ranroswang@hksparkling.com 
+86 138 2341 8469
12-Pin 163-6711 Toggle Switch for Caterpillar Excavators E320B E320C 311C 312C 330C
The 163-6711 12-pin toggle switch is a heavy-duty 3-position (Auto-Off-Manual) (backup governor switch) for Caterpillar excavators E320B/E320C/311C/312C/330C. It connects to the engine control system, enabling manual engine speed control when the main governor fails, ensuring operational continuity in construction/mining applications.
Key Features
· OEM-Matched Precision: 12-pin brass terminals, 28V DC rating, exact panel cutout (22mm) for Cat excavators—no wiring/panel modification needed.
· Sealed & Rugged: PA66 housing with IP65 front-seal; anti-vibration design withstands 10G shock and -40°C to 120°C temps.
· 3-Position Control: (Auto)-Off-(Manual) detent mechanism for clear mode selection; positive contact for stable signal transmission.
· Plug-and-Play Installation: Pre-crimped terminals and locking clips for 15-minute replacement; no special tools required.
Compatible Equipment
· Excavators: Caterpillar E320B, E320C, E320D, 320D, 311C, 312C, 315C, 318C, 319C, 330C, 345C, 390
· Interchangeable Part Numbers: 163-6711, 1636711, 163-6710, 1636710.
Thank you for choosing SPARKLING MACHINERY for your toggle switch needs. The 163-6711 12-pin toggle switch is critical for Caterpillar excavator engine control, ensuring manual speed backup during main governor failure. Our switches meet ISO 9001 and Cat OEM standards, backed by a 12-month warranty and technical support for installation/troubleshooting.
The SPARKLING MACHINERY NEW 163-6711 Toggle Switch Photo:
Why Choose the SPARKLING 163-6711 Toggle Switch?
- OEM-Grade Performance: Matches Cat’s original contact resistance (<10mΩ) and 3-position logic, restoring 99%+ speed control reliability.
- Superior Protection: IP65 sealing prevents dust/water ingress; anti-corrosion terminals reduce short-circuit risk by 70%.
- Reduced Downtime: Plug-and-play design cuts replacement time; factory-tested for 100% continuity and detent accuracy.
- Cost-Effective: 40% lower price than OEM with same quality; reduces emergency repair costs by 60%.
- Certified Quality: Each unit undergoes 100% voltage withstand (1500V AC) and vibration testing; CE/RoHS compliant.
| PART NUMBER | PART NAME | |
| 1 | ZTAM-00108 | BUSHING-THRUST |
| 2 | 81EK-00010 | VALVE ASSY-STEERING |
| 3 | ZTAM-00509B | FORK DOUBLE SHIFT |
| 4 | ZTAM-00077 | BOLT/NUT |
| 5 | ZTAM-00052 | BUSHING |
| 6 | ZTAM-00504 | ROD |
| 7 | XKCP-00030 | BEARING-JOURNAL |
| 8 | ZTAM-00090 | DISC-FRICTION |
| 9 | ZTAM-00066 | STUD-WHEEL |
| 10 | ZGAQ-02933 | PLANET GEAR |
About SPARKLING MACHINERY:
- Founded in 2013, SPARKLING focuses on high-quality excavator parts across hydraulics, undercarriage, engines and electrical systems. We prioritize stability, precision and continuous service, offering worldwide distribution, tailored solutions and strict QC to help customers reduce cost and increase uptime.
Get In Touch:
- Replace your failing ECU confidently. Contact SPARKLING for pricing, lead time, and technical support — restore optimal machine control quickly and reliably.
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📦 Packing
1. Packaging methods: Carton box + Wooden case/Pallet + Anti-rust treatment
2. Export-standard packaging to ensure safety during transportation
3. Custom packaging available upon request
4. Dimensions and weight can be provided for freight calculation
🚚 Shipping
1. Available shipping methods: Sea freight, Air freight, Express delivery (DHL, UPS, FedEx, etc.)
2. LCL (Less than Container Load) and FCL (Full Container Load) options are supported
3. For Russian clients, we can introduce the forwarder agent to you
4. Delivery time: Ships within 1-3 working days after payment (for items in stock)
💳 Payment
1. Accepted methods: T/T, Bank Transfer, PayPal, Alipay, WeChat Pay, Western Union
2. Deposit + balance payment available for large or custom orders
3. Flexible payment options—feel free to contact us for details
📌 Frequently Asked Questions (FAQs)
Q: Which excavator models is this part compatible with?
A: This product is compatible with major brands such as CAT, KOMATSU, HITACHI, and more. Custom specifications are also available.
Q: How can I make sure I’m selecting the correct part?
A: You can send us a photo of the old part, part number, or your excavator model, and we will help you confirm the right match.
Q: Is there a warranty for this product?
A: Yes, we offer a 6-month quality guarantee under normal use.
Get a free quote
We are committed to producing the highest quality products at the most competitive prices. Therefore, we sincerely invite all interested companies to contact us for more information.
Contact us
Email: ranroswang@hksparkling.com
Wechat: +86 136 0901 0879
Skype: foreverlucia1
WhatsApp: +86 136 0901 0879
Address: No. 514-515, Hulin Road, Tianhe District, Guangzhou, China.
Sparkling Machinery Co.,Ltd
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Whatsapp: +8613609010879