |
| Input resistance | Typ. 6 kΩ |
| Additional functions | 4x ABR incremental encoder |
| Insulation voltage between channel and bus | 500 V eff |
ABR incremental encoder
| Quantity | 4 |
| Encoder inputs | 24 V, asymmetrical |
| Counter size | 16-bit |
| Input frequency | Max. 50 kHz |
| Evaluation | 4x |
| Signal form | Square wave pulse |
PWM output
| Actuator power supply – Supply | External |
| Actuator power supply – Fuse | Required line fuse: Max. 32 A slow-blow (see "Overcurrent protection") |
| PWM pulse width – PWM mode | 15 bits plus sign ≥10 ns |
| PWM pulse width – Current mode | 15 bits plus sign ≥10 ns |
| Quantity | 4 |
| Nominal voltage | 24 to 48 VDC ±25% " data-placement="top" data-html="true" data-container="body" data-content="The tolerance value is composed of the voltage tolerances and permissible total AC voltage component with a peak value of 5% of the rated voltage."> |
| Nominal current | 6 A |
| Maximum current | 10 A (2 s) |
| PWM frequency | 15 Hz to 50 kHz |
| Output protection | Thermal shutdown in the event of overcurrent or short circuit |
| Variant | H bridge |
| Configurable dither | Amplitude, frequency |
| Period duration resolution | 16-bit, min. 20 μs |
| Phase shift PWM1, 2, 3, 4 | 90° each |
| DC bus capacitance | 680 μF |
| Insulation voltage between channel and bus | 500 V eff |
Electrical properties
| Electrical isolation | Channel isolated from bus; Channel not isolated from channel |
Operating conditions
| Mounting orientation – Horizontal | Yes |
| Installation elevation above sea level – 0 to 2000 m | No limitation |
| Installation elevation above sea level – >2000 m | Reduction of ambient temperature by 0.5°C per 100 m |
| Degree of protection per EN 60529 | IP20 |
Ambient conditions
| Temperature – Horizontal mounting orientation | 0 to 50°C |
| Temperature – Vertical mounting orientation | Not permitted |
| Temperature – Derating | - |
| Temperature – Storage | -25 to 70°C |
| Temperature – Transport | -25 to 70°C |
| Relative humidity – Operation | 5 to 95%, non-condensing |
| Relative humidity – Storage | 5 to 95%, non-condensing |
| Relative humidity – Transport | 5 to 95%, non-condensing |
Mechanical properties
| Note | Order 2x terminal block X20TB12 separately. ; Order 1x terminal block 0TB3103-7020 separately. |
| Pitch | 87.5 +0.2 mm |
Downloads & documentation
Official documents from B&R, downloaded directly from the manufacturer.
Data sheets & manuals
| Datasheet X20MM4456 | PDF · 5 MB · 2.27 (07/29/2025) - EN |
| X20 System User´s Manual | PDF · 50 MB · 4.40 (03/10/2026) - EN |
CAD & dimension drawings
| 3D File STEP X20MM445x | ZIP · 995 KB · 1.20 (03/21/2017) |
Certificates (7)
| 2226379 CSA Certificate of Compliance X20 X67 | PDF · 205 KB · 2026_09 (09/21/2026) |
| EU Data Act - X20 IO - Connected Product Information Notice | PDF · 92 KB · 1.00 (09/30/2025) |
| EU Declaration ATEX X20 | PDF · 218 KB · 2023-07 (09/05/2023) |
| EU Declaration of conformity PLC X20 | PDF · 169 KB · 2021/10 (11/08/2021) |
| Safe cutoff of potential groups | PDF · 211 KB · 2.4 (11/29/2023) - EN |
| UK Declaration PLC X20 | PDF · 151 KB · 2024-01 (01/18/2024) |
| X20, X67 KC certificates | PDF · 7 MB · 2.00 (08/17/2026) |
12-month warrantyon all new stock
3-month warrantyon used & refurbished parts
30-day returnsno restocking fee on unused parts
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