DS663 - 3A SPST Off-On Pushbutton Switch | Miyama
料号： DS663 ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $1.99 | $1.99 |
| 10 | $1.99 | $19.90 |
| 100 | $1.99 | $199.00 |
| 500 | $1.99 | $995.00 |
| 1,000 | $1.99 | $1,990.00 |
DS663 概述
A pushbutton switch is an electromechanical control component that changes a circuit when an operator presses or releases its actuator. In the DS663, the SPST designation indicates a single-pole, single-throw contact arrangement, while OFF-ON describes the panel marking or operating sequence rather than necessarily proving whether the contact is momentary or maintained. The DS-663 series listings identify a 15 mm cutout and one normally open contact, so engineers should confirm the exact terminal and actuator configuration from the ordered suffix before production release.
Verified listings provide several important ratings, including 3 A at 125 VAC, 500 V DC, 125 VAC, and a 1 A/125 VAC variant description. Other source records report insulation resistance up to 100 megohms at DC 500 V, insulation withstand of AC 1000 V for one minute, and contact resistance below 20 megohms. Because the retrieved records refer to multiple DS-663 suffix variants, ratings should be matched to the exact manufacturer part number rather than generalized across the family.
Typical uses include panel power selection, test-equipment controls, small industrial control panels, appliance interfaces, and low-voltage control circuits. The 15 mm panel cutout supports compact front-panel installation, while the SPST contact structure simplifies wiring. A mechanically robust actuator and clearly marked OFF-ON position improve usability in equipment housings, although the enclosure, actuation force, terminal spacing, and environmental ratings are not provided in the retrieved data.
The primary design consideration is selecting the exact DS-663 suffix for the required contact action, terminal arrangement, panel hardware, and current rating. The related DS-663-C-R-W-PC-K-K listing is described as SPST-NO, OFF-(ON), 1 A/125 VAC, whereas another source describes the DS663 family as SPST, OFF-ON, 3 A/125 VAC. These differences must be resolved before treating any related variant as a drop-in replacement.
This page consolidates distributor listings, electrical descriptions, panel-mount dimensions, and cautious substitution guidance for engineers evaluating DS663. It distinguishes the target DS663 designation from longer DS-663 suffix variants and highlights the missing mechanical and lifecycle information rather than inferring unsupported specifications.
DS663 最大额定值与电气特性
| Product Type | Panel-mount pushbutton switch |
| Contact Configuration | SPST |
| Contact State | OFF-ON |
| Rated Current | 3 A |
| Rated Voltage | 125 VAC |
| Related DC Rating | 500 V DC |
| Panel Cutout | 15 mm diameter |
| Number of Poles | 1 pole |
| Number of Normally Open Contacts | 1 NO contact in related DS-663 listing |
| Actuator Color | Red in related DS-663 listing |
| Contact Resistance | Below 20 MΩ |
| Insulation Resistance | Up to 100 MΩ at DC 500 V |
| Insulation Voltage | AC 1000 V for 1 minute |
| Mounting | Panel mount |
| Operating Sequence | OFF-ON |
| Manufacturer | Miyama Electric Co. LTD. |
DS663 standard 引脚配置指南
DS663（standard 封装）的引脚配置。 引脚编号、功能和连接图在制造商数据手册中定义。请参阅该手册以了解确切的封装尺寸和焊接指南。
暂无详细引脚数据： DS663.
请参阅 数据手册 以查看完整引脚配置。
典型应用
DS663 适用于 6 应用s: Industrial Control Panel, Test Equipment Power Selection, Appliance User Interface, Small Control Signal Interface, Control Panel Demonstration Unit, Compact Equipment Enclosure.
Industrial Control Panel
The DS663 can provide a simple user-operated control input for an industrial enclosure when the exact suffix matches the required OFF-ON behavior. Its listed SPST format simplifies panel wiring, while the 15 mm cutout supports compact front-panel mounting. For a control-signal application, the stated 3 A/125 VAC contact rating provides substantial capacity, but the designer should still verify the exact suffix, contact action, actuator travel, and terminal spacing.
推荐
Test Equipment Power Selection
DS663 is suitable as a front-panel power-selection or function-control switch for compact test equipment. The red actuator listed for the related DS-663 series provides a recognizable operator interface, and the SPST contact arrangement can switch a control input without complex logic. The listed 3 A/125 VAC rating should be checked against the load, especially when inrush current or inductive behavior is present.
推荐
Appliance User Interface
The DS663 can be used as a panel-mounted user control in appliances or light industrial products where a mechanical OFF-ON input is preferred. Its 15 mm related-series cutout and red actuator support a compact front-panel layout, while the SPST contact reduces wiring complexity. Confirm whether the exact device is maintained or momentary before finalizing the mechanical design, and verify the enclosure clearance around the actuator.
推荐
Small Control Signal Interface
DS663 can be used for a low-voltage control-signal interface because the supplied data identifies a single SPST contact and an OFF-ON operating designation. The 3 A/125 VAC listing is well above many logic-level control requirements, but contact resistance and insulation values should be assessed against the system. Exact terminal numbering and whether the contact is normally open must be confirmed for the ordered suffix.
推荐
Control Panel Demonstration Unit
The DS663 is appropriate for education, prototyping, and demonstration panels requiring a clear mechanical input device. The panel-mount format and listed 15 mm cutout simplify integration into an enclosure, while the SPST arrangement is easy to wire for simple control experiments. Because the retrieved records contain inconsistent suffix-level ratings, prototypes should identify the complete part number and be checked against the manufacturer documentation.
推荐
Compact Equipment Enclosure
DS663 can serve as an operator input in a compact equipment enclosure requiring a discrete mechanical selector. The related 15 mm cutout helps constrain panel real estate, while the red actuator can improve visual identification of the control position. Before layout release, verify body dimensions behind the panel, nut or bushing requirements, actuator projection, terminal orientation, and the exact electrical state of the DS663 suffix.
推荐
推荐产品汇总
工程参考数据： DS663 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 |
|---|---|
| Package | Panel-mount pushbutton switch |
| Brand | Miyama Electric Co. LTD. |
| Contact Configuration | SPST |
| Operating Sequence | OFF-ON |
| Rated Current | 3 A |
| Rated Voltage | 125 VAC |
| Related DC Rating | 500 V DC |
| Panel Cutout | 15 mm diameter |
| Contact Resistance | Below 20 MΩ |
| Insulation Resistance | Up to 100 MΩ at DC 500 V |
关键差异点
- Panel-mount control format （对比 DS-663-C-R-W-PC-K-K)
- SPST control simplicity （对比 DS-663-C-R-W-PC-K-K)
- Related-series panel integration （对比 DS-663-C-R-W-S-K-R)
设计说明
Do not treat every DS-663 suffix as electrically identical. The retrieved records show a broader DS663 description of SPST, OFF-ON, 3 A/125 VAC, while a related DS-663-C-R-W-PC-K-K listing is described as SPST-NO, OFF-(ON), 1 A/125 VAC. Confirm the complete suffix and manufacturer datasheet before using a related part as a substitute.
Design the front panel around the stated 15 mm cutout for the related DS-663 listings, but verify the exact suffix drawing before machining. Also check actuator clearance, panel thickness, mounting hardware, rear-body clearance, and terminal orientation. A panel fit alone does not establish terminal compatibility or safe access to the connection.
Use the stated 3 A/125 VAC rating only after confirming it applies to the exact ordered configuration. For inductive, motor, capacitive, or high-inrush loads, add appropriate suppression and account for contact derating. The related 1 A/125 VAC listing demonstrates that current capability can vary across suffixes.
合规信息
The supplied product data does not state RoHS, REACH, halogen-free, lead-free, conflict-minerals, or automotive qualification status.