Description
Product Overview
The Blue Sea Systems 9217 Terminal Block Jumper is engineered for high‑current, low‑voltage applications where reliability and safety are paramount. Each jumper is rated for 30 A at 250 V, making it a perfect match for the 2500 Series DIN‑rail terminal blocks commonly used in marine, industrial, and automotive environments. Constructed from durable black plastic, the jumper provides UL‑listed insulation and a robust 1,000 A interrupt capacity, ensuring that even in fault conditions the device will protect downstream equipment. The compact 4.5‑inch combi size fits neatly on a standard DIN rail, while the screw‑type connector offers a secure, low‑resistance connection that can be easily tightened or released during maintenance. Packaged in a set of five, the jumpers give installers the flexibility to create multiple circuits or to keep spares on hand for future expansions.
![[Product front view showing all components]](https://www.fastpro.store/wp-content/uploads/2026/08/1ca82b24b69e4aac944f6094a0a030ed.jpg)
Usage
These jumpers excel in a variety of real‑world scenarios. In marine applications, they are used to interconnect battery banks, charge controllers, and navigation equipment, where corrosion‑resistant, vibration‑tolerant connections are essential. In industrial settings, they serve as bridge links between power distribution blocks, motor controllers, and sensor arrays, allowing technicians to quickly reconfigure wiring without the need for custom harnesses. Automotive enthusiasts appreciate the ease of integrating the jumpers into custom dash‑panel builds, where space is limited and a clean, screw‑type termination is preferred. The 30 A rating also makes the jumpers suitable for renewable‑energy installations, such as solar‑panel arrays and wind‑turbine inverters, where they can safely handle the peak currents generated during sunny or windy conditions.
Why Choose Us
Choosing the Blue Sea Systems 9217 jumper means selecting a product backed by decades of marine‑grade engineering expertise. The jumpers meet stringent UL standards, providing confidence that they will perform reliably under demanding electrical loads. The plastic housing is chemically resistant, ensuring longevity even when exposed to salt spray, oil, or cleaning solvents. Each unit undergoes rigorous quality‑control testing, including a 1,000 A interrupt capacity test that exceeds many competing products. Additionally, Blue Sea Systems offers a straightforward warranty and responsive technical support, so customers can obtain assistance quickly if any installation questions arise. The combination of high‑current capability, robust construction, and comprehensive after‑sales service makes these jumpers a cost‑effective solution for professionals and hobbyists alike.
Key Features
- 30 A, 250 V rating ensures reliable power distribution for demanding applications.
- UL‑listed plastic housing provides excellent insulation and resistance to harsh environments.
- 1,000 A interrupt capacity protects circuits from short‑circuit events.
- Screw‑type connector offers secure, tool‑free installation and easy maintenance.
- Pack of five jumpers includes spare parts and supports multiple circuit configurations.
- Compact 4.5‑inch combi size fits standard DIN‑rail panels without crowding.
- Backed by Blue Sea Systems’ reputation for marine‑grade quality and responsive customer support.
FAQ
What size terminal blocks are compatible with the 9217 jumper?
The jumper is designed for the 2500 Series terminal blocks, which are rated for 30 A and fit standard DIN‑rail mounts. It works with both 2‑pole and 4‑pole configurations.
Can these jumpers be used in outdoor marine environments?
Yes. The black plastic housing is UV‑stable and resistant to salt spray, making the jumpers suitable for outdoor marine installations when mounted on a protected DIN rail.
Is the 1,000 A interrupt capacity a continuous rating?
No. The 1,000 A rating refers to the maximum fault current the jumper can safely interrupt during a short‑circuit event. Continuous current rating remains at 30 A.
Do the jumpers require any special tools for installation?
Only a standard screwdriver is needed to tighten the screw‑type terminals. No additional tools or crimping equipment are required.
What warranty does Blue Sea Systems provide for these jumpers?
Blue Sea Systems offers a one‑year limited warranty covering defects in materials and workmanship, along with access to technical support for installation assistance.
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