Ring Terminals

1.Terminal material: Tin plated Copper (Brass material also available as requested)
2.Insulation material: Vinyl (PVC) or Nylon
3.Features: Electricity safe, easy to install, high temperature resistant, anti-corrosion, various sizes and packages for chosen.
4.Maximum temperature: Vinyl 75℃, Nylon 105℃.
5.Maximum electrical rating: 600 volts
6.Color: according to the international wiring standard, other colors are available as requested.
7.Certificates: CE, RoHS, SGS

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Vinyl-Insulated Ring Terminals for Secure Electrical Connections

Reliable Crimp Connections. Secure Stud Fastening. Multiple Insulation Options.

Vinyl-insulated ring terminals are designed for secure electrical connections to screws, studs and terminal blocks.

Made from tin-plated copper with PVC insulation, they provide a practical crimp termination solution for electrical panels, appliances, wiring harnesses and general industrial equipment.

Secure Ring Connection & Reliable Crimping

The closed-ring design keeps the terminal captured around the stud or screw, helping prevent accidental disengagement compared with an open-ended terminal.

Key benefits include:

Secure Fastening: Closed-ring tongue for screw and stud connections.
Good Conductivity: Tin-plated copper for reliable electrical contact.
Insulated Barrel: PVC sleeve for general electrical wiring applications.
Easy Identification: Multiple wire sizes and color-coded insulation options.

Proper wire sizing, crimping and screw tightening are essential for connection reliability.

Multiple Ring Terminal Options

In addition to standard vinyl-insulated ring terminals, other designs are available for specific installation requirements.

Easy Entry: Funnel-shaped entry for easier wire insertion and faster assembly.
Double Crimp: Additional insulation support to reduce strain on the conductor connection.
Nylon-Insulated: Tougher insulation for applications requiring higher temperature resistance.
Heat-Shrinkable: Heat-shrink insulation for added protection, with adhesive-lined sealing options available.

Typical Applications

Electrical Control Panels: Secure wiring to terminal blocks and stud connections.
Industrial Machinery: Wire connections inside motors, equipment and control systems.
Appliances & HVAC: Internal electrical wiring and component connections.
Automotive Wiring: Electrical accessories and harness connections using suitable terminal designs.
Marine & Outdoor Equipment: Moisture-protected wiring using appropriately sealed heat-shrink versions.

ITEM NO.	Wire size	Wire size	Stud Size	Stud Size	d2	W	F	L	H	d1	D	T	COLOR
ITEM NO.	mm2	AWG	Metric	American	mm	mm	mm	mm	mm	mm	mm	mm	COLOR
RV1.25-3.2	0.5~1.5mm²	22~16	3	#4	3.2	5.7	4.95	17.8	10.0	1.7	4.2	0.8	Red
RV1.25-3.5S	0.5~1.5mm²	22~16	3.5	#6	3.7	5.7	4.95	17.8	10.0	1.7	4.2	0.8	Red
RV1.25-3.5M	0.5~1.5mm²	22~16	3.5	#6	3.7	6.6	6.3	19.6	10.0	1.7	4.2	0.8	Red
RV1.25-3.5L	0.5~1.5mm²	22~16	3.5	#6	3.7	8.0	7.0	21.0	10.0	1.7	4.2	0.8	Red
RV1.25-4S	0.5~1.5mm²	22~16	4	#8	4.3	6.6	6.3	19.6	10.0	1.7	4.2	0.8	Red
RV1.25-4L	0.5~1.5mm²	22~16	4	#8	4.3	8.0	7.0	21.0	10.0	1.7	4.2	0.8	Red
RV1.25-5	0.5~1.5mm²	22~16	5	#10	5.3	8.0	7.0	21.0	10.0	1.7	4.2	0.8	Red
RV1.25-5L	0.5~1.5mm²	22~16	5	#10	5.3	9.5	7.5	22.3	10.0	1.7	4.2	0.8	Red
RV1.25-6	0.5~1.5mm²	22~16	6	1/4 “	6.5	11.6	11.2	27.0	10.0	1.7	4.2	0.8	Red
RV1.25-8	0.5~1.5mm²	22~16	8	5/16 “	8.5	11.6	11.2	27.0	10.0	1.7	4.2	0.8	Red
RV1.25-10	0.5~1.5mm²	22~16	10	3/8 “	10.5	13.6	13.9	30.7	10.0	1.7	4.2	0.8	Red
RV1.25-12	0.5~1.5mm²	22~16	12	1/2 “	13.0	19.2	16.0	35.6	10.0	1.7	4.2	0.8	Red
RV2-3.2	1.5~2.5mm²	16~14	3	#4	3.2	6.6	6.4	19.7	10.0	2.3	4.7	0.8	Blue
RV2-3.5	1.5~2.5mm²	16~14	3.5	#6	3.7	6.6	6.4	19.7	10.0	2.3	4.7	0.8	Blue
RV2-3.5M	1.5~2.5mm²	16~14	3.5	#6	3.7	6.6	7.9	21.2	10.0	2.3	4.7	0.8	Blue
RV2-3.5L	1.5~2.5mm²	16~14	3.5	#6	3.7	8.5	7.75	22.0	10.0	2.3	4.7	0.8	Blue
RV2-4S	1.5~2.5mm²	16~14	4	#8	4.3	6.6	7.9	21.2	10.0	2.3	4.7	0.8	Blue
RV2-4L	1.5~2.5mm²	16~14	4	#8	4.3	8.5	7.75	22.0	10.0	2.3	4.7	0.8	Blue
RV2-5S	1.5~2.5mm²	16~14	5	#10	5.3	8.5	7.75	22.0	10.0	2.3	4.7	0.8	Blue
RV2-5L	1.5~2.5mm²	16~14	5	#10	5.3	9.5	7.5	22.3	10.0	2.3	4.7	0.8	Blue
RV2-6	1.5~2.5mm²	16~14	6	1/4 “	6.5	12.0	11.0	27.0	10.0	2.3	4.7	0.8	Blue
RV2-8	1.5~2.5mm²	16~14	8	5/16 “	8.5	12.0	11.0	27.0	10.0	2.3	4.7	0.8	Blue
RV2-10	1.5~2.5mm²	16~14	10	3/8 “	10.5	13.6	13.9	30.7	10.0	2.3	4.7	0.8	Blue
RV2-12	1.5~2.5mm²	16~14	12	1/2 “	13.0	19.2	16.0	35.6	10.0	2.3	4.7	0.8	Blue
RV3.5-4	2.5~4mm²	14~12	4	#8	4.3	8.0	7.7	24.7	13.0	2.9	6.2	1.0	Black
RV3.5-5S	2.5~4mm²	14~12	5	#10	5.3	8.0	7.7	24.7	13.0	2.9	6.2	1.0	Black
RV3.5-6	2.5~4mm²	14~12	6	1/4 “	6.5	12.0	9.4	28.4	13.0	2.9	6.2	1.0	Black
RV3.5-8	2.5~4mm²	14~12	8	5/16 “	8.5	15.0	13.5	34.0	13.0	2.9	6.2	1.0	Black
RV5.5-3.5	4~6mm²	12~10	3.5	#6	3.7	7.2	5.9	22.5	13.0	3.4	6.5	1.0	Yellow
RV5.5-4S	4~6mm²	12~10	4	#8	4.3	7.2	5.9	22.5	13.0	3.4	6.5	1.0	Yellow
RV5.5-4L	4~6mm²	12~10	4	#8	4.3	9.5	8.85	26.6	13.0	3.4	6.5	1.0	Yellow
RV5.5-5	4~6mm²	12~10	5	#10	5.3	9.5	8.85	26.6	13.0	3.4	6.5	1.0	Yellow
RV5.5-6	4~6mm²	12~10	6	1/4 “	6.5	12.0	10.5	29.5	13.0	3.4	6.5	1.0	Yellow
RV5.5-8	4~6mm²	12~10	8	5/16 “	8.5	15.0	13.5	34.0	13.0	3.4	6.5	1.0	Yellow
RV5.5-10	4~6mm²	12~10	10	3/8 “	10.5	15.0	13.5	34.0	13.0	3.4	6.5	1.0	Yellow
RV5.5-12	4~6mm²	12~10	12	1/2 “	13.0	19.2	16.0	38.6	13.0	3.4	6.5	1.0	Yellow
RV8-4S	6~10mm²	8	4.0	#8	4.3	8	9.3	29.3	16.0	4.5	8.0	1.2	Red
RV8-5S	6~10mm²	8	5.0	#10	5.3	8.8	9.3	29.7	16.0	4.5	8.0	1.2	Red
RV8-5M	6~10mm²	8	5.0	#10	5.3	12.0	9.3	31.3	16.0	4.5	8.0	1.2	Red
RV8-5L	6~10mm²	8	5.0	#10	5.3	15.0	13.8	37.3	16.0	4.5	8.0	1.2	Red
RV8-6S	6~10mm²	8	6.0	1/4 “	6.5	12.0	9.3	31.3	16.0	4.5	8.0	1.2	Red
RV8-8	6~10mm²	8	8	5/16 “	8.5	15.0	11.1	37.3	16.0	4.5	8.0	1.2	Red
RV8-10	6~10mm²	8	10	3/8 “	10.5	15.0	11.1	37.3	16.0	4.5	8.0	1.2	Red
RV8-12	6~10mm²	8	12	1/2 “	13.0	20.0	15.0	41.0	16.0	4.5	8.0	1.2	Red
RV14-4	10~16mm²	6	4	#8	4.3	12.0	13.3	40.8	21.5	5.4	11.0	1.4	Blue
RV14-5	10~16mm²	6	5	#10	5.3	12.0	13.3	40.8	21.5	5.4	11.0	1.4	Blue
RV14-6S	10~16mm²	6	6	1/4 “	6.5	12.0	13.3	40.8	21.5	5.4	11.0	1.4	Blue
RV14-8	10~16mm²	6	8	5/16 “	8.5	16.0	14.5	43.5	21.5	5.4	11.0	1.4	Blue
RV14-10	10~16mm²	6	10	3/8 “	10.5	16.0	14.5	43.5	21.5	5.4	11.0	1.4	Blue
RV14-12	10~16mm²	6	12	1/2 “	13.0	22.0	19.5	52.0	21.5	5.4	11.0	1.4	Blue
RV22-5S	16~25mm²	4	5	#10	5.3	12.2	15.1	44.7	23.5	7.7	13.0	1.6	Yellow
RV22-6S	16~25mm²	4	6	1/4 “	6.5	12.2	15.1	44.7	23.5	7.7	13.0	1.6	Yellow
RV22-8	16~25mm²	4	8	5/16 “	8.5	16.5	13.5	45.2	23.5	7.7	13.0	1.6	Yellow
RV22-10	16~25mm²	4	10	3/8 “	10.5	16.5	13.5	45.2	23.5	7.7	13.0	1.6	Yellow
RV22-12	16~25mm²	4	12	1/2 “	13.0	22.0	19.5	54.0	23.5	7.7	13.0	1.6	Yellow
RV38-5	35mm²	2	5	#10	5.3	15.3	17.4	52.0	27.0	9.4	14.5	1.7	Red
RV38-6	35mm²	2	6	1/4 “	6.5	15.3	17.4	52.0	27.0	9.4	14.5	1.7	Red
RV38-8S	35mm²	2	8	5/16 “	8.5	15.3	17.4	52.0	27.0	9.4	14.5	1.7	Red
RV38-10S	35mm²	2	10	3/8 “	10.5	15.3	17.4	52.0	27.0	9.4	14.5	1.7	Red
RV38-12	35mm²	2	12	1/2 “	13.0	22.0	17.7	55.7	27.0	9.4	14.5	1.7	Red

Choose the Right Ring Terminal

Select according to the wire cross-sectional area, stud diameter, insulation requirements and installation environment.

For reliable crimping, use a compatible crimping tool and follow the specified wire stripping and crimping procedure.

Request a Quote: Please provide your wire size, stud size, terminal type, quantity and packaging requirements.

Frequently Asked Questions

1. What are insulated ring terminals used for?

They are used to connect wires to screws, studs and terminal blocks in electrical equipment, appliances and industrial wiring.

2. How do I choose the correct ring terminal?

Check the wire size (AWG/mm²), stud diameter, insulation type and installation environment.

3. What is the difference between vinyl and nylon insulated ring terminals?

Vinyl insulation is commonly used for general-purpose wiring. Nylon insulation typically provides higher temperature capability and improved toughness, depending on the material grade.

4. What is the advantage of double-crimp ring terminals?

The additional crimp supports the wire insulation, helping reduce mechanical stress on the conductor connection, especially in vibration-prone applications.

5. Are waterproof ring terminals available?

Heat-shrinkable versions with suitable adhesive-lined sealing can provide additional moisture protection when correctly installed.

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