What is the output power capability?

It provides DC 24V/2.5A output, which can power multiple transmitters.

What is the working voltage?

The working voltage is AC 220V/50-60Hz.

Gas Alarm Controller with 4~20mA Signal Input (RS485 optional)

Name: Gas Alarm Controller with 4~20mA Signal Input (RS485 optional)
Brand: Nanjing KELISAIKE Safety Equipment Co., Ltd.
SKU: 927485215

Jiangsu, ChinaNanjing KELISAIKE Safety Equipment Co., Ltd.

US$450.00

1 Piece

Product profile

Customization

Available

Customized

Non-Customized

Portable

Non Portable

Gas

H2S

Max. Capacity of System

4,8,16 and 32 Channels

Outout Signal

RS-485

Input Signal

4-20mA Singal(RS-485 Signal)

Alarm Settings

High and Low Alarm Values

Contact Capacity

5A 250V AC/5A 30V DC

Display

LCD Display

Sampling Rate

<0.1s/Channel

Communication Mode

RS-485

Communication Range

No Reply<1200m

Communication Medium

STP

Transport Package

Carton

Specification

3.0kg

Trademark

KELISAIKE or OEM

Origin

Nanjing, China

HS Code

8531100000

Production Capacity

100PCS Per Month

Key features

Multi-Channel Capacity: Supports 4, 8, or 16 channels for flexible system configuration.

RS485 Communication: Features RS485 industrial field bus with up to 1200m range.

Real-Time Display: Circulates real-time concentration data with 1-2 second refresh per channel.

Programmable Alarms: Allows user-defined high and low alarm values with LED indication.

Backup Power Supply: Includes backup power capable of sustaining operation for over 2 hours.

24V Output Power: Provides DC 24V/2.5A output to power multiple transmitters.

Fast Response Time: Achieves response time of less than 2 seconds for rapid detection.

High Precision: Measurement accuracy of 0.1% F.S. with low drift stability.

Company profile

Management CertificationR&D CapabilitiesYears of Export Experience100% Finished Products Inspection

Nanjing KELISAIKE Safety Equipment Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 21 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryNANJING KELISAIKE SAFETY EQUIPMENT CO., LTD. demonstrates broad customization, OEM/ODM, 3D design, SDK, and recent product-development capabilities. It reports ISO9001:2015, ISO45001:2018, ISO14001, CE, UL, and CCC-related certification capability. Service management, complaint handling, corrective actions, and finished-product inspection are documented with procedures and records. Overseas support includes agents or branches and services such as installation, maintenance, repair, debugging, and training, although it has no overseas warehouse or showroom. The supplier reports 21 years of export experience, Shanghai Port access, and peak- and off-season lead times within 15 working days. Financial information identifies records for 2022–2024 but does not provide performance results. Production scale and capacity are not sufficiently documented. A named buyer and an India import destination are provided, but the relationship and transaction details are not specified.

Supplier typeThe supplier is identified with an assembling facility and provides 3D design, OEM, ODM, and multiple forms of customization. Its listed product is a trolley-type air breathing apparatus, indicating a manufacturer or assembler with product-development and design-service functions.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certificates, along with capability for CE, UL, CCC, and other product certifications. The slice does not provide certificate numbers, scope, or validity dates, but it explicitly states certification holding for the management-system standards.

After-Sales capabilityService capability is supported by written procedures and records for supplier-service assessment, corrective and preventive actions, and customer complaints. Overseas services include debugging, maintenance, repair, training, and equipment installation, with overseas agents or branches; however, no overseas warehouse or showroom is available.

R&D capabilityThe supplier states that it has introduced new products during the past year and provides 3D software design, ODM, OEM, and an available SDK. These explicit capabilities support active product-development and design collaboration.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also offers OEM and ODM services, providing strong evidence of broad customization capability.

Client casesThe supplier reports participation in the International Fair of Safety and Protection in São Paulo, overseas service coverage including Saudi Arabia and Vietnam, and identifies VIMAL FIRE CONTROLS PRIVATE LIMITED as an associated buyer. These are concrete market and buyer references, but the slices do not provide project scope, order history, performance outcomes, or verified case details.