know-how

Used Vacuum Pumps for Freeze Drying

Live listings of water-vapour-tolerant vacuum pumps (Busch, Edwards, Leybold, Pfeiffer) currently for sale on Maschinensucher.de and eBay — refreshed once a day. Found one you like? Send us the link and we'll check it for free, then handle inspection, electrical fit-out and delivery.

How it works

1. Pick a listing

Browse the live offers below or search the marketplaces yourself.

2. Send us the link

Submit the listing URL — free remote check within one business day.

3. Pump to Vienna

If you commit, the pump comes to WAVE for inspection, vacuum test and service.

4. Electrical fit-out

Soft starter, RCD (FI) breaker, country-specific connection — to local code.

5. Delivery to you

Tested pump ships to your facility with the WAVE service warranty.

Live listingsvia Maschinensucher.de + eBay · refreshed daily

1751–1800 of 1,819 · of 10,577

Search:Sort:

Rating:All 🟢 Good fit 🟡 OK with refurb 🔴 Check carefully

Brand:All Busch Edwards Leybold Pfeiffer

Type:All Oil Scroll Screw Roots

Size:All < 10 m³/h 10–30 m³/h 30–100 m³/h 100–300 m³/h 300+ m³/h

Source:All eBay Maschinensucher Surplus Record

Region:All Europe USA

Year:All 2020+2015+2010+

WAVE machine:📋 With type plate

			Listing			Pressure		Location
–	Leybold	Oil	Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Giratorio Veleta Bomba W/Gas Lastre,	40 m³/h	140 g/h	≤ 0.1 mbar	€4,761▲ above market	India	eBay#318780454289›
🟡	Leybold	Oil	Leybold Sogevac SV 28 BI — rotary vane, 40 m³/h	40 m³/h	140 g/h	≤ 0.1 mbar	€4,784▲ above market	India	eBay#318420639191›
–	Leybold	Oil	LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L	40 m³/h	140 g/h	≤ 0.1 mbar	€4,786▲ above market	India	eBay#318788642042›
–	Leybold	Oil	LEYBOLD SOGEVAC SV 65 B / SV65B VACUUM PUMP 960405V0040 SINGLE STAGE ROTARY VANE	40 m³/h	140 g/h	≤ 0.1 mbar	€4,792▲ above market	India	eBay#318919274861›
–	Leybold	Oil	LEYBOLD SOGEVAC SV 65 B / SV65B VACUUM PUMP 960405V0040 SINGLE STAGE ROTARY VANE	40 m³/h	140 g/h	≤ 0.1 mbar	€4,807▲ above market	India	eBay#318931544309›
–	Leybold	Oil	LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L	40 m³/h	140 g/h	≤ 0.1 mbar	€4,811▲ above market	India	eBay#318430810082›
–	Leybold	Oil	Bomba De Vacío Leybold Sogevac SV 65 B / SV65B 960405V0040 De Un Solo Etapa	40 m³/h	140 g/h	≤ 0.1 mbar	€4,813▲ above market	India	eBay#860011287844›
–	Leybold	Oil	LEYBOLD SOGEVAC SV 65 B / SV65B VACUUM PUMP 960405V0040 SINGLE STAGE ROTARY VANE	40 m³/h	140 g/h	≤ 0.1 mbar	€4,821▲ above market	India	eBay#860014554855›
–	Leybold	Oil	LEYBOLD SOGEVAC SV 65 B / SV65B VAKUUMPUMPE 960405V0040 EINSTUFIGER DREHSCHIEBER	40 m³/h	140 g/h	≤ 0.1 mbar	€4,821▲ above market	India	eBay#318931622671›
–	Leybold	Oil	LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH DREHSCHIEBERPUMPE MIT GASVORSCHALTGERÄT, 1,5L	40 m³/h	140 g/h	≤ 0.1 mbar	€4,832▲ above market	India	eBay#318471791915›
–	Leybold	Oil	LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH DREHSCHIEBERPUMPE MIT GASVORSCHALTGERÄT, 1,5L	40 m³/h	140 g/h	≤ 0.1 mbar	€4,847▲ above market	India	eBay#318790434683›
–	Leybold	Oil	LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L	40 m³/h	140 g/h	≤ 0.1 mbar	€4,849▲ above market	India	eBay#318465316594›
–	Leybold	Oil	LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L	40 m³/h	140 g/h	≤ 0.1 mbar	€4,855▲ above market	India	eBay#318803765092›
–	Leybold	Oil	Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Rotatif Aube Pompe W / Gaz Lest ,1.5L	40 m³/h	140 g/h	≤ 0.1 mbar	€4,855▲ above market	India	eBay#318801764340›
–	Leybold	Oil	LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L	40 m³/h	140 g/h	≤ 0.1 mbar	€4,856▲ above market	India	eBay#318790434596›
–	Leybold	Oil	Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Rotante Pala Pompa W/ Gas Zavorra,	40 m³/h	140 g/h	≤ 0.1 mbar	€4,866▲ above market	India	eBay#318775307263›
–	Leybold	Oil	Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Rotierende Vane Pumpe W / Gas	40 m³/h	140 g/h	≤ 0.1 mbar	€4,867▲ above market	India	eBay#318788642249›
–	Leybold	Oil	Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Rotante Pala Pompa W/ Gas Zavorra,	40 m³/h	140 g/h	≤ 0.1 mbar	€4,869▲ above market	India	eBay#318927584603›
–	Leybold	Oil	Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Drehbare Morgendämmerung Pumpe mit Gas Gewicht, 1,5L	40 m³/h	140 g/h	≤ 0.1 mbar	€4,880▲ above market	India	eBay#318931609099›
–	Leybold	Oil	Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Giratorio Veleta Bomba W/Gas Lastre,	40 m³/h	140 g/h	≤ 0.1 mbar	€4,884▲ above market	India	eBay#318916163634›
–	Leybold	Oil	LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L	40 m³/h	140 g/h	≤ 0.1 mbar	€4,890▲ above market	India	eBay#318940825307›
–	Leybold	Oil	LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L	40 m³/h	140 g/h	≤ 0.1 mbar	€4,925▲ above market	India	eBay#318927517850›
–	Leybold	Oil	LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L	40 m³/h	140 g/h	≤ 0.1 mbar	€4,932▲ above market	India	eBay#318919274917›
–	Leybold	Oil	Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Rotierende Vane Pumpe W / Gas	40 m³/h	140 g/h	≤ 0.1 mbar	€4,946▲ above market	India	eBay#860011287752›
–	Leybold	Oil	LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH DREHSCHIEBERPUMPE MIT GASVORSCHALTGERÄT, 1,5L	40 m³/h	140 g/h	≤ 0.1 mbar	€4,955▲ above market	India	eBay#318931622603›
🟢	Leybold	Oil	Leybold Trivac D40B — rotary vane, 40 m³/h	40 m³/h	250 g/h	≤ 0.002 mbar	€5,385▲ above market	United Kingdom	eBay#267685330428›
–	Leybold	Oil	Leybold Trivac D40B & RUvac WAU251 Vacuum System Lab	40 m³/h	250 g/h	≤ 0.002 mbar	€5,439▲ above market	United Kingdom	eBay#257707307201›
–	Leybold	Oil	Leybold Trivac D40B & RUvac WAU251 Vacuum System Lab	40 m³/h	250 g/h	≤ 0.002 mbar	€5,443▲ above market	United Kingdom	eBay#257715500396›
–	Leybold	Oil	Système De Vide Leybold Trivac D40B Et RUvac WAU251	40 m³/h	250 g/h	≤ 0.002 mbar	€5,444▲ above market	United Kingdom	eBay#267799405222›
🟡	Leybold	Oil	Leybold Trivac D40B — rotary vane, 40 m³/h	40 m³/h	250 g/h	≤ 0.002 mbar	€5,446▲ above market	United Kingdom	eBay#257546047761›
–	Leybold	Oil	Système De Vide Leybold Trivac D40B Et RUvac WAU251	40 m³/h	250 g/h	≤ 0.002 mbar	€5,448▲ above market	United Kingdom	eBay#267771674766›
–	Leybold	Oil	Leybold Trivac D40B & RUvac WAU251 Vacuum System Lab	40 m³/h	250 g/h	≤ 0.002 mbar	€5,490▲ above market	United Kingdom	eBay#267797622548›
🟡	Leybold	Oil	Leybold Trivac D40B — rotary vane, 40 m³/h	40 m³/h	250 g/h	≤ 0.002 mbar	€5,504▲ above market	United Kingdom	eBay#257543383980›
–	Leybold	Oil	Leybold Trivac D40B & RUvac WAU251 Vacuum System Lab	40 m³/h	250 g/h	≤ 0.002 mbar	€5,505▲ above market	United Kingdom	eBay#267802214645›
🟡	Leybold	Oil	Leybold Trivac D40B — rotary vane, 40 m³/h	40 m³/h	250 g/h	≤ 0.002 mbar	€5,527▲ above market	United Kingdom	eBay#256739983286›
–	Edwards	Oil	Pompa per vuoto rotativa a palette Edwards E2M40 ーL'olio non è incluso	40 m³/h	280 g/h	≤ 0.001 mbar	€5,791▲ above market	Japan	eBay#366489616885›
🟡	Leybold	Oil	Leybold Sogevac SV300 — rotary vane, 40 m³/h	40 m³/h	140 g/h	≤ 0.1 mbar	€5,950▲ above market	Germany	eBay#365403259581›
–	Edwards	Oil	Edwards E2M40 Drehschieber-Vakuumpumpe ーÖl ist nicht enthalten	40 m³/h	280 g/h	≤ 0.001 mbar	€5,983▲ above market	Japan	eBay#366489616885›
–	Leybold	Oil	Leybold SOGEVAC SV300B 960712V3002 5,5 kW ölgedichtete Drehschieber-Vakuumpumpe	40 m³/h	140 g/h	≤ 0.1 mbar	€6,517▲ above market	Estonia	eBay#198537560042›
–	Leybold	Oil	Pompa per vuoto rotativa a palette Leybold SOGEVAC SV300B 960712V3002 5,5kW...	40 m³/h	140 g/h	≤ 0.1 mbar	€6,517▲ above market	Estonia	eBay#198537767201›
–	Leybold	Oil	Leybold SOGEVAC SV300B 960712V3002 5,5 kW ölgedichtete Drehschieber-Vakuumpumpe	40 m³/h	140 g/h	≤ 0.1 mbar	€6,525▲ above market	Estonia	eBay#198537560042›
–	Leybold	Oil	Pompe à vide à vanne rotative scellée à l'huile Leybold SOGEVAC SV300B...	40 m³/h	140 g/h	≤ 0.1 mbar	€6,525▲ above market	Estonia	eBay#198642677591›
–	Leybold	Oil	Pompa per vuoto rotativa a palette Leybold SOGEVAC SV300B 960712V3002 5,5kW...	40 m³/h	140 g/h	≤ 0.1 mbar	€6,525▲ above market	Estonia	eBay#198537767201›
–	Leybold	Oil	Pompe à vide à vanne rotative scellée à l'huile Leybold SOGEVAC SV300B...	40 m³/h	140 g/h	≤ 0.1 mbar	€6,525▲ above market	Estonia	eBay#198642677591›
–	Leybold	Oil	Bomba de vacío de paletas rotativas sellada con aceite Leybold SOGEVAC...	40 m³/h	140 g/h	≤ 0.1 mbar	€6,525▲ above market	Estonia	eBay#198642676983›
–	Leybold	Oil	Bomba de vacío de paletas rotativas sellada con aceite Leybold SOGEVAC...	40 m³/h	140 g/h	≤ 0.1 mbar	€6,525▲ above market	Estonia	eBay#198642676983›
🟡	Leybold	Oil	Leybold Sogevac SV300 — rotary vane, 40 m³/h	40 m³/h	140 g/h	≤ 0.1 mbar	€6,545▲ above market	Germany	eBay#186692856531›
–	Leybold	Oil	Leybold SOGEVAC SV300B 960712V3002 5,5 kW ölgedichtete Drehschieber-Vakuumpumpe	40 m³/h	140 g/h	≤ 0.1 mbar	€6,697▲ above market	Estonia	eBay#198537560042›
–	Leybold	Oil	Bomba de vacío de paletas rotativas sellada con aceite Leybold SOGEVAC SV300B...	40 m³/h	140 g/h	≤ 0.1 mbar	€6,697▲ above market	Estonia	eBay#198642676983›
–	Leybold	Oil	Pompe à vide à vanne rotative scellée à l'huile Leybold SOGEVAC SV300B 960712...	40 m³/h	140 g/h	≤ 0.1 mbar	€6,697▲ above market	Estonia	eBay#198642677591›

Leybold· Oil€4,761

▲ above market

Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Giratorio Veleta Bomba W/Gas Lastre,

40 m³/h · India

🟡Leybold· Oil€4,784

▲ above market

Leybold Sogevac SV 28 BI — rotary vane, 40 m³/h

40 m³/h · India

Leybold· Oil€4,786

▲ above market

LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L

40 m³/h · India

Leybold· Oil€4,792

▲ above market

LEYBOLD SOGEVAC SV 65 B / SV65B VACUUM PUMP 960405V0040 SINGLE STAGE ROTARY VANE

40 m³/h · India

Leybold· Oil€4,807

▲ above market

LEYBOLD SOGEVAC SV 65 B / SV65B VACUUM PUMP 960405V0040 SINGLE STAGE ROTARY VANE

40 m³/h · India

Leybold· Oil€4,811

▲ above market

LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L

40 m³/h · India

Leybold· Oil€4,813

▲ above market

Bomba De Vacío Leybold Sogevac SV 65 B / SV65B 960405V0040 De Un Solo Etapa

40 m³/h · India

Leybold· Oil€4,821

▲ above market

LEYBOLD SOGEVAC SV 65 B / SV65B VACUUM PUMP 960405V0040 SINGLE STAGE ROTARY VANE

40 m³/h · India

Leybold· Oil€4,821

▲ above market

LEYBOLD SOGEVAC SV 65 B / SV65B VAKUUMPUMPE 960405V0040 EINSTUFIGER DREHSCHIEBER

40 m³/h · India

Leybold· Oil€4,832

▲ above market

LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH DREHSCHIEBERPUMPE MIT GASVORSCHALTGERÄT, 1,5L

40 m³/h · India

Leybold· Oil€4,847

▲ above market

LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH DREHSCHIEBERPUMPE MIT GASVORSCHALTGERÄT, 1,5L

40 m³/h · India

Leybold· Oil€4,849

▲ above market

LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L

40 m³/h · India

Leybold· Oil€4,855

▲ above market

LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L

40 m³/h · India

Leybold· Oil€4,855

▲ above market

Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Rotatif Aube Pompe W / Gaz Lest ,1.5L

40 m³/h · India

Leybold· Oil€4,856

▲ above market

LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L

40 m³/h · India

Leybold· Oil€4,866

▲ above market

Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Rotante Pala Pompa W/ Gas Zavorra,

40 m³/h · India

Leybold· Oil€4,867

▲ above market

Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Rotierende Vane Pumpe W / Gas

40 m³/h · India

Leybold· Oil€4,869

▲ above market

Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Rotante Pala Pompa W/ Gas Zavorra,

40 m³/h · India

Leybold· Oil€4,880

▲ above market

Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Drehbare Morgendämmerung Pumpe mit Gas Gewicht, 1,5L

40 m³/h · India

Leybold· Oil€4,884

▲ above market

Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Giratorio Veleta Bomba W/Gas Lastre,

40 m³/h · India

Leybold· Oil€4,890

▲ above market

LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L

40 m³/h · India

Leybold· Oil€4,925

▲ above market

LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L

40 m³/h · India

Leybold· Oil€4,932

▲ above market

LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH ROTARY VANE PUMP W/ GAS BALLAST, 1.5L

40 m³/h · India

Leybold· Oil€4,946

▲ above market

Leybold SV28BI 960273 Sogevac Sv 28 Bi 3PH Rotierende Vane Pumpe W / Gas

40 m³/h · India

Leybold· Oil€4,955

▲ above market

LEYBOLD SV28BI 960273 SOGEVAC SV 28 BI 3PH DREHSCHIEBERPUMPE MIT GASVORSCHALTGERÄT, 1,5L

40 m³/h · India

🟢Leybold· Oil€5,385

▲ above market

Leybold Trivac D40B — rotary vane, 40 m³/h

40 m³/h · United Kingdom

Leybold· Oil€5,439

▲ above market

Leybold Trivac D40B & RUvac WAU251 Vacuum System Lab

40 m³/h · United Kingdom

Leybold· Oil€5,443

▲ above market

Leybold Trivac D40B & RUvac WAU251 Vacuum System Lab

40 m³/h · United Kingdom

Leybold· Oil€5,444

▲ above market

Système De Vide Leybold Trivac D40B Et RUvac WAU251

40 m³/h · United Kingdom

🟡Leybold· Oil€5,446

▲ above market

Leybold Trivac D40B — rotary vane, 40 m³/h

40 m³/h · United Kingdom

Leybold· Oil€5,448

▲ above market

Système De Vide Leybold Trivac D40B Et RUvac WAU251

40 m³/h · United Kingdom

Leybold· Oil€5,490

▲ above market

Leybold Trivac D40B & RUvac WAU251 Vacuum System Lab

40 m³/h · United Kingdom

🟡Leybold· Oil€5,504

▲ above market

Leybold Trivac D40B — rotary vane, 40 m³/h

40 m³/h · United Kingdom

Leybold· Oil€5,505

▲ above market

Leybold Trivac D40B & RUvac WAU251 Vacuum System Lab

40 m³/h · United Kingdom

🟡Leybold· Oil€5,527

▲ above market

Leybold Trivac D40B — rotary vane, 40 m³/h

40 m³/h · United Kingdom

Edwards· Oil€5,791

▲ above market

Pompa per vuoto rotativa a palette Edwards E2M40 ーL'olio non è incluso

40 m³/h · Japan

🟡Leybold· Oil€5,950

▲ above market

Leybold Sogevac SV300 — rotary vane, 40 m³/h

40 m³/h · Germany

Edwards· Oil€5,983

▲ above market

Edwards E2M40 Drehschieber-Vakuumpumpe ーÖl ist nicht enthalten

40 m³/h · Japan

Leybold· Oil€6,517

▲ above market

Leybold SOGEVAC SV300B 960712V3002 5,5 kW ölgedichtete Drehschieber-Vakuumpumpe

40 m³/h · Estonia

Leybold· Oil€6,517

▲ above market

Pompa per vuoto rotativa a palette Leybold SOGEVAC SV300B 960712V3002 5,5kW...

40 m³/h · Estonia

Leybold· Oil€6,525

▲ above market

Leybold SOGEVAC SV300B 960712V3002 5,5 kW ölgedichtete Drehschieber-Vakuumpumpe

40 m³/h · Estonia

Leybold· Oil€6,525

▲ above market

Pompe à vide à vanne rotative scellée à l'huile Leybold SOGEVAC SV300B...

40 m³/h · Estonia

Leybold· Oil€6,525

▲ above market

Pompa per vuoto rotativa a palette Leybold SOGEVAC SV300B 960712V3002 5,5kW...

40 m³/h · Estonia

Leybold· Oil€6,525

▲ above market

Pompe à vide à vanne rotative scellée à l'huile Leybold SOGEVAC SV300B...

40 m³/h · Estonia

Leybold· Oil€6,525

▲ above market

Bomba de vacío de paletas rotativas sellada con aceite Leybold SOGEVAC...

40 m³/h · Estonia

Leybold· Oil€6,525

▲ above market

Bomba de vacío de paletas rotativas sellada con aceite Leybold SOGEVAC...

40 m³/h · Estonia

🟡Leybold· Oil€6,545

▲ above market

Leybold Sogevac SV300 — rotary vane, 40 m³/h

40 m³/h · Germany

Leybold· Oil€6,697

▲ above market

Leybold SOGEVAC SV300B 960712V3002 5,5 kW ölgedichtete Drehschieber-Vakuumpumpe

40 m³/h · Estonia

Leybold· Oil€6,697

▲ above market

Bomba de vacío de paletas rotativas sellada con aceite Leybold SOGEVAC SV300B...

40 m³/h · Estonia

Leybold· Oil€6,697

▲ above market

Pompe à vide à vanne rotative scellée à l'huile Leybold SOGEVAC SV300B 960712...

40 m³/h · Estonia

Popular families

Leybold Sogevac SV(1957)Pfeiffer Other(1424)Leybold Other(1306)Edwards Other(1124)Pfeiffer Duo(1006)Edwards RV(868)Leybold Trivac D(724)Busch Other(635)Edwards E2M(605)Busch R5 RA / RB(433)Edwards nXDS(164)Busch COBRA NC(130)

Third-party listings (Maschinensucher.de + eBay). WAVE verifies every pump before purchase. Prices and availability without guarantee.

WAVE AI estimate from photo + specs only — not a substitute for our physical pre-purchase check.

We only handle pumps that survive water vapour and reach ≤ 0.1 mbar — oil-sealed rotary vane with gas ballast, dry-scroll, dry-screw or Roots. Membrane, water-ring and claw pumps are not suitable for freeze drying.

Found a listing anywhere? Send it — free check.

eBay, Aurena, a local dealer — paste any pump listing URL and we'll review it within one business day. We tell you if it's suitable, what to negotiate, and the all-in cost (purchase + check + electrical + shipping).