Hitec HSI-1100WP Aluminum Case Waterproof 15T Digital Large Scale Servo
Delivers exceptional torque performance
Features robust CNC aluminum case
Guaranteed dust-tight and water-resistant
Operates with a 5-pole carbon brushed motor
Perfect for large-scale vehicles and projects
The Hitec HSI-1100WP Aluminum Case Waterproof 15T Digital Large Scale Servo is a formidable component designed for large-scale vehicles, airplanes, and robotic projects. This servo is engineered to deliver exceptional torque performance and strength, making it an ideal choice for demanding applications. It features a robust construction with durable steel gears and a CNC aluminum case, ensuring longevity and reliability under rigorous conditions. The servo is equipped with industrial digital circuitry and EMI-shielded cases, providing enhanced protection against electromagnetic interference.
This servo is distinguished by its IP-67 rating, which guarantees dust-tight protection and allows for immersion in water up to one meter, making it suitable for various environments. The servo operates within a voltage range of 11.1V to 14.8V and is compatible with 14.8V 2-cell LiPo batteries, offering flexibility in power supply options. Its 5-pole carbon brushed motor contributes to its high performance, while the digital amplifier with Mosfet drive ensures precise control.
The Hitec HSI-1100WP is particularly suited for large-scale applications, including sport planes, scale models, and various types of vehicles such as on-road cars, monster trucks, buggies, truggies, and short course trucks in the 1/4th and 1/5th scale categories. Its impressive torque range and speed make it a reliable choice for enthusiasts and professionals seeking superior performance in their projects.
1x Hitec HSI-1100WP Aluminum Case Waterproof 15T Digital Large Scale Servo
64.0 x 33.0 x 73.0 mm (2.52 x 1.30 x 2.87")
Non-programmable industrial digital circuitry
EMI-shielded cases
International Protection Code 67 rating for dust and water resistance
Durable steel gears
14.8V 2-cell LiPo capability
5-pole carbon brushed motor
Operating voltage range: 11.1V to 14.8V
Speed (seconds at 60°): 0.26 to 0.19
Maximum torque range: 1167 to 1528 oz./in. (84 to 110 kg./cm.)
If you are not satisfied with a product purchased from the Site, you may request a return within 30 days from the delivery date, unless the product is listed under the Return Exceptions below or is subject to specific return conditions noted on the product page.
This return policy also applies, as a minimum standard, to products sold and fulfilled by third-party vendors through the Marketplace.
United Kingdom consumers exercising their statutory Right of Cancellation are subject to different conditions. See the Statutory Right of Cancellation.
Returns under this policy concern non-defective products. In the case of a confirmed manufacturing defect, remedies are handled under the Warranty terms, at the Vendor's discretion. See the Warranty section.
Return Conditions
To qualify for a refund under the 30-day return policy, all of the following conditions must be met:
A valid Return Authorisation (RA) number must be obtained prior to returning the product. Returns without an RA number will be refused.
The RA number is valid for 30 days. The returned item must be received within that period.
The RA number must be included with the return.
Products must be returned in unused, unmodified condition (e.g., no scratches, alterations, missing parts, or signs of installation/use) and in their original packaging, suitable for resale.
Shipping fees are non-refundable. Return shipping costs are the responsibility of the customer, except in cases of a product confirmed defective through RobotShop's troubleshooting process or of a verified shipping error by RobotShop.
Refunds are processed within 7 days after receipt and inspection of the returned item.
A £100 cleaning fee may apply to domestic robots returned in used or unclean condition.
A 20% restocking fee may apply to large-quantity returns of items ordered specifically for the customer from the manufacturer or not part of RobotShop's standard inventory.
Return Exceptions
The following products are not eligible for return or refund under this policy:
Used, damaged, or modified products — Items that show signs of use, wear, or alteration, making them unsuitable for resale.
Consumables * — Use and wear-and-tear components, altered or depleted through use (e.g., batteries, belts, brushes, gears, filament, tyres, disposable bags, lubricants, greases, waxes, etc.). Not eligible for return once opened or used.
Perishables — Goods liable to deteriorate or expire rapidly. Not eligible for return.
Sealed goods (health or hygiene) — Items sealed for health-protection or hygiene reasons (e.g., masks, gloves, odour-absorbing products). Not eligible for return once unsealed.
Build-it-yourself products and items requiring customer assembly * — Including robots & kits, robot parts, and other products requiring assembly or soldering. Not eligible for return once assembled, soldered, or installed.
Digital Goods, Software, and Apps * — Final sale only, due to licensing restrictions.
Clearance Items * — Products identified as clearance or final sale, including end-of-life or discontinued items.
Custom-made, personalized, or special-order items — Products manufactured, configured, adapted, or built to the customer's own specifications and requirements.
On-Demand Items * — Standard catalogue products not stocked by RobotShop and ordered specifically to fulfil a customer request.
* United-Kingdom consumers retain their statutory Right of Cancellation on these items. Its exercise is subject to the conditions and exclusions set out in the Statutory Right of Cancellation, and any reimbursement may be reduced to reflect a loss in value resulting from handling beyond inspection.
How to Request a Return Authorisation (RA)
While the same return policy applies, these orders require a separate contact process for returns.
RobotShop Fulfilled Orders → submit a support ticket from your account under My Support Tickets.
Marketplace Vendor Orders → submit a ticket from your account under My Marketplace Tickets to contact the vendor directly.
Note: Marketplace vendor products are normally labelled with SKUs starting with RM, and identified on the product page with the mention "Sold and fulfilled by [Vendor Name]".