707-77519001 Excavator Throttle Knob Switch for HD512 HD700 HD820 HD1450

• Compatible Models: HD512, HD700, HD820, HD1450 excavator machines
• Part No.: 707-77519001
• Excavator throttle knob switch, manual rotary speed regulator matched with electronic throttle assembly
• High-stability resistive core, delivers smooth progressive signal output as the dial rotates
• Built-in wiring harness with waterproof connector, isolates oil mist and fine dust inside the cabin
• Transmits speed adjustment instruction to the throttle drive unit to raise or lower engine RPM
• Reinforced rotary structure, resistant to frequent twisting and long-term vibration from heavy digging loads
• Mounting dimension and plug terminal fully match the console, direct replacement without modification
• Ideal replacement for aged knobs that suffer from speed surge, dead spot or intermittent signal failure
• Practical control component for operators to adjust power output, balance digging performance and fuel burn

OUR PRODUCT RANGE:

We specialize in aftermarket spare parts for the full range of excavators, supplying a comprehensive portfolio of replaceable components.Our parts feature extensive universal compatibility and fit nearly all mainstream excavator brands worldwide.

We provide one-stop sourcing solutions for all types of excavator accessories, helping global buyers save procurement time and lower overall purchasing costs.

MANUFACTURER OVERVIEW:

Guangzhou Tianfan Machinery Co., Ltd. specializes in the manufacturing, research and sales of excavator components. With years of professional experience and innovation capabilities, we distribute thousands of excavator components, covering cab accessories, various locks, rubber parts, decorative panels, engine tubes, air spring struts, filtration systems and hundreds of series. Our product range is comprehensive and the quality is guaranteed.We always adhere to the principle of quality first and service foremost. We believe that high-quality products can build a strong brand image, while excellent service can ensure long-term customer relationships. We look forward to working with you and establishing a more stable business partnership.

Our spare parts are widely exported to countries worldwide, and we have earned almost a thousand positive reviews from global buyers. Customers unanimously recognize and compliment our high-quality products, considerate customer service, fast order dispatching and secure international shipping services. All favorable testimonials serve as the best recognition of our professionalism and credibility.

PACKAGING & SHIPPING:

PERFECT SERVICE:

1. Your inquiry will answer within 24 hours.
2. You can get our best price.
3. When you confirmed frice,we send the commercial invoice
4. You confirmed the invoice and arrange the bank transfer,we will pack the goods well and ship the goods asap.
5. You can get the reliable after-sales service,when the commodities arrived to your side.

COMPANY INFORMATION:

Q: What is your main product?
A: We focus on a full range of aftermarket parts for excavators, covering various replaceable components. Our main products include interior accessories for the excavator cab, door locks, filter components, gas spring,start switches, windshield wiper systems, joystick dust covers, and other custom mechanical parts.

Q: Do you provide samples ? 

A: Sure we can provide samples for your evaluation. We offer sample support unconditionally, yet the sample cost will be charged accordingly.

Q: What should I do if I can't find the product I need on your website?

A: If you can't find the item you need on our website, please feel free to send us the part number or clear pictures of the required product. We are able to supply most types of excavator spare parts for you.

Q:How can I do if there is something wrong with the items?

A:Our products have been professionally tested and the quality is very stable. If you really found something wrong, please contacts. We have a professional after-sales team to help you solve the problem.

Q: I am new to importing and unfamiliar with customs clearance and logistics. What should I do?

A: We provide full operational guidance for first-time buyers. We supply standard commercial invoices, packing lists and all customs documents required for declaration. We can also recommend reliable local freight forwarders familiar with clearance rules for excavator parts in your country. Our team will resolve your doubts promptly and reply to all logistics and customs inquiries via WhatsApp in a timely manner.