{"product_id":"torni-bernardo-profi-550pro-400v","title":"Lathe Bernardo Profi 550 PRO \/ 400 V – Compact and professional","description":"\u003cp\u003e\u003cstrong\u003eBernardo Profi 550 PRO Lathe \/ 400 V\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Bernardo Profi 550 PRO \/ 400 V lathe is a compact and powerful model, suitable for precise machining in workshops or laboratories. Equipped with a 26 mm spindle bore and an induction-hardened bed, it offers rigidity and precision even for the most demanding operations. The continuous electronic speed control (30–3000 rpm), managed by an inverter, ensures high torque at low speeds and stability under load, with values readable on the digital display. The spindle, supported by quality tapered roller bearings, guarantees concentricity ≤0.015 mm. With automatic feeds and the possibility of metric and inch threads, it adapts to various needs. Supplied with a self-centering chuck, a tool post, and numerous accessories, it represents a compact but professional lathe for machining steel, non-ferrous metals, and plastics.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cp\u003e Spindle bore Ø 26 mm with MT4 taper\u003cbr\u003e Induction-hardened and ground bed\u003cbr\u003e Continuous speed 30–3000 rpm with inverter\u003cbr\u003e Automatic longitudinal and cross feeds\u003cbr\u003e Metric threads (0.2–3.5 mm) and inch threads (8–56 TPI)\u003cbr\u003e MT2 tailstock with 70 mm travel\u003cbr\u003e Three-phase motor 1.5 kW (S1) – 2.2 kW (S6) at 400 V\u003cbr\u003e Compact weight of 137 kg\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003c\/h3\u003e\n\n\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBernardo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eProfi 550 PRO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDistance between centers\u003c\/td\u003e\n\u003ctd\u003e550 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCenter height\u003c\/td\u003e\n\u003ctd\u003e125 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwing over bed\u003c\/td\u003e\n\u003ctd\u003e250 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBed width\u003c\/td\u003e\n\u003ctd\u003e135 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpindle bore\u003c\/td\u003e\n\u003ctd\u003e26 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpindle taper\u003c\/td\u003e\n\u003ctd\u003eMT4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVariable speed\u003c\/td\u003e\n\u003ctd\u003e30–450 \/ 150–3000 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLongitudinal feed\u003c\/td\u003e\n\u003ctd\u003e0.06 – 0.32 mm\/rev (6 steps)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCross feed\u003c\/td\u003e\n\u003ctd\u003e0.03 – 0.075 mm\/rev (4 steps)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMetric threads\u003c\/td\u003e\n\u003ctd\u003e0.2 – 3.5 mm (18 steps)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInch threads\u003c\/td\u003e\n\u003ctd\u003e8 – 56 TPI (21 steps)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTailstock quill travel\u003c\/td\u003e\n\u003ctd\u003e70 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTailstock taper\u003c\/td\u003e\n\u003ctd\u003eMT2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor power S1\u003c\/td\u003e\n\u003ctd\u003e1.5 kW \/ 400 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor power S6\u003c\/td\u003e\n\u003ctd\u003e2.2 kW \/ 400 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMachine dimensions\u003c\/td\u003e\n\u003ctd\u003e1210 x 610 x 450 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e137 kg (without base)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\n\u003chr\u003e\n\u003ch3\u003e\u003ch3\u003eStandard Equipment\u003c\/h3\u003e\u003c\/h3\u003e\n\u003cp\u003e Self-centering 3-jaw chuck Ø125 mm steel with flange\u003cbr\u003e 4-way tool post\u003cbr\u003e Fixed centers\u003cbr\u003e Change gears\u003cbr\u003e Cross slide with swivel support\u003cbr\u003e Inverter and digital speed display\u003cbr\u003e Threading dial\u003cbr\u003e Spindle guard and splash guard\u003cbr\u003e Leadscrew cover\u003cbr\u003e Set of tools and wrenches\u003c\/p\u003e\n\n\u003ch3\u003eLogistics\u003c\/h3\u003e\n\u003cp\u003eBernardo shipping: 5–9 working days (7 days to the South). Original spare parts available with 3–5 working days shipping. Customer support available in Italian.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between the Profi 550 and the Profi 550\/700 models in the same series?\u003c\/summary\u003e\n\u003cp\u003eThe number in the name indicates the distance between centers in mm — the maximum length of the workpiece that can be turned. Profi 550 mm. The 26 mm spindle bore indicates the maximum diameter of the bar that can pass through the spindle hole without turning. The G-gearbox provides more torque at low speeds compared to belt versions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow does the G-gearbox work?\u003c\/summary\u003e\n\u003cp\u003eThe Profi 550 uses the gear-driven (G) gearbox for speed variation: more torque at low speeds compared to belt variators, suitable for hard steels and large sections. Switching is done from a standstill with the external lever — it does not require disassembling belts.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e400 V power supply: is a transformer needed for the Profi 550?\u003c\/summary\u003e\n\u003cp\u003e400 V three-phase — requires a three-phase electrical system (not available in standard private homes). Before purchasing, check for the presence of a three-phase system and the power of the electrical panel.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eSpare parts and assistance available?\u003c\/summary\u003e\n\u003cp\u003eOriginal spare parts available with 3–5 working days shipping. Customer support available in Italian.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Bernardo","offers":[{"title":"Default Title","offer_id":50715915682120,"sku":"03-1178","price":3167.32,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/2139\/0920\/files\/Tornio_Bernardo_Profi_550_PRO_Vario_compatto_e_preciso.jpg?v=1758810566","url":"https:\/\/www.krollit.com\/products\/torni-bernardo-profi-550pro-400v","provider":"Krollit","version":"1.0","type":"link"}