Compel Groupgroup

Industrial & Machinery

2020 products available

Looking for industrial machinery parts that hold up in daily use? Compel stocks hydraulic fittings, pneumatic fittings, lifting equipment and automation components for plant, workshop and site maintenance.

The range runs from hydraulic pipe benders and high-pressure diaphragm pumps to recovery winches, pallet wrappers and CNC spares. We supply maintenance crews and machine builders who need machinery parts on spec and on time. Every product ships fast worldwide, with trade pricing and Pro discounts on repeat volumes.

2020 products in Industrial & Machinery

Products

A DC 0-110V float switch sensor with a 75mm-1m range, for precise water level control in tanks and pumps.

Float Switches

Float Switch | Water Level Sensor for Sump Pumps | 0-110V DC Control

TBS-06357SWIT-00033
£25.99
TDS sensor meter V1.0 board module, a water quality flow sensor for Arduino projects, measuring impurities.

Level Sensors

TDS Water Quality Module | Analog TDS Sensor Meter for Arduino

TBS-06339SENS-00218
£29.99
304/316 stainless steel L-type liquid water level controller float switch for tanks and pools.

Float Switches

Steel Float Switch | L-Type Liquid Level Sensor | For Tank or Pool

TBS-06312SWIT-00027
£35.99
Brass water flow sensor with Hall effect, available in 1/2", 3/4", and 1" sizes for water control and liquid sensing.

Flow Sensors

1/2 3/4 1 Water Flow Sensor | Brass Hall Effect Flowmeter | Liquid Control

TBS-06484SENS-00318
£31.99
A black and yellow cable float switch for liquid level control, designed for industrial and domestic applications.

Float Switches

Float Switch for Water Tanks | 3 Meter Cable Controller | M15 Series Sensor

TBS-06311SWIT-00026
£52.99
A YF-S201C G1/2 water flow sensor switch with a transparent enclosure, for water heaters.

Flow Sensors

Heater Flow Sensor | G1/2 Transparent Body | DC 5-15V S201C

TBS-06364SENS-00232
£29.99
Side mount liquid level sensor with automatic pump control for water tanks.

Level Sensors

Side Mount Liquid Level Sensor | Automatic Pump Control

TBS-06310SENS-00197
£32.99
Brass Hall effect flow meter for precise liquid flow rate sensing and digital monitoring, a robust flow sensor.

Flow Sensors

Rate Flow Sensor | Digital Monitoring Detector | Brass Hall Effect Switch

TBS-06309SENS-00196
£44.99
A 1-inch digital turbine flow sensor with 3/4-inch adapters, accurately measuring various liquids.

Flow Sensors

Flow Sensor | For Water, Diesel, Gasoline | 1 with Adapters

TBS-06363SENS-00231
£112.99
A YF-S201 12V water flow sensor, a compact device for liquid flow measurement.

Flow Sensors

Effect Flow Sensor | 1-30L/min Measurement | YF-S201 Water Control

TBS-06328SENS-00210
£35.99
A stainless steel double ball float switch for tank liquid water level sensing, 45-400mm.

Float Switches

Steel Float Switch | Dual Ball for Tank Level | 220mm Vertical

TBS-06308SWIT-00025
£30.99
Three digital barometric pressure sensor modules, 0-40KPa, for water level control and liquid flow sensor applications.

Pressure Sensors

Digital Barometric Sensor Module | 0-40KPa Pressure

TBS-06356SENS-00228
£36.99
Waterproof Ultrasonic Module JSN-SR04T/AJ-SR04M, an integrated distance measuring transducer sensor, ideal for precise flow sensor applications with Arduino.

Ultrasonic Sensors

Ultrasonic Distance Sensor | Waterproof Transducer for Arduino

TBS-06353SENS-00225
£25.99
A horizontal liquid level float switch made of PP plastic, used for tank and pool water level detection.

Float Switches

Float Switch | Tank & Pool Water Level Sensor | PP Plastic Ball

TBS-06352SWIT-00032
£31.99
A white and blue DC 220V liquid water level sensor float switch, designed for precise flow measurement in fish tanks.

Float Switches

Angle Float Switch | Liquid Level Sensor for Aquariums | 220V DC

TBS-06351SWIT-00031
£27.99
Multiple BME280 BMP280 digital temperature, humidity, and barometric pressure flow sensor modules.

Humidity Sensors

BME280 Humidity Sensor | Temp & Barometric Pressure | I2C & SPI

TBS-06327SENS-00209
£25.99
XKC-Y26A non-contact water capacitive liquid level sensor, designed for 4-11mm small pipes.

Level Sensors

Pipe Level Sensor | 4-11mm Diameter | Non-Contact Capacitive Switch

TBS-06501SENS-00327
£36.99
A 3.3V-5V non-contact capacitive liquid level sensor for accurate water level detection.

Level Sensors

Non-Contact Level Sensor | Capacitive Liquid Detection | 3.3V-5V Switch

TBS-06307SENS-00195
£26.99
The XKC-Y26 non-contact level sensor, externally attached for pipeline water level detection.

Level Sensors

Level Sensor | External Non-Contact Mount | Y26 Liquid Detector

TBS-06326SENS-00208
£37.99
YB2JF liquid level sensor with a 5m cable, designed for 12V-32VDC systems, outputting 4-20mA.

Level Sensors

Level Sensor | Submersible Transmitter Probe | 4-20mA Output, 5m Cable

TBS-06306SENS-00194
£112.99
A stainless steel float switch, designed for high-temperature resistance, used as an automatic water level controller in water towers and tanks.

Float Switches

Switch | High Temp Stainless Steel | Water Tower Level Control

TBS-06350SWIT-00030
£35.99
A DF-96D water level sensor switch for controlling water pumps, featuring 2M wires and a 25A capacity.

Level Sensors

Level Sensor Switch | 25A 220V for Water Pumps | DF-96DK Controller

TBS-06325SENS-00207
£29.99
ME201W intelligent remote detection system with a full water alarm, featuring a reliable water tank level sensor.

Level Sensors

Water Level Sensor | Smartphone Alert System | For Sump & Tank ME201W

TBS-06305SENS-00193
£111.99
A 304 stainless steel float switch, built for high-temperature resistance, functioning as an automatic water level controller for tanks and water towers.

Float Switches

Steel Float Switch | 304 Grade | Automatic Tank Level Sensor

TBS-06338SWIT-00028
£29.99
A 52mm water level gauge with 7-color backlight, displaying a 0-190 Ohm level sensor for boats and cars.

Level Sensors

Water Level Sensor | 7-Color Backlit Display | 52mm Gauge for 12V/24V

TBS-06324SENS-00206
£112.99
A 10-piece set of NTC temperature sensor OT probes with copper rings, featuring a B3950 1% thermistor.

Thermistors

Thermistor Sensor | Copper Ring Terminal | B3950 10K 1% (10-Pack)

TBS-06491THER-00032
£41.99
A 10-30V liquid level sensor with 4-20mA, 0-5V, 0-10V output, for water level detection.

Level Sensors

Level Sensor Probe | 4-20mA Current Loop Output | 10-30V DC Input

TBS-06337SENS-00217
£93.99
A durable 12-24V tank liquid water level sensor, a horizontal plastic float switch for aquariums and pools.

Level Sensors

Level Sensor | Plastic Float Switch for Pools | 12-24V Operation

TBS-06336SENS-00216
£31.99

Showing page 8 of 73 (2020 products)

Matching Hydraulic and Pneumatic Fittings to the System

Fittings fail at the interface, so start with thread standard and working pressure. Most equipment in our range uses BSP or NPT threads, and mixing the two strips seals. Check the rated bar or PSI of the circuit and buy fittings rated above the relief valve setting, not at it.

  • Confirm thread type and size from the component datasheet before ordering adapters.
  • For pneumatics, quick-release couplings save service time on lines opened often.
  • Use steel fittings for hydraulic pressure lines; brass suits low-pressure air and water.

Sizing Lifting Equipment With a Real Safety Margin

Winches, hoists and lifting stools are rated by working load limit. Size against the heaviest realistic load plus rigging weight, then step up one rating. A 12V or 24V recovery winch rated 3500 to 4500 lb covers most vehicle and trailer work; powered lifting platforms for tile and plastering trades list both load and lift height.

  • Never size a lift at 100 percent of the working load limit; keep at least a 25 percent margin.
  • Match winch voltage to the vehicle system that will drive it.
  • Check duty cycle: intermittent-rated gear overheats in continuous use.

Choosing Automation Components That Integrate Cleanly

Automation components pay off when they match the control voltage and signal type you already run. Proximity sensors, limit switches and relays in this department cover common 12V, 24V and mains-switched circuits, and IP67-rated switchgear survives washdown areas.

  • Standardize on one control voltage across a machine to simplify spares.
  • Pick IP67 or better for anything exposed to coolant, dust or outdoor duty.
  • Keep one spare of every sensor type in the machine; downtime costs more than the part.

Buying guide

Choosing Industrial & Machinery

What is the difference between BSP and NPT hydraulic fittings?
BSP threads seal on a 55-degree flank angle and usually a bonded washer or cone seat, while NPT threads are 60-degree tapered and seal on the thread itself with sealant. They are not interchangeable: an NPT male in a BSP port will bind and leak. Check the equipment datasheet and match the standard exactly.
How do I choose the right working load limit for lifting equipment?
Add the load weight and all rigging, then select equipment whose working load limit sits comfortably above that total, with at least a 25 percent margin. For repeated daily lifts, step up a rating class so the gear never works at its ceiling.
Do you stock replacement machinery parts for CNC and manufacturing equipment?
Yes. The Manufacturing & CNC section covers spares like spindles, couplings, linear components and controller modules, and the Industrial Electrical Components section covers switches, contactors and terminal hardware. If a listing does not show the spec you need, the product Q&A on each page is the fastest way to confirm fit.
Are your pneumatic fittings suitable for compressed air tools?
Yes. Standard quick-release couplings and push-in fittings in the range are rated for typical workshop compressor pressures. Check each listing for the rated bar and the tube diameter, and use thread sealant on tapered threads for a dry-air seal.
Can I get trade pricing on industrial machinery parts?
Yes. Every product shows standard pricing, and Pro members get tiered member pricing up to 25 percent off plus NET-30 terms for registered businesses. Volume needs beyond a listing are handled through the B2B contact on the site.

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