{"id":1941,"date":"2026-05-27T06:57:57","date_gmt":"2026-05-27T06:57:57","guid":{"rendered":"https:\/\/chinawormgearbox.xyz\/product\/wpwo-universal-worm-gear-reducer-multi-direction-mount\/"},"modified":"2026-05-27T06:57:58","modified_gmt":"2026-05-27T06:57:58","slug":"wpwo-universal-worm-gear-reducer-multi-direction-mount","status":"publish","type":"product","link":"https:\/\/chinawormgearbox.xyz\/sv\/product\/wpwo-universal-worm-gear-reducer-multi-direction-mount\/","title":{"rendered":"WPWO Universal Worm Gear Reducer Multi-Direction Mount"},"content":{"rendered":"
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WPWO Universal Worm Gear Reducer \u2014 Multi-Direction Output Mount for Port Equipment, Cranes & Vertical Process Drives<\/h1>\n

When an industrial drive system requires the output shaft to point in a direction that neither foot-mount nor standard flanged-base gearboxes can accommodate \u2014 such as vertical-down for a crane hoist drum, or steep-incline for a ship loader conveyor \u2014 the WPWO universal multi-direction mount worm gear reducer<\/strong> delivers the solution. Extending the WPW platform with up to six shaft-direction positions (A\u2013F)<\/strong>, the WPWO covers mounting geometries that other universal worm gearboxes cannot reach.<\/p>\n

Multi-face oil ports confirm correct gear and bearing lubrication in every supported orientation, and reinforced output shaft bearings handle the combined axial\/radial loads inherent in vertical and steep-incline mounting. Available in 12 sizes<\/strong> (40\u2013250 mm), ratios 1\/5\u20131\/60. Om Ever-power<\/a> | Request a Layout Consultation<\/a><\/p>\n<\/section>\n

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Technical Specifications<\/h2>\n

WPWO shares the specification drawing with WPWX. BB, BC = housing width\/depth; E, E\u2081, E\u2082 = output shaft geometry. Reference input speed 1500 r\/min<\/strong>. All dimensions in mm.<\/p>\n

\"WPWO<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Size<\/th>\nRatio<\/th>\nA<\/th>\nAB<\/th>\nBB<\/th>\nBC<\/th>\nCC<\/th>\nM<\/th>\nN<\/th>\nE<\/th>\nE\u2081<\/th>\nE\u2082<\/th>\nG<\/th>\nZ<\/th>\nHS<\/th>\nU<\/th>\nT\u00d7V<\/th>\nLS<\/th>\nS<\/th>\nW\u00d7Y<\/th>\nWt(kg)<\/th>\n<\/tr>\n<\/thead>\n
40<\/td>\n1\/5\u20131\/60<\/td>\n143<\/td>\n87<\/td>\n74<\/td>\n45<\/td>\n40<\/td>\n95<\/td>\n187<\/td>\n70<\/td>\n72<\/td>\n97<\/td>\n12<\/td>\n10<\/td>\n25<\/td>\n12<\/td>\n4\u00d72.5<\/td>\n28<\/td>\n14<\/td>\n5\u00d73<\/td>\n5<\/td>\n<\/tr>\n
50<\/td>\n<\/td>\n175<\/td>\n108<\/td>\n97<\/td>\n50<\/td>\n50<\/td>\n111<\/td>\n228<\/td>\n90<\/td>\n90<\/td>\n110<\/td>\n14<\/td>\n12<\/td>\n30<\/td>\n12<\/td>\n4\u00d72.5<\/td>\n40<\/td>\n17<\/td>\n5\u00d73<\/td>\n8<\/td>\n<\/tr>\n
60<\/td>\n<\/td>\n198<\/td>\n120<\/td>\n112<\/td>\n55<\/td>\n60<\/td>\n127<\/td>\n257<\/td>\n100<\/td>\n102<\/td>\n129<\/td>\n15<\/td>\n12<\/td>\n40<\/td>\n15<\/td>\n5\u00d73<\/td>\n50<\/td>\n22<\/td>\n7\u00d74<\/td>\n11<\/td>\n<\/tr>\n
70<\/td>\n<\/td>\n231<\/td>\n140<\/td>\n131<\/td>\n65<\/td>\n70<\/td>\n152<\/td>\n305<\/td>\n120<\/td>\n120<\/td>\n155<\/td>\n20<\/td>\n15<\/td>\n40<\/td>\n18<\/td>\n5\u00d73<\/td>\n60<\/td>\n28<\/td>\n7\u00d74<\/td>\n15.5<\/td>\n<\/tr>\n
80<\/td>\n<\/td>\n261<\/td>\n160<\/td>\n142<\/td>\n70<\/td>\n80<\/td>\n174<\/td>\n350<\/td>\n140<\/td>\n140<\/td>\n180<\/td>\n20<\/td>\n15<\/td>\n50<\/td>\n22<\/td>\n7\u00d74<\/td>\n65<\/td>\n32<\/td>\n10\u00d74.5<\/td>\n24<\/td>\n<\/tr>\n
100<\/td>\n<\/td>\n322<\/td>\n190<\/td>\n169<\/td>\n90<\/td>\n100<\/td>\n224<\/td>\n410<\/td>\n190<\/td>\n165<\/td>\n215<\/td>\n22<\/td>\n15<\/td>\n50<\/td>\n25<\/td>\n7\u00d74<\/td>\n75<\/td>\n38<\/td>\n10\u00d74.5<\/td>\n38<\/td>\n<\/tr>\n
120<\/td>\n<\/td>\n371<\/td>\n219<\/td>\n190<\/td>\n100<\/td>\n120<\/td>\n264<\/td>\n494<\/td>\n220<\/td>\n195<\/td>\n255<\/td>\n25<\/td>\n18<\/td>\n65<\/td>\n30<\/td>\n7\u00d74<\/td>\n85<\/td>\n45<\/td>\n12\u00d74.5<\/td>\n56<\/td>\n<\/tr>\n
135<\/td>\n<\/td>\n422<\/td>\n249<\/td>\n210<\/td>\n110<\/td>\n135<\/td>\n304<\/td>\n559<\/td>\n260<\/td>\n230<\/td>\n285<\/td>\n30<\/td>\n18<\/td>\n75<\/td>\n35<\/td>\n10\u00d74.5<\/td>\n95<\/td>\n55<\/td>\n16\u00d76<\/td>\n84<\/td>\n<\/tr>\n
155<\/td>\n<\/td>\n497<\/td>\n295<\/td>\n252<\/td>\n140<\/td>\n155<\/td>\n345<\/td>\n605<\/td>\n290<\/td>\n250<\/td>\n305<\/td>\n35<\/td>\n21<\/td>\n85<\/td>\n40<\/td>\n12\u00d75<\/td>\n110<\/td>\n60<\/td>\n18\u00d77<\/td>\n129<\/td>\n<\/tr>\n
175<\/td>\n<\/td>\n534<\/td>\n314<\/td>\n255<\/td>\n150<\/td>\n175<\/td>\n374<\/td>\n675<\/td>\n320<\/td>\n273<\/td>\n348<\/td>\n40<\/td>\n21<\/td>\n85<\/td>\n45<\/td>\n14\u00d75.5<\/td>\n110<\/td>\n65<\/td>\n18\u00d77<\/td>\n157<\/td>\n<\/tr>\n
200<\/td>\n<\/td>\n580<\/td>\n342<\/td>\n319<\/td>\n175<\/td>\n200<\/td>\n424<\/td>\n749<\/td>\n370<\/td>\n305<\/td>\n390<\/td>\n40<\/td>\n24<\/td>\n95<\/td>\n50<\/td>\n14\u00d75.5<\/td>\n125<\/td>\n70<\/td>\n20\u00d77.5<\/td>\n224<\/td>\n<\/tr>\n
250<\/td>\n<\/td>\n705<\/td>\n420<\/td>\n385<\/td>\n200<\/td>\n250<\/td>\n510<\/td>\n920<\/td>\n440<\/td>\n375<\/td>\n475<\/td>\n45<\/td>\n28<\/td>\n110<\/td>\n60<\/td>\n18\u00d77<\/td>\n155<\/td>\n90<\/td>\n25\u00d79<\/td>\n374<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

* Shared specification drawing with WPWX. E = total output shaft span; E\u2081 and E\u2082 = individual shaft extension measurements. Up to 6 mounting positions (A\u2013F) \u2014 contact factory for position-specific oil fill instructions. Input: HS=bore; U=depth; T\u00d7V=keyway. Output: LS=length; S=diameter; W\u00d7Y=keyway.<\/p>\n<\/section>\n

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Product Structure \u2014 Extended Multi-Direction Housing<\/h2>\n
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\"WPWO<\/div>\n
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The WPWO housing extends the WPW casting to support up to six shaft-direction positions. Reinforced output shaft bearing bores accommodate the combined axial and radial load vectors of non-horizontal orientations. Oil fill ports on multiple housing faces ensure correct lubrication immersion for both the gear mesh and the output shaft bearings in any supported mounting position.<\/p>\n\n\n\n\n\n\n\n
Shaft Positions<\/td>\nUp to 6 (A\u2013F) including full vertical up, vertical down, and steep incline<\/td>\n<\/tr>\n
Bearings<\/td>\nReinforced output shaft bearings for combined axial\/radial vertical loads<\/td>\n<\/tr>\n
Oil System<\/td>\nMulti-face ports; correct level documentation for all supported positions<\/td>\n<\/tr>\n
Housing<\/td>\nFC25 cast iron; extended body vs WPW for additional bearing support<\/td>\n<\/tr>\n
Self-Locking<\/td>\nAt ratios \u22651\/30 \u2014 critical for vertical hoist and crane slewing safety<\/td>\n<\/tr>\n
Gear Pair<\/td>\n20CrMnTi worm (\u226558 HRC) + ZCuSn10Pb1 bronze wheel<\/td>\n<\/tr>\n<\/table>\n<\/div>\n<\/div>\n<\/section>\n
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\u2705 Key Features & Benefits<\/h2>\n
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Six Mounting Positions \u2014 Beyond Any Standard Gearbox<\/h3>\n

The WPWO supports up to six shaft-direction configurations, including positions not available from the five-position WPW. Full vertical shaft-down, full vertical shaft-up, and steep-incline positions that standard universal gearboxes cannot accommodate are all within the WPWO’s rated capability. Keywords: multi-direction universal worm reducer, 6-position worm gearbox.<\/em><\/p>\n<\/div>\n<\/div>\n

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Correct Lubrication in Every Position<\/h3>\n

Every mounting position in the WPWO range has been verified for correct gear mesh and bearing oil immersion. Multi-face oil ports allow the correct fill level to be established for each rated orientation \u2014 a critical engineering requirement absent from standard gearboxes used at non-horizontal angles.<\/p>\n<\/div>\n<\/div>\n

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Self-Locking Safety for Cranes & Hoists<\/h3>\n

At ratios \u22651\/30, the WPWO provides static self-locking \u2014 preventing gravity reversal of crane loads, hoist drums, or vertical conveyor carriers when the motor is de-energised. This passive safety feature is particularly valuable in vertical mounting configurations where back-driving risk is highest.<\/p>\n<\/div>\n<\/div>\n

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\ufe0f<\/div>\n
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Reinforced Vertical Load Bearings<\/h3>\n

The WPWO output shaft bearings are selected for the combined axial and radial load vectors of vertical and inclined service. This is not an adaptation of horizontal gearbox bearings \u2014 the bearing arrangement reflects the actual load geometry of each supported mounting position.<\/p>\n<\/div>\n<\/div>\n

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\u2699\ufe0f<\/div>\n
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Precision Worm Pair for Smooth Output at Any Angle<\/h3>\n

Ground worm and bronze wheel to ISO 1328 Grade 7 deliver quiet (\u226472 dB(A)), smooth output regardless of mounting orientation \u2014 important for crane slewing and positioning applications where jerky output motion is unacceptable.<\/p>\n<\/div>\n<\/div>\n

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Compact vs Right-Angle Adapter Alternatives<\/h3>\n

Using a WPWO in a non-standard orientation avoids the right-angle bevel gear adapter, extended shaft, or separate angle drive that would otherwise be required to redirect a standard gearbox output. The result is a more compact, lighter, and lower-maintenance drive arrangement.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n

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Industry Applications<\/h2>\n

The WPWO is specified wherever the driven equipment requires an output shaft direction that standard gearboxes cannot accommodate:<\/p>\n

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\ufe0f<\/div>\n

Port & Harbour Cranes<\/strong>Ship loader slewing drives, quay crane hoisting auxiliary drives, and harbour crane slewing mechanism drives where the WPWO output accommodates the specific shaft direction of the crane structural geometry.<\/span><\/div>\n

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\u26cf\ufe0f<\/div>\n

Inclined Mine Conveyors<\/strong>Underground mine inclined conveyor head drives, inclined ore transfer conveyor systems, and mine hoist slow drives where steep-incline or vertical mounting angles are dictated by the mine shaft or decline geometry.<\/span><\/div>\n

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Marine & Offshore Equipment<\/strong>Ship hatch cover vertical drives, offshore platform deck machinery drives, and marine lifting equipment auxiliaries where compact multi-direction gearboxes must fit within constrained vessel structural spaces.<\/span><\/div>\n

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Water & Wastewater Treatment<\/strong>Vertical clarifier mechanism drives, sedimentation tank rotating rake drives, and rotating biofilm reactor drives requiring vertical or inclined output from the WPWO multi-direction platform.<\/span><\/div>\n

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\ufe0f<\/div>\n

Construction Equipment<\/strong>Tower crane slewing auxiliaries, construction hoist slow drives, and elevated work platform elevation drives requiring non-horizontal gearbox output in compact structural frames.<\/span><\/div>\n

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\u2699\ufe0f<\/div>\n

Heavy Process Equipment<\/strong>Rotary kiln trunnion drives, large rotating drum drives, and heavy industrial process equipment auxiliary drives requiring specific non-horizontal output shaft orientations.<\/span><\/div>\n<\/div>\n<\/section>\n

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Quality Control & Certification<\/h2>\n
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ISO 9001:2015 & CE<\/h3>\n

Full ISO 9001:2015 QMS. CE Declaration of Conformity per shipment. Marine and port authority compliance documentation (material certs, SGS\/BV inspection) available on request for offshore and marine classification requirements.<\/p>\n<\/div>\n

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Multi-Position Run & Oil Test<\/h3>\n

Each WPWO is run-tested in horizontal orientation with noise verification (\u226472 dB(A)), seal integrity check, and torque output verification. Oil fill levels for all supported positions are documented and supplied with each unit; vertical position oil fill is verified before shipment approval.<\/p>\n<\/div>\n

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Material Standards<\/h3>\n

Housing: FC25 cast iron (\u2265250 MPa). Worm: 20CrMnTi (\u226558 HRC). Wheel: ZCuSn10Pb1 tin-bronze. Full material certs and SGS\/BV third-party inspection on request for port authority and marine classification compliance.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

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Why Choose Ever-power for WPWO Gearboxes<\/h2>\n
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\"Ever-power<\/div>\n
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We supply WPWO multi-direction universal worm gearboxes to port machinery builders, crane equipment manufacturers, and marine engineering companies in France, Canada, Saudi Arabia, Australia, and over 60 countries. Our multi-position oil fill verification \u2014 confirming correct lubrication in the vertical orientation on every unit, not just at the design stage \u2014 is the quality assurance standard that crane and hoist customers rely on for reliable vertical service.<\/p>\n