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Onan generator

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Home / Generators & Alternators / Onan generator refurbished & used for sale | For Sale UK
Cummins onan 2800 - rv, qg

Cummins onan 2800 - rv, qg

£2046.70
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Complete onan cummins - cummins, rv

Complete onan cummins - cummins, rv

£68.99
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Onan generator qd5000 - qd5000, diesel

Onan generator qd5000 - qd5000, diesel

£44.09
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New box onan 300 4297 - in,

New box onan 300 4297 - in,

£308.83
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British army onan 5kva - army,

British army onan 5kva - army,

£21.50
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Cummins onan 4000 - qg,

Cummins onan 4000 - qg,

£3484.38
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Genuine onan generator magneto - genuine,

Genuine onan generator magneto - genuine,

£29.99
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Onan generator starter motor - onan,

Onan generator starter motor - onan,

£125.50
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American motorhome onan - motorhome, rv

American motorhome onan - motorhome, rv

£22.99
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Onan fuel filter a026k278 - onan,

Onan fuel filter a026k278 - onan,

£42.00
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146 0663 0631 0630 - 0631, 0577

146 0663 0631 0630 - 0631, 0577

£72.84
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146 0663 0630 0631 - 146-0663, 0577

146 0663 0630 0631 - 146-0663, 0577

£70.90
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Carburettor for cummins onan - for,

Carburettor for cummins onan - for,

£39.36
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Cummins onan service kit for - service,

Cummins onan service kit for - service,

£80.00
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Onan engine grille - grille,, 6115

Onan engine grille - grille,, 6115

£5.45
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Onan generator exhaust - onan,

Onan generator exhaust - onan,

£19.99
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Onan engine and gen service - engine,

Onan engine and gen service - engine,

£26.70
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British army onan - british,

British army onan - british,

£26.70
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American motorhome onan - american,

American motorhome onan - american,

£94.00
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For onan 4000 - onan, 4500

For onan 4000 - onan, 4500

£9.97
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Military onan 5kw generator - onan, 3.5kw

Military onan 5kw generator - onan, 3.5kw

£42.30
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Onan generator engine grille - generator,

Onan generator engine grille - generator,

£5.45
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Carburetor kit 146 0664 for - carburetor,

Carburetor kit 146 0664 for - carburetor,

£65.77
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Starter motor for - starter, onan

Starter motor for - starter, onan

£109.50
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Onan marine generator - marine,

Onan marine generator - marine,

£23.99
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American motorhome onan - american,

American motorhome onan - american,

£99.00
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Onan generator qd5000 - onan, diesel

Onan generator qd5000 - onan, diesel

£39.60
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American motorhome onan - motorhome,

American motorhome onan - motorhome,

£260.70
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Onan cummins part - onan,

Onan cummins part - onan,

£186.96
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Cummins onan pcb - onan, pcb-

Cummins onan pcb - onan, pcb-

£222.82
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Oil pump 0120 1403 cummins - pump, 0120-1403

Oil pump 0120 1403 cummins - pump, 0120-1403

£194.79
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For onan control board - for,

For onan control board - for,

£282.06
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Cummins onan mdkdl 7kw 50hz - cummins,

Cummins onan mdkdl 7kw 50hz - cummins,

£9500.00
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Onan 170 3040 - nos, cylinder

Onan 170 3040 - nos, cylinder

£30.00
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Fits onan military - fits,

Fits onan military - fits,

£14.99
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Cummins onan compatible - onan,

Cummins onan compatible - onan,

£171.00
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Military vehicles part - military,

Military vehicles part - military,

£29.99
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Cummins onan generator - onan,

Cummins onan generator - onan,

£1977.43
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Genuine cummins onan low - cummins,

Genuine cummins onan low - cummins,

£156.70
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New 0191 2536 genuine cummins - new,

New 0191 2536 genuine cummins - new,

£412.78
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Carburetor air filter kit - filter,

Carburetor air filter kit - filter,

£8.92
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Authentic cummins a040p918 - authentic,

Authentic cummins a040p918 - authentic,

£115.10
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Fits onan generator 170 - fits,

Fits onan generator 170 - fits,

£39.99
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Onan generator qd5000 diesel - generator,

Onan generator qd5000 diesel - generator,

£62.06
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For onan 4000 - onan, 7000

For onan 4000 - onan, 7000

£9.91
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Generator water pump - generator, impeller

Generator water pump - generator, impeller

£39.99
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Ignition coil for cummins - coil,

Ignition coil for cummins - coil,

£35.64
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Oil pressure switch - switch, ,

Oil pressure switch - switch, ,

£4.38
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Onan 1703036 generator - onan,

Onan 1703036 generator - onan,

£30.00
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Onan 924 0002 generator - onan, aj

Onan 924 0002 generator - onan, aj

£15.42
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Onan 305cck 4cck 5cck - onan, 305cck,4cck,5cck

Onan 305cck 4cck 5cck - onan, 305cck,4cck,5cck

£27.74
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British army onan 5kva - british,

British army onan 5kva - british,

£25.66
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Onan 305cck 4cck 5cck - onan, 305cck,4cck,5cck

Onan 305cck 4cck 5cck - onan, 305cck,4cck,5cck

£31.90
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Vacuum fuel pump - pump, 149-1982

Vacuum fuel pump - pump, 149-1982

£18.78
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Onan 305cck 4cck 5cck - onan, 305cck,4cck,5cck

Onan 305cck 4cck 5cck - onan, 305cck,4cck,5cck

£27.74
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Onan generator qd5000 diesel - qd5000,

Onan generator qd5000 diesel - qd5000,

£47.88
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New onan generator qd5000 - new,

New onan generator qd5000 - new,

£66.28
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Military onan 5kw - onan, 3.5kw

Military onan 5kw - onan, 3.5kw

£49.58
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Carburetor kit 146 0664 for - kit, 146-0664

Carburetor kit 146 0664 for - kit, 146-0664

£65.77
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Onan bgd bgdl - spec, a-g

Onan bgd bgdl - spec, a-g

£18.94
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American motorhome onan - rv,

American motorhome onan - rv,

£425.00
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Flexible impeller kit for onan - impeller,

Flexible impeller kit for onan - impeller,

£22.00
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Cummins operator manual - cummins,

Cummins operator manual - cummins,

£16.14
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Onan generator original oem - onan,

Onan generator original oem - onan,

£11.10
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Onan generator original - onan,

Onan generator original - onan,

£11.10
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308 1038 onan cummins - 308-1038,

308 1038 onan cummins - 308-1038,

£11.53
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American motorhome onan - american,

American motorhome onan - american,

£33.60
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166 0821 ignition module for - 166-0821,

166 0821 ignition module for - 166-0821,

£40.14
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Onan 100kw hdkag generator set - hdkag,

Onan 100kw hdkag generator set - hdkag,

£16.02
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Military vehicle parts - ex,

Military vehicle parts - ex,

£15.00
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Onan cummins 308 1038 - cummins, 308-1038

Onan cummins 308 1038 - cummins, 308-1038

£11.53
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Generator water pump - generator, impeller

Generator water pump - generator, impeller

£35.99
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Onan engine cylinder - onan, cover

Onan engine cylinder - onan, cover

£5.45
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Onan generator - generator,onan, auto

Onan generator - generator,onan, auto

£18.28
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Fuel pump fit for - for, onan

Fuel pump fit for - for, onan

£15.93
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Onan ring set new - ring, set.new.genuine

Onan ring set new - ring, set.new.genuine

£9.99
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Onan generator original oem - generator,

Onan generator original oem - generator,

£11.10
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Oil filter for onan - for,

Oil filter for onan - for,

£15.76
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Cap america hat onan - cap,

Cap america hat onan - cap,

£2.23
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Onan generator original oem - onan,

Onan generator original oem - onan,

£11.10
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Onan generator original oem - generator,

Onan generator original oem - generator,

£11.10
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American motorhome onan - american, rv

American motorhome onan - american, rv

£312.70
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Onan bgd nhd generator sets - bgd,

Onan bgd nhd generator sets - bgd,

£11.73
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Onan generator original oem - rv,

Onan generator original oem - rv,

£14.79
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Fuel pump for cummins - pump,

Fuel pump for cummins - pump,

£23.10
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Start solenoid relay - solenoid, 12v

Start solenoid relay - solenoid, 12v

£55.00
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Carburettor for onan cummins - carburettor,

Carburettor for onan cummins - carburettor,

£33.22
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Onan generator original oem - onan,

Onan generator original oem - onan,

£11.10
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Onan generator original oem - onan,

Onan generator original oem - onan,

£11.10
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Onan generator original oem - generator,

Onan generator original oem - generator,

£11.10
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New onan generator - onan,

New onan generator - onan,

£51.00
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Vacuum fuel pump - fuel,

Vacuum fuel pump - fuel,

£14.78
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Onan generator original - original, oem

Onan generator original - original, oem

£11.10
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Onan generator original oem - generator,

Onan generator original oem - generator,

£11.10
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Onan generator 249 5070 - onan,

Onan generator 249 5070 - onan,

£1080.04
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Cummins onan p9500df 420cc - onan,

Cummins onan p9500df 420cc - onan,

£106.51
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📊96 listings · from £2.23 · avg £247.05
⚠️ These listings were last updated more than 12 days ago. Search for fresh listings

Browse 96 onan generator listings currently in our index. Prices range from £2.23 to £9500, with an average of £247.05. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about onan generator →

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Everything you need to know about onan generator

Whether you are looking for a brand-new or second-hand onan generator, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £2.23, while premium listings can reach £9500 — giving you a wide budget spread to work with. The average price of £247.05 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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