Screw-on Heavy Duty Wiper Motor

Screw-on type Heavy-Duty marine wiper motor
2-1/3”shaft, 2-speed, left self-parking

SHAFT : 2.-1/3”
MOTOR : 12V / 24V
STALL TORQUE : 100kg-cm
HIGH SPEED AMP : 1.5A (12V) / 1.0A(24V)
LOW SPEED AMP : 1.0A (12V) / 0.5A (24V)
PACKING : 12pcs/ctn/1.99cuft/18.8kgs

Order tips:
  • To ease your works, please indicate
    • Sweeping degree
    • Self parking position (left or right) when placing orders in order to do the presetting at our factor
■ Sweeping degree : 83°-100°-110°-120° interchangeable
502-0920061 12V 502-0920062 24V

■ Sweeping degree : 60°-70°-80°-90° interchangeable
502-2930011 12V 502-2930012 24V

■ Sweeping degree : 40°-45°-50°-55° interchangeable
502-2990011 12V 502-2990012 24V
Adjustable wiper arms for use with screw-on type wiper motor TMC-0091101 only.
Singel adjustable wiper arm (ss304) for
TMC-0091101 screw-on wiper motor only.
508-0500009H (00009H) 11” (220mm ̴300mm)
508-0500010H (00010H) 14” (270mm ̴365mm)
508-0500047H (00047H) 16” (330mm ̴425mm)
Parallel adjustable wiper arms (ss304) for
TMC-0091101 screw-on wiper motor only.
508-0500011H (00011H) 14” (270mm ̴365mm)
508-0500012H (00012H) 16” (330mm ̴425mm)
508-050101-21H (0101-21H) 22” (470mm ̴550mm)
Bracket for parallel wiper arms for
TMC-0091101 scew on type only.
508-0501502 (00013H)
Screw-on hd wiper motor
Where to buy
TMC LIMITED WARRANTY (for Marine Equipment)
Please see the TMC’s limited warranty for marine equipment below. Contact us for more information.

TMC Technology Corp., herein referred to as “TMC”, warrants that its marine equipment (the “Product”) will be free from defects in materials and workmanship for one year from the date TMC ships out the Product to original purchaser (who buys directly from TMC). This limited warranty is not transferable, and only applies to the original purchaser (the “Direct Purchaser”).

Should a defect in workmanship or materials in Products or Parts arise during the one year warranty, TMC will, at its opinion, repair such Products or Parts, or replace them with identical or similar parts. Any replacement product shall be warranted only for the remainder of the original product warranty, and shall not extend the original warranty period.

However, TMC is not responsible for (under this warranty) costs of shipping or transportation of the Products or Parts thereof to or from its facility, as well as costs of labor, dismantling or reinstalling of the Products or Parts. TMC’s liability shall not exceed the purchase price of the Product.


  1. This warranty does not apply if the Product or Parts has been repaired, altered, misused, modified, mistreated, water-damaged, or if the serial number has been removed, defaced, or changed.
  2. This warranty does not cover normal wear and tear of seals and/or stators, or results of dry-running or if damage occurs due to improper maintenance.
  3. This warranty does not cover damage is caused by misuse, abuse, accident; failure to operate or install Products as specified in owner’s manual; or failure to use the Products accordance with the water conditions specified in the owner’s manual.
  4. This warranty does not cover damage caused by water freezing inside Product.

The foregoing Warranty is exclusive of and in lieu of all other warranties whether expressed or implied, including any implied warranty of merchantability or fitness except those implied by law, and then only for the minimum duration thereof.

The furnishing of a repair or replacement part shall constitute the sole remedy of the purchaser and the sole liability of TMC, whether on warranty, contract, or negligence, and in no event will TMC be liable for damages; direct or consequential.

TMC further disclaims any liability for economic loss arising from claims of product failure, negligence, defective design, manufacturing defect, failure to warn and/or instruct, lack of seaworthiness, and any other theory of liability not expressly covered under the terms of this limited warranty.
Frequently Asked Questions
Motor will not run or pump stops in a sudden
  • Without power
  • Voltage is too low
  • Abnormal wire connection
  • Abnormal switch connection
  • Blown fuse
  1. Please contact original seller or TMC manufacture for further assistance if above chart will not answer your questions.
  2. For safety purpose, please disconnect power to the pump before servicing the product.