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

Brass solenoid valve with fitted fitting for an air compressor, shown from the side

Compressor Unloader & Solenoid Valves

Air Compressor Unloader Valve | Solenoid + Check Valve | 220V AC | 5 Sizes

TBS-08882AIRC-00055
£59.99
Silver square valve body with brass plunger tube and black knob on a white background

Compressor Unloader & Solenoid Valves

Air Compressor Unloader Valve | Power Off Solenoid Vent | 220V Coil

TBS-08881AIRC-00054
£29.99
Brass threaded elbow pipe fitting with stamped markings on the body

Compressor Check Valves

Air Compressor Check Valve | 3-Port Brass Male Thread | 16x14mm, 20x16mm

TBS-08880AIRC-00053
£30.99
Braided stainless steel hose with brass elbow, reducer fitting and a mini ball valve with black lever

Compressor Drain Valves

Air Compressor Drain Valve Kit | 25cm Braided Hose | 1/4NPT Brass

TBS-08870AIRC-00052
£60.99
Black metal bushings and gold washers laid out on a plain white background

Air Compressor Parts

Air Compressor Piston Rings | Oil-Free Cylinder Set | 550W to 1500W

TBS-08864AIRC-00051
£32.99
Gold-tone brass three-way check valve with threaded ports standing on a plain background

Compressor Check Valves

Air Compressor Check Valve | 3-Port Brass | 10, 16, 20mm Male Thread

TBS-08861AIRC-00049
£30.99
Five brass pressure relief valves with red and yellow plastic caps and pull rings laid out together

Compressor Safety & Relief Valves

Air Compressor Safety Relief Valve | 120PSI | 1/8, 1/4, 3/8, 1/2 BSP Brass

TBS-08856AIRC-00048
£30.99
Black cylindrical plastic intake filter cap with a perforated top

Air Compressor Parts

Air Compressor Accessories Intake Filter Silencer | 16mm Male Thread | 59 x 33mm

TBS-08850AIRC-00046
£22.99
Brass threaded safety valve fitting with a red plastic sleeve held in a hand

Compressor Safety & Relief Valves

Air Compressor Safety Relief Valve | 120PSI | 1/8 or 1/4 BSP Brass

TBS-08849AIRC-00045
£26.99
Metal fitting with a brass tube and a black knurled cap shown on a plain background

Compressor Unloader & Solenoid Valves

Air Compressor Unloader Valve | Power-off Vent Solenoid | 220V Coil

TBS-08843AIRC-00044
£29.99
Black air compressor pressure switch with metal manifold ports and a red adjustment knob

Pressure Switches

Air Compressor Pressure Switch | 4 Port 1/4 BSP | 90-120 PSI | 240V

TBS-08828AIRC-00040
£52.99
Gold brass elbow check valve fitting with a flared end and a male threaded end

Compressor Check Valves

Air Compressor Check Valve | 2 Port Brass Male Thread | 16x14mm or 20x16mm

TBS-08824AIRC-00039
£30.99
Two stainless steel spring safety relief valves with red bands and pull rings side by side

Compressor Safety & Relief Valves

Air Compressor Safety Relief Valve | 1/8" or 1/4" BSPT | 0.5 to 10 Bar

TBS-08821AIRC-00038
£42.99
Green-capped pressure switch with a printed 110PSI and 140PSI on and off label

Pressure Switches

Air Compressor Pressure Switch | 1/4-18 NPT Male | 110-140PSI or 120-150PSI

TBS-08819AIRC-00036
£36.99
Two black and yellow air compressor intake filter components shown side by side on a white background

Air Compressor Parts

Air Compressor Spare Parts Intake Filter Silencer | 12.5mm, 16mm, 20mm

TBS-08817AIRC-00035
£32.99
Round black rubber cap or plug used as an air compressor cylinder head gasket

Air Compressor Parts

Air Compressor Spare Parts Gasket | Black Rubber | 5 Styles | 1 Piece

TBS-08816AIRC-00034
£22.99
Two brass solenoid drain valves with black coils and threaded drain fittings side by side

Compressor Drain Valves

Air Compressor Automatic Drain Valve | 1/2" DN15 | Timer | Brass

TBS-08815AIRC-00033
£124.99
Three black rubber gaskets for an air compressor laid out on a plain white background

Air Compressor Parts

Compressor Parts Gasket Set | 3 Piece Valve Plate Seals | Types A, B, C

TBS-08813AIRC-00032
£26.99
Brass threaded tap valve with a T-shaped handle shown from the side on a plain background

Compressor Drain Valves

Air Compressor Drain Valve | 1/4 BSP Brass | Tank Blowdown Valve

TBS-08804AIRC-00030
£24.99
Three black piston rings laid out on a plain white surface, shown close up

Air Compressor Parts

Air Compressor Piston Rings | 42mm to 120mm | 3 or 4 Ring Sets

TBS-08802AIRC-00029
£24.99
Two red and brass pressure relief safety valves shown side by side

Compressor Safety & Relief Valves

Air Compressor Safety Relief Valve | 3 to 15 Bar | 1/8" or 1/4" BSP Male Brass

TBS-08797AIRC-00027
£25.99
Air compressor pressure switch kit with two gauges, regulator and valves on a manifold bracket

Pressure Switches

Air Compressor Pressure Switch Manifold | 90 to 120PSI | 4 Port, 2 Gauges

TBS-08794AIRC-00026
£72.99
Black cable solenoid valve with a silver metal body and coil

Compressor Unloader & Solenoid Valves

Air Compressor Unloading Valve | 2 Way Solenoid | Normally Closed | Female Port

TBS-08793AIRC-00025
£45.99
Black round filter housing seen close up with a threaded metal inlet fitting on top

Air Compressor Parts

Compressor Parts Intake Filter Silencer | 20mm Thread | 95mm Housing

TBS-08792AIRC-00024
£36.99
Five gold coloured rubber piston rings laid out on a white background

Air Compressor Parts

Air Compressor Piston Rings 5 Pack | Rubber | 550W 1100W 1500W Oil-Free

TBS-08790AIRC-00022
£33.99
Three black air filter breather units with metal threaded fittings lined up side by side

Air Compressor Parts

Compressor Parts Intake Filter Silencer | 13mm, 16mm or 20mm Thread | Metal

TBS-08788AIRC-00021
£21.99
Black air compressor pressure switch with a metal lever and red tab on a plain background

Pressure Switches

Air Compressor Pressure Switch | 26A 240V | Single Port | 3 Pressure Ranges

TBS-08783AIRC-00019
£52.99
Chrome cylindrical compressor muffler housing with a threaded fitting on a plain background

Air Compressor Parts

Air Compressor Accessories Intake Muffler | 12.5mm, 16mm or 20mm | Oil-Free

TBS-08780AIRC-00017
£32.99

Showing page 2 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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